Wiring Diagrams for Chevrolet Chevy Express G3500 (1996-2012)

A/c circuit, cargo van A/c circuit, passenger van Compressor circuit Heater circuit Manual a/c circuit, cargo van Manual a/c circuit, passenger van Rear a/c circuit, provisions

5.7l vin r, compressor circuit 5.7l vin r, heater circuit 5.7l vin r, manual a/c circuit, cargo van 5.7l vin r, manual a/c circuit, passenger van

6.5l vin f, compressor circuit 6.5l vin f, heater circuit 6.5l vin f, manual a/c circuit, cargo van 6.5l vin f, manual a/c circuit, passenger van

7.4l vin j, compressor circuit 7.4l vin j, heater circuit 7.4l vin j, manual a/c circuit, cargo van 7.4l vin j, manual a/c circuit, passenger van

8.1l vin g, compressor circuit 8.1l vin g, heater circuit 8.1l vin g, manual a/c circuit, cargo van 8.1l vin g, manual a/c circuit, passenger van

Anti-lock brake circuits Anti-lock brakes circuit Anti-lock brakes circuit, with jl4 Anti-lock brakes circuit, without jl4 Anti-lock brakes circuit, without vehicle speed enhancement stability Anti-lock brakes circuit, with vehicle speed enhancement stability

5.7l (vin r), anti-lock brake circuits

6.5l (vin f), anti-lock brake circuits 6.5l vin f, anti-lock brake circuits, diesel

7.4l (vin j), anti-lock brake circuits

8.1l vin g, anti-lock brake circuits

Anti-theft circuit Forced entry circuit Pass-key circuit

Body control modules circuit

Computer data lines Computer data lines circuit

6.0l vin u, computer data lines circuit

6.6l vin 2, computer data lines circuit

Cooling fan circuit

6.6l vin 6, cooling fan circuit

Cruise control circuit Cruise control circuit, with active handling Cruise control circuit, without active handling

4.3l vin w, cruise control circuit

4.8l vin v, cruise control circuit

5.0l vin m, cruise control circuit

5.7l (vin r), cruise control circuit

6.0l vin u, cruise control circuit 6.0l vin u, cruise control circuit, with active handling 6.0l vin u, cruise control circuit, without active handling

6.5l (vin f), cruise control circuit

6.6l vin 2, cruise control circuit

6.6l vin 6, cruise control circuit

7.4l (vin j), cruise control circuit

8.1l vin g, cruise control circuit

Defogger circuit Defoggers circuit Heated mirrors circuit

Electronic power steering circuit

Wiring diagram engine performance 4.8l vin a

Wiring diagram engine performance 4.8l vin c

Wiring diagram engine performance 4.8l vin v

Wiring diagram engine performance 5.7l (vin r)s

Wiring diagram engine performance 6.0l vin b

Wiring diagram engine performance 6.0l vin g

Wiring diagram engine performance 6.0l vin k

Wiring diagram engine performance 6.0l vin u

Wiring diagram engine performance 6.5l (vin f)s Wiring diagram engine performance 6.5l vin fs, california Wiring diagram engine performance 6.5l vin fs, federal

Wiring diagram engine performance 6.6l vin 2

Wiring diagram engine performance 6.6l vin 6

Wiring diagram engine performance 6.6l vin l

Wiring diagram engine performance 7.4l (vin j)s

Wiring diagram engine performance 8.1l vin gs

Back-up lamps circuit Backup lamps circuit Exterior lamps circuit Exterior lamps circuit, cutaway chassis Exterior lamps circuit, except cutaway Exterior lamps circuit, with composite headlamps Exterior lamps circuit, with sealed beam headlamps Exterior lamps circuit, with sealed beam lamps Trailer tow circuit

Ground distribution circuit

Headlamp control circuit Headlight circuit Headlight circuit, with composite headlamps Headlight circuit, with drl & with composite headlamps Headlight circuit, with drl & with sealed beam lamps Headlight circuit, without drl & with composite headlamps Headlight circuit, without drl & with sealed beam lamps Headlight circuit, with sealed beam headlamps Headlights circuit

Horn circuit

Instrument cluster circuit

Courtesy lamps circuit Courtesy lamps circuit, without upfitter package Courtesy lamps circuit, with upfitter package Instrument illumination circuit Interior light circuit

Navigation circuit

Power antenna circuit

Power distribution circuit

4.8l vin c, power distribution circuit

4.8l vin v, power distribution circuit

6.0l vin k, power distribution circuit

6.0l vin u, power distribution circuit

6.6l vin 2, power distribution circuit

6.6l vin 6, power distribution circuit

Door lock circuit Keyless entry circuit Power door lock circuit Power door lock circuit, with keyless entry Power door lock circuit, without keyless entry Power door locks circuit

Automatic day/night mirror circuit Power mirror circuit Power mirrors circuit

6-way power seat circuit Power seat circuits Power seats circuit

Power window circuit Power windows circuit

Radio circuit Radio circuits Radio circuit, without rear seat audio Radio circuit, with rear seat audio

Shift interlock circuit

Shift interlock circuit

Charging circuit Starting circuit

4.8l vin a, charging circuit 4.8l vin a, starting circuit

4.8l vin c, charging circuit 4.8l vin c, starting circuit

4.8l vin v, charging circuit 4.8l vin v, starting circuit

5.7l (vin r), charging circuit 5.7l (vin r), starting circuit Starting circuit

6.0l vin b, charging circuit 6.0l vin b, starting circuit

6.0l vin g, charging circuit 6.0l vin g, starting circuit

6.0l vin k, charging circuit 6.0l vin k, starting circuit

6.0l vin u, charging circuit 6.0l vin u, starting circuit

6.5l (vin f), charging circuit 6.5l (vin f), starting circuit Starting circuit

6.6l vin 2, charging circuit 6.6l vin 2, starting circuit

6.6l vin 6, charging circuit 6.6l vin 6, starting circuit

6.6l vin l, charging circuit 6.6l vin l, starting circuit

7.4l (vin j), charging circuit 7.4l (vin j), starting circuit

8.1l vin g, charging circuit 8.1l vin g, starting circuit Starting circuit

Supplemental restraint circuit Supplemental restraints circuit

A/t circuit Transmission circuit

4.8l vin c, transmission circuit

4.8l vin v, a/t circuit

5.7l vin r, a/t circuit 5.7l vin r, a/t circuit, 4l60-e 5.7l vin r, a/t circuit, 4l80-e 5.7l (vin r), transmission circuit, 4l60-e/4l80-e 5.7l (vin r), transmission circuit, 4l80-e

6.0l vin k, transmission circuit

6.0l vin u, a/t circuit

6.5l vin f, a/t circuit 6.5l vin f, a/t circuit, 4l80-e 6.5l (vin f), transmission circuit 6.5l (vin f), transmission circuit, 4l80-e

6.6l vin 2, a/t circuit

6.6l vin 6, a/t circuit 6.6l vin 6, transmission circuit

7.4l vin j, a/t circuit 7.4l vin j, a/t circuit, 4l60-e 7.4l vin j, a/t circuit, 4l80-e 7.4l (vin j), transmission circuit, 4l60-e/4l80-e 7.4l (vin j), transmission circuit, 4l80-e

8.1l vin g, a/t circuit, 4l80-e

Access panel release circuit

Warning system circuits Warning systems circuit

Wiper/washer circuit

1 2 3 4 BATTERY B+ SERIAL DATA 195 156 LOCK OUT DOME LAMPS & IGNITION COIL/MODULE 7) & IGNITION COIL/MODULE 8) (IN EVEN IGNITION/ COIL MODULE JUMPER HARNESS, A/C COMPRESSOR CLUTCH COIL ACCESSORY WAKEUP SERIAL DATA ACC PANEL RR RLY CTRL RUN/CRANK RLY COIL CTRL ACCY BULB TEST LOCK OFF ACCY LOCK OFF ANTI-LOCK BRAKE SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM PPL ANTI-LOCK IND AUXILIARY BATTERY AUXILIARY GENERATOR AUXILIARY GENERATOR GENERATOR BATTERY CLASS 2 DATA PPL BATTERY IGNITION DR JAMB SW GROUND DOME LAMP BATTERY IN BATTERY IND BATTERY IND CLASS 2 SERIAL DATA BATTERY JUNCTION BLOCK BATTERY LAMP BATTERY POS VOLT BATTERY POSITIVE VOLTAGE BATTERY PPL PPL BATTERY SIGNAL GROUND BATTERY STUD IGN A MAXIFUSE BULB TEST LOCK OFF COIL 1 LOW COIL 2 LOW COIL 2 HIGH CRUISE ON/OFF SW CTSY LPS SUPPLY BATTERY DATA LINK RESISTOR DIODE ARRAY DOOR LOCK CTRL UNLOCK CTRL DRL DIODE MODULE DRV DOOR LOCK SW UNLOCK SIG DRV DOOR LOCK SW LOCK SIG DRV DR LOCK RLY UNLOCK CTRL DRV DR LOCK RLY UNLOCK CTRL PASS DOOR LOCK SW LOCK CTRL FTR REAR DR LOCK PCB FUEL FUEL IGNITION INJECTOR INJECTOR COIL FUEL INJECTORS IGNITION COIL FUSIBLE LINK 5 (W/ DUAL GENERATOR GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GENERATOR SIG PARK/NEUTRAL SIG GENERATOR SIG PARK/NEUTRAL SIG CHMSL + LOW REF GROUND INT LTS IN LOCK SIG UNLOCK SIG PPL HORN ASSEMBLY HORN RLY CTRL HORN/ WASHER PCB HORN/WASH PCB IAC COIL B IAC COIL B IAC COIL A IAC COIL A IGNITION COIL IGNITION COIL 1 IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 7 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 5 IGNITION COIL 8 IGNITION COIL 8 IGNITION COIL 4 IGNITION COIL 6 IGNITION COIL MODULE IGNITION COIL, FUEL INJECTORS IGNITION COIL/MODULE 1 IGNITION COIL/MODULE 2) IGNITION COIL/MODULE 3 IGNITION COIL/MODULE 4 IGNITION COIL/MODULE 5 IGNITION COIL/MODULE 6 IGNITION DR JAMB SW BATTERY GROUND IGNITION IGNITION COIL 1 COIL 8 IGNITION IGNITION COIL 3 COIL 1 IGNITION IGNITION COIL 4 COIL 2 IGNITION IGNITION COIL 7 COIL 5 IGNITION IGNITION COIL COIL IGNITION IGNITION IGNITION COIL 4 COIL 6 COIL 2 IGNITION IGNITION IGNITION COIL COIL COIL IGNITION IGNITION IGNITION IGNITION COIL 2 COIL 4 COIL 6 COIL 8 IGNITION IGNITION IGNITION IGNITION COIL 3 COIL 1 COIL 5 COIL 7 IGNITION LOCK CYLINDER IN-LINE RESISTOR INFLATABLE RESTRAINT DIAGNOSTIC RESISTOR INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT BATTERY LOCK LOCK OFF OFF LOCK OFF LOCK SIG UNLOCK SIG PASS DOOR LOCK SW LOCK CTRL PPL ANTI-LOCK BRAKES SYSTEM PPL PPL PPL ANTI-LOCK BRAKES SYSTEM PULL- IN COIL HOLD- IN COIL R DEFOG IND GROUND ING 3 BATTERY REMOTE CONTROL DOOR LOCK RECEIVER RF DOOR AJAR SW SIG PASS DR LOCK SW UNLOCK CTRL LF DOOR AJAR SW SIG SECONDARY BATTERY SERIAL DATA UNLOCK RLY CTRL SW UNLOCK CTRL SW LOCK CTRL RELEASE RLY CTRL TR SW A SIG LOW REF IGN 1 VOLT BATTERY TFP SW C SIG TRANS PRES B TRANS PRES C IGN 1 BATTERY LOW REF W/ DUAL GENERATOR W/ DUAL GENERATOR, AMBULANCE UPFITTER W/ ELECTRIC SIDE DOOR LOCK W/ ELECTRIC SIDE DOOR LOCK CONTROL W/O ELECTRIC SIDE DOOR LOCK CONTROL W/O ELECTRONIC SIDE DOOR LOCK CONTROL

7.4L-ENGINE HARNESS, APPROX 14 CM FROM FUEL INJECTOR BREAKOUT) 42 CM FROM LEFT FRONT SIDE FRONT ACCESS PANEL ACTUATOR) (6.5L: ENGINE HARN, 26 CM FROM A/C COMPRESSOR CLUTCH BREAKOUT (7.4L-ENGINE HARNESS, 15 CM FROM (ENGINE CHASSIS HARNESS, 4 CM FROM ENGINE CONTROL (ENGINE CHASSIS HARNESS, 4 CM FROM ENGINE CONTROL 2366 2366 2364 2365 6141 (ENGINE HARN, (ENGINE HARNESS, APPROX 5 CM (EXCEPT 6.5L: ENGINE HARN, 8 CM FROM THE (IN ENGINE HARN, (IN ENGINE HARN, BETW #2, #5 FUEL INJECTORS (IN ENGINE HARNESS, 5.5 CM (IN ENGINE HARNESS, 6.5 CM FROM ENGINE (IN ENGINE HARNESS, 15 CM FROM (IN ENGINE HARNESS, 16 CM FROM UNDERHOOD (IN ENGINE HARNESS, 23 CM FROM (IN ENGINE HARNESS, BETW #6, #7 FUEL INJS (IN ENGINE HARNESS, BETWEEN 2, 5 FUEL INJECTORS, (IN ENGINE HARNESS, BETWEEN 3, 8 FUEL INJECTORS, (IN ENGINE HARNESS, BETWEEN 6, 7 FUEL INJECTORS, (IN ENGINE HARNESS, BETWEEN #1, #4 FUEL INJECTORS (IN ENGINE JUMPER HARNESS, 9 (IN REAR HVAC HARNESS, 20 CM FROM AUXILIARY BLOWER MOTOR (LEFT FRONT LOWER SIDE OF THE ENGINE (ON LEFT FRONT OF ENGINE COMPARTMENT, (RIGHT FRONT OF ENGINE (RIGHT SIDE OF ENGINE ACTUATOR SIG AIR TEMPERATURE ACTUATOR AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY AIR TEMPERATURE ACTUATOR VACUUM HVAC CONTROL PUMP ASSEMBLY AIR VALVE ACTUATOR BREAKOUT) AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR (LEFT REAR OF PASSENGER AUXILIARY BLOWER MOTOR CENTER HIGH MOUNTED STOPLAMP AUXILIARY BLOWER MOTOR RESISTOR AUXILIARY BLOWER MOTOR RESISTOR ASSEMBLY (ON AUXILIARY AUXILIARY MODE ACTUATOR AUXILIARY MODE ACTUATOR AUXILIARY AIR TEMPERATURE ACTUATOR BLOWER MOTOR BLOWER MOTOR BREAKOUT) BLOWER MOTOR RESISTOR BLOWER MOTOR RESISTOR ASSEMBLY COOLANT HEATER BLOWER MOTOR COOLANT HEATER BLOWER MOTOR GND DRIVER DOOR LOCK ACTUATOR DRIVER SEAT ADJUSTER MOTOR ASSEMBLY DRIVER SEAT FORWARD/ REARWARD, FRONT VERTICAL, REAR VERTICAL MOTOR DRIVER WINDOW MOTOR ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ENGINE COOLANT GAUGE TEMPERATURE ENGINE COOLANT RADIATOR TEMPERATURE SENSORS ENGINE COOLANT TEMP ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL PRESSURE GAUGE EXCEPT 7.4L-ENGINE HARNESS, 4-16 CM FROM FUEL INJECTOR BREAKOUT) FROM AUXILIARY BLOWER MOTOR BREAKOUT) FROM POWER WINDOW MOTOR BREAKOUT) FRONT PASSENGER DOOR LOCK ACTUATOR FRONT PASSENGER SEAT FORWARD/ REARWARD, FRONT VERTICAL, REAR VERTICAL MOTOR FRONT PASSENGER WINDOW MOTOR HEATER MOTOR LEFT FRONT DOOR LOCK ACTUATOR LEFT POWER SEAT FORWARD/ REARWARD MOTOR LEFT POWER SEAT FRONT TILT MOTOR LEFT POWER SEAT REAR TILT MOTOR LEFT REAR SIDE DOOR LOCK ACTUATOR LEFT REAR SIDE FRONT ACCESS PANEL ACTUATOR LEFT REAR SIDE REAR ACCESS PANEL ACTUATOR W/ AUXILIARY HEATER W/O REAR A/C LEFT SEAT ADJUSTER MOTOR ASSEMBLY LOW ENGINE OIL LOW ENGINE OIL PRESSURE GAUGE LOW ENGINE OIL PRESSURE IND LOW REF MIL CONTROL A/C COMPRESS START ENABLE EGR MOTOR HIGH LOW REF LOWER RIGHT FRONT OF ENGINE) OF ENGINE BLOCK) OF ENGINE COMPT) OF ENGINE) PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY REAR DOOR LOCK ACTUATOR REDUCED ENGINE POWER IND RIGHT FRONT DOOR LOCK ACTUATOR RIGHT POWER SEAT FORWARD/ REARWARD MOTOR RIGHT POWER SEAT FORWARD/ REARWARD MOTOR RIGHT POWER SEAT REAR TILT MOTOR RIGHT POWER SEAT FRONT TILT MOTOR RIGHT POWER SEAT REAR TILT MOTOR RIGHT REAR SIDE DOOR LOCK ACTUATOR RIGHT SEAT ADJUSTER MOTOR ASSEMBLY RIGHT SIDE FRONT ACCESS PANEL ACTUATOR RIGHT/ LEFT MOTOR RIGHT/ LEFT MOTOR UP/ DOWN MOTOR SIDE DOOR LOCK ACTUATOR SIDE OF ENGINE COMPT) STARTER MOTOR TEMPERATURE VALVE ACTUATOR MOTOR TEMPERATURE VALVE ACTUATOR MOTOR HEATER AND A/C CONTROLLER THE ENGINE BLOCK) THROTTLE CONTROL ACTUATOR MODULE TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 UP/ DOWN MOTOR VSES MOTOR VSS SIGNAL VSS OUTPUT CHECK ENGINE LP CTRL 389 419 W/ CARGO 42 CM FROM LEFT FRONT SIDE FRONT ACCESS PANEL ACTUATOR) LAMPS WINDSHIELD WIPER MOTOR

ANTENNA IN CELLULAR, DIGITAL RADIO ANTENNA CELLULAR/ NAVIGATION ANTENNA POWER ANTENNA ASSEMBLY POWER ANTENNA SYSTEM RADIO ANTENNA

FUEL PRESSURE REGULATOR 1 FUEL PRESSURE REGULATOR 1 SHIELD FUEL PRESSURE REGULATOR 2 FUEL PRESSURE REGULATOR 2 SHIELD

12 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) 15-77 CM FROM 6-PIN CONNECTOR ON RIGHT FRAME RAIL) 19 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) 35 CM FROM 6-PIN CONNECTOR ON RIGHT FRAME RAIL) 88 CM FROM RIGHT DOME FLUORESCENT WORK LAMP CONNECTOR BREAKOUT) (IN REAR HVAC HARNESS, 13 CM FROM AUXILIARY BLOWER MOTOR CONNECTOR (IN RIGHT REAR DOOR HARNESS, 19 CM FROM LICENSE LAMP CONNECTOR CONNECTOR BREAKOUT) CONNECTOR BREAKOUT) PNK WIRE CONNECTOR) PNK WIRE DATA LINK CONNECTOR FROM AUXILIARY BLOWER MOTOR CONNECTOR BREAKOUT) HARNESS, 12 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) TRAILER CONNECTOR UPFITTER PROVISION CONNECTOR VANITY MIRROR LAMP CONNECTOR BREAKOUT)

ABS RELAY, POWER BRAKE BOOSTER, ELEC BRAKE CONTROL MODULE ABS RELAY, POWER BRAKE BOOSTER, ELECTRONIC BRAKE CONTROL MODULE AUXILIARY HVAC CONTROL MODULE BODY CONTROL MODULE CNG CONTROL MODULE COOLANT HEATER CONTROL MODULE CRUISE CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE FRONT AUXILIARY HVAC CONTROL MODULE FRONT AUXILIARY HVAC CONTROL MODULE HEATER AND A/C CONTROL LOGIC MODULE FUEL PUMP FLOW CONTROL MODULE GROUND TO LPG CONTROL MODULE, WAIT TO START LAMP) HVAC CONTROL MODULE IGNITION CONTROL MODULE, FUEL INJECTORS LPG CONTROL MODULE POWER DOOR LOCK CONTROL MODULE POWER DOOR LOCK CONTROL MODULE POWER DOOR LOCK RELAY RADIO, POWER STEERING CONTROL MODULE REAR AUXILIARY HVAC CONTROL MODULE REAR AUXILIARY HVAC CONTROL MODULE AUXILIARY BLOWER MOTOR SWITCH REAR AUXILIARY HVAC CONTROL MODULE FRONT AUXILIARY HVAC CONTROL MODULE VEHICLE CONTROL MODULE (IN ENGINE VEHICLE CONTROL MODULE (LEFT SIDE OF VEHICLE CONTROL MODULE (ON LEFT SIDE OF

7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) (16 CM FROM UNDERHOOD FUSE (IN ENGINE HARNESS, 16 CM FROM UNDERHOOD FUSE (IN FORWARD LAMP HARNESS, 12 CM FROM UNDERHOOD FUSE BLOCK A/C CMPRSR FUSE 18 A/C FUSE A/C FUSE 32 ABS FUSE ABS FUSE 48 ABS MDL FUSE 2 ABS MDL FUSE 60 ABS MTR FUSE 1 ABS MTR FUSE 61 ABS/VSE FUSE 48 ABS/VSES FUSE 48 AIR BAG AOS FUSE 32 AIR BAG FUSE 28 AIR BAG FUSE 34 AIR BAG/AOS FUSE 10 AIR BAGS FUSE 10 AIRBAG FUSE 37 APPROX 8 CM FROM REAR FUSE BLOCK) APPROX 15 CM FROM REAR FUSE BLOCK) AUX PRK LAMP FUSE 3 AUX PWR FUSE 29 AUX PWR FUSE 29 IPC FUSE 31 AUX PWR OUTLET FUSE 25 AUX PWR OUTLET FUSE 33 AUX STOP LAMP FUSE 68 AUX-A FUSE AUX-B FUSE AUX/TRLR BCK/UP FUSE 26 AUXILIARY 1 FUSE 32 AUXILIARY 2 FUSE 33 CARGO LKS FUSE 5 AUXILIARY 2 FUSE 33 REAR DOOR LKS FUSE 5 BASE I/P FUSE BLOCK BATT FUSE BCM 1 FUSE 20 BCM 1 FUSE 59 BCM 2 FUSE 37 BCM 2 FUSE 58 BCM 2 FUSE 58 BCM 1 FUSE 59 BCM 3 FUSE 26 BCM 3 FUSE 26 BCM 7 FUSE 8 BCM 4 FUSE 9 BCM 4 FUSE 22 BCM 5 FUSE 7 BCM 5 FUSE 27 BCM 6 FUSE 23 BCM 6 FUSE 72 BCM 7 FUSE 8 BCM 7 FUSE 25 BLOW FUSE 51 BLOWER FUSE BODY FUSE BLOCK BODY FUSE BLOCK (UNDER LEFT BRAKE FUSE 18 BREAKOUT FOR REAR FUSE BLOCK) BRK FUSE 11 BRK SW FUSE 13 BRK SW FUSE 32 BRK SW IPC FUSE 10 FUSE 13 BRKS FUSE BRKS FUSE 11 BTSI BCK/UP FUSE 36 BTSI/BU FUSE 36 BTSI/BU FUSE 36 SPARE FUSE 35 CAN VENT FUSE 34 CARGO DR UNLCK FUSE 33 CARGO UNLK FUSE 5 CIG LTR FUSE 13 CIGAR FUSE 30 CMPS FUSE 2 CMPS FUSE 19 CNSTR VENT SOL FUSE 17 CNSTR VENT SOL FUSE 56 CRANK FUSE 8 CRANK FUSE 27 CRUISE FUSE 6 CSTY FUSE 3 CTSY FUSE 3 CTSY LP/ SEO FUSE 3 CTSY LP/SEO FUSE 3 DIESEL FUEL FUSE DIESEL FUEL PUMP FUSE 24 DOME FLOUR- ESCENT FUSE 2 DOME FLUORESCENT WORK LAMPS FUSE 2 DOOR LKS FUSE 15 DRL 1 FUSE 67 DRL 2 FUSE 66 DRL FUSE 15 DRV DR UNLCK FUSE 36 DRV LKS FUSE 7 DRV LKS FUSE 7 HTD MIR/DEFOG FUSE 12 DRV PWR TRN MIR FUSE 14 E.C.M. FUSE 33 ECM 1 FUSE ECM ACT FUSE 63 ECM BATT FUSE 19 ECM BATT FUSE 54 ECM I FUSE ECM IGN AIR BAG FUSE 48 FUSE 34 ECM IGN FUSE 48 ECM IGN/ GLOW PLUG MDL IGN FUSE 30 ECM IGN/GLOW PLUG MDL IGN FUSE 30 ECM MAF/CNSTR PWR/TRN VENT FUSE 64 FUSE 78 ECM PWR/ TRN FUSE 45 ECM PWR/ TRN FUSE 50 ECM PWR/ TRN FUSE 65 ECM PWR/TRN FUSE 50 ECM PWR/TRN FUSE 65 ECM PWR/TRN FUSE 78 ECM-B FUSE ECM/TCM GLO PLUG MDL FUSE 38 ECM/TCM GLOW PLUG CNTRL MDL IGN 1 FUSE 38 ECM/TCM/ GLOW PLUG FUSE 38 ECMB FUSE EMPTY FUSE 19 EMPTY FUSE 20 EMPTY FUSE 37 EMPTY FUSE 38 ENG 1 FUSE ENG 1 FUSE 23 ENG 2 FUSE 21 ENG FUSE ETC FUSE EVEN IGN/ INJ FUSE 52 EVEN IGN/ INJ FUSE 79 FAN CLUTCH FUSE 58 FCSM BATT FUSE 15 FCSM BATT FUSE 36 FCSM BATT SEO FUSE 15 FUSE 21 FLASHER FUSE 14 FOH MDL FUSE 14 FOH MDL FUSE 35 FOH/ECM TCM BATT FUSE 2 FR PRK FUSE 22 FR WPR FUSE 47 FRT BLWR FUSE 66 FRT BLWR FUSE 74 FRT DR LCK FUSE 31 FRT PASS DR UNLCK FUSE 34 FRT PRK FUSE 22 FRT PRK LAMP FUSE 4 FSCM IGN FUSE 6 FSCM IGN FUSE 11 FUEL HTR FUSE 4 FUEL HTR FUSE 4 GLOW PLUG MDL FUSE FUEL HTR FUSE 25 FUEL HTR FUSE 71 FUEL PMP FUSE 12 FUEL PUMP FUSE 2 FUEL PUMP FUSE 12 FUEL/PUMP FUSE 2 FUSE 2 FUSE 4 FUSE 7 FUSE 22 FUSE 26 FUSE 29 FUSE 39 FUSE 39 FUSE 40 FUSE 40 FUSE 46 FUSE 56 FUSE HOLDER FUSE HOLDER LPCM FUSE GAS FUEL PUMP FUSE 24 GAUGES FUSE 4 GLOW PLUG MDL FUSE 53 HARNESS, 7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) HARNESS, 8 CM FROM REAR FUSE BLOCK) HARNESS, 15 CM FROM REAR FUSE BLOCK) HAZARD FUSE 5 HAZRD FUSE 14 HORN FUSE HORN FUSE 15 HORN FUSE 16 HOT AT ALL TIMES I/P FUSE BLOCK HOT AT ALL TIMES RADIO B FUSE 19 HOT AT ALL TIMES UNDERHOOD FUSE BLOCK AIR FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK HORN FUSE HOT IN ACCY, RUN RADIO-I FUSE 17 HOT IN OFF, RUN, START I/P FUSE BLOCK TRANS FUSE 20 HOT IN RUN HTR A/C FUSE 12 HOT IN RUN OR START TURN/BU FUSE 16 HTD MIR FUSE 2 HTD MIR/DEFOG FUSE 12 HTR A/C FUSE 12 HVAC 1 FUSE 9 HVAC 1 FUSE 14 HVAC 1 HVAC 2 FUSE 5 FUSE 1 HVAC 2 FUSE 13 HVAC 2 HVAC 1 FUSE 1 FUSE 5 HVAC CNTRL FUSE 25 HVAC FUSE 10 HVAC IGN SW CNTRL FUSE 25 FUSE 22 HVAC/ CNTRL FUSE I/P CLSTR FUSE 7 I/P CLUSTER FUSE 23 I/P FUSE BLOCK I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P FUSE BLOCK CRANK FUSE 8 WIPER FUSE 11 RADIO 1 FUSE 17 I/P FUSE BLOCK TRANS FUSE 20 I/P FUSE BLOCK TURN- B/U FUSE 16 IGN 0 FUSE IGN 0 FUSE 6 IGN 1 FUSE IGN 1 FUSE 23 IGN A FUSE IGN A FUSE 49 IGN B FUSE IGN B FUSE 52 IGN E FUSE IGN E FUSE 22 IGN SW HVAC CNTRL FUSE 12 FUSE 3 IGN-E FUSE ECM-1 FUSE ILLUM FUSE 14 ILLUM MIR FUSE 14 INJ FUSE 59 INJ FUSE 75 INLINE FUSE IP CLSTR FUSE 10 IP CLSTR FUSE 23 IP CLSTR FUSE 30 IPC FUSE IPC FUSE 10 IPC FUSE 31 ISRV FUSE 26 ISRVM FUSE 26 LEFT HI BEAM FUSE 44 LEFT HIBM FUSE 44 LEFT LO BEAM FUSE 43 LEFT LOBM FUSE 43 LIGHTING FUSE LIGHTING MAXI FUSE LPCM FUSE LR PKR FUSE 18 LT DRL/ TURN FUSE 10 LT DRL/ TURN FUSE 10 LT REAR STOP/ TRN FUSE 3 TRLR STOP/ TRN FUSE 17 LT LO BEAM FUSE 53 LT REAR PARK FUSE 18 LT REAR PARK LAMP FUSE 8 LT REAR STOP/ TRN FUSE 4 LT REAR STOP/ TURN FUSE 3 LT STOP/ TRN TRLR FUSE 21 LTR FUSE 30 LTR/DLC FUSE 38 LTR/DLC FUSE 73 MAF/ CNSTR FUSE 64 MAF/ CNSTR FUSE 71 MAF/ CNSTR VENT FUSE 49 MAF/ CNSTR VENT FUSE 64 MAF/CNSTR VENT FUSE 49 MEGA FUSE MEGA FUSE 65 MEGA FUSE 77 NOT AVAILABLE FUSE 1 ODD IGN INJ FUSE 55 ODD IGN/INJ FUSE 55 ODD IGN/INJ FUSE 65 ONSTAR FUSE 11 OSRVM FUSE 2 OSRVM HTR FUSE OSRVM SW FUSE 9 OSRVM SW FUSE 18 PANEL ACTUATOR FUSE 3 PARK LPS FUSE 9 PASS TRN MIR FUSE 19 PCM BAT FUSE 2 PCM BATT FUSE 2 PCM IGN 1 FUSE 38 POWER WDO FUSE B PWR ACCY FUSE A PWR AUX FUSE 7 PWR WDO FUSE B RADIO BAT FUSE 1 RADIO BAT FUSE 1 RR DEF/HTD MIR FUSE 8 RADIO I FUSE 17 RADIO-B FUSE 19 RDO/ CHIME FUSE 20 RDO/CHIME FUSE 8 RDO/CHIME FUSE 20 REAR BLOWER FUSE 13 REAR BLWR FUSE 29 REAR BLWR FUSE 37 REAR DR LCK FUSE 32 REAR FOG LAMPS FUSE 34 REAR FUSE BLOCK REAR PASS DR UNLCK FUSE 35 RFA FUSE 20 RFA/TPM FUSE 11 RFA/TPM FUSE 11 OSRVM SW FUSE 18 RFA/TPM FUSE 21 RIGHT HI BEAM FUSE 45 RIGHT HIBM FUSE 45 RIGHT LO BEAM FUSE 42 RIGHT LOBM FUSE 42 RR BLOWER FUSE RR BLOWER FUSE 13 RR HVAC FUSE 24 RR PKR FUSE 20 RR PRK FUSE 20 LR PRK FUSE 18 RT HI BEAM FUSE 52 RT LO LT HI BEAM BEAM FUSE 54 FUSE 51 RT REAR PARK FUSE 20 RT REAR PRK LAMP FUSE 7 RT REAR STOP/ TRN FUSE 4 RT REAR STOP/ TRN FUSE 6 RT REAR STOP/ TURN FUSE 6 RT STOP/ TRN TRLR FUSE 3 SECURITY/ STRG FUSE 21 SEO FUSE 27 SEO FUSE #21 SIR FUSE 37 SNSR 1 FUSE 46 SNSR 2 FUSE 56 SPARE FUSE 1 SPARE FUSE 21 SPARE FUSE 25 SPARE FUSE 33 SPARE FUSE 35 SPARE FUSE 39 SPARE FUSE 40 SPARE FUSE 64 STOP FUSE 1 STOP LAMP FUSE 7 STOP LP FUSE 7 STOP/ CHMSL FUSE 8 STOP/CHMSL FUSE 8 STR WHL SNSR FUSE 17 STRTR SOL FUSE 44 STRTR SOL FUSE 64 TAIL LAMP BCK/UP FUSE 27 TBC 2 FUSE 18 TBC 3 FUSE 16 TBC 3 FUSE 16 TBC 4 FUSE 11 TBC 4 FUSE 11 TBC ACC FUSE 46 TBC ACCY FUSE 46 TBC FUSE 19 TBC FUSE 19 TBC 2 FUSE 18 TBC IGN 0 FUSE 6 TBC IGN 1 FUSE 24 TBC/TCM ACCY FUSE 46 TCM BATT FUSE 32 TCM BATT FUSE 44 TCM IGN FUSE 31 TCM IGN FUSE 47 TCM IGN IP CLSTR FUSE 47 FUSE 30 TRANS FUSE 17 TRANS FUSE 20 TRANS FUSE 51 TRL STOP/TRN FUSE 17 TRLR BCK/UP FUSE 5 TRLR BU FUSE 5 BTSI FUSE 28 TRLR FUSE 13 TRLR FUSE 13 BLOW FUSE 51 TRLR FUSE 50 TRLR PRK FUSE 21 TRLR PRK FUSE 21 UPFTR PRK FUSE 16 TRLR PRK LAMP FUSE 5 TRLR PRK LAMP FUSE 13 TRLR WRG FCSM BATT FUSE 11 FUSE 36 TRLR WRG FUSE 11 TRLR WRG FUSE 35 TRLR WRG FUSE 42 TRLR WRG FUSE 62 TRLR WRG TRLR WRG FUSE 35 FUSE 62 TURN B/U FUSE 16 UNDER- HOOD FUSE BLOCK UNDER- HOOD FUSE BLOCK A/C FUSE IGN E FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON LEFT UNDERHOOD FUSE BLOCK (ON LEFT SIDE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE UNDERHOOD FUSE BLOCK CRNK (ON LEFT UPFTR AUX 2 FUSE 35 UPFTR CTSY LAMPS FUSE 4 UPFTR PARK LAMP FUSE 6 UPFTR PRK LAMPS FUSE 16 W/ CARGO LAMP HARNESS, 15 CM FROM REAR FUSE BLOCK) WPR FUSE 39 WPR FUSE 41 WPR FUSE 55 WSW FUSE 14 WSW FUSE 41

COOLANT FUEL HEATER HEATER COOLANT HEATER COOLANT HEATER GLOW PLUG COOLANT HEATER GLOW PLUG VOLT EXCEPT AUXILIARY 5.3L 5.3L HEATER FUEL HEATER HEATER AND A/C CONTROLLER HEATER AND A/C CONTROLLER MULTI- FUNCTION ALARM MODULE HEATER CONTROLLER HEATER, A/C CONTROLLER REDUCTANT LINE HEATER REDUCTANT REDUCTANT LINE HEATER TANK HEATER REDUCTANT TANK HEATER W/ AUXILIARY FUEL FIRED HEATER W/ AUXILIARY HEATER W/ AUXILIARY HEATER W/O REAR A/C W/ AUXILIARY HEATER, REAR A/C W/ AUXILIARY HEATER, REAR A/C, REAR WINDOW DEFOGGER W/ FUEL FIRED 6.6L AUXILIARY HEATER W/ FUEL FIRED AUXILIARY HEATER W/ FUEL W/O FUEL FIRED FIRED AUXILIARY HEATER W/ REAR A/C, AUXILIARY HEATER W/ REAR A/C, AUXILIARY HEATER, PLUMBING, WIRING PROVISION W/O AUXILIARY FUEL FIRED HEATER W/O AUXILIARY FUEL FIRED HEATER W/ AUXILIARY FUEL FIRED HEATER W/O AUXILIARY HEATER W/O AUXILIARY HEATER, REAR A/C W/O FUEL FIRED AUXILIARY HEATER

"GLOW PLUGS" INDICATOR AIR BAG INDICATOR BRAKE INDICATOR BRAKE WARNING INDICATOR CTRL CHARGE INDICATOR DRL INDICATOR HI BEAM INDICATOR HIGH BEAM INDICATOR HIGH CONTROL LOW CONTROL LOW CONTROL INDICATOR CONTROL INFLATABLE RESTRAINT I/P MODULE INDICATOR INFLATABLE RESTRAINT PASSENGER AIRBAG OFF/ON INDICATOR MALFUNCTION INDICATOR LAMP PRNDL INDICATOR SECURITY INDICATOR SERVICE ENGINE SOON INDICATOR SERVICE THROTTLE SOON INDICATOR TOW/HAUL INDICATOR W/ BRAKE WARNING INDICATOR SYSTEM W/ REMOTE KEYLESS ENTRY, LOW TIRE PRESSURE INDICATOR WATER IN FUEL INDICATOR

8 17 PARK LAMP SIGNAL HEADLAMP SW OFF SIG 23 1786 1320 6863 STARTING/ CHARGING SYSTEM EXTERIOR LIGHTS SYSTEM (IN VANITY MIRROR LAMP HARNESS, (LEFT BODY HARN, NEAR REAR TAIL LAMP (LEFT BODY HARN, NEAR REAR TAIL LAMP BREAKOUT, TOWARD REAR DOME LAMP ASH TRAY LAMP ASHTRAY LAMP BACKUP LAMP PWR BACKUP LAMP- RIGHT BACKUP LIGHTS CIRCUIT BCK/UP LAMP PCB BKUP LAMP SUPPLY BREAKOUT, TOWARD REAR DOME LAMP BREAKOUT) BULB TEST CENTER DOME AND READING LAMP (READING LAMPS W/ CENTER DOME, READING LAMP CENTER HIGH MOUNTED STOP LAMP CENTER HIGH MOUNTED STOP LAMP STOP LAMP SUPPLY VOLTAGE CHMSL/ STOP LAMP SUPPLY VOLTAGE COURTESY LAMP CTRL DK DK RIGHT FRONT INNER PARK/ TURN SIGNAL LAMP DOME FLUORESCENT WORK LAMP 1 DOME FLUORESCENT WORK LAMP 2 DOME LAMP EXTERIOR LIGHTS DEFOGGER SYSTEM SYSTEM EXTERIOR LIGHTS SYSTEM 1786 2501 2500 6399 EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM WIPER/WASHER SYSTEM FRONT CARGO FLUORESCENT WORK LAMP FRONT DOME AND READING LAMP (READING LAMPS W/ FRONT DOME LAMP CENTER DOME LAMP FRONT DOME, READING LAMP FRONT TURN SIGNAL LAMP SUPPLY VOLTAGE HDLP LOW BEAM RLY CTRL PARK LAMP CTRL HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HOT IN RUN, BULB TEST OR START HOT W/ PRK LAMP I/P COMPART- MENT LAMP I/P COMPARTMENT LAMP INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM DASH LMP DIM CNTRL LAMP GROUP LEFT FORWARD LAMP BREAKOUT TOWARD RIGHT) LEFT FORWARD LAMP BREAKOUT) LEFT FRONT ACCESS PANEL FLUORESCENT WORK LAMP LEFT FRONT DOME FLUORESCENT WORK LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK/TURN SIGNAL LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT STEPWELL LAMP RIGHT SIDE STEPWELL LAMP LEFT HEAD- LAMP LEFT HI BEAM HEAD- LAMP LEFT HIGH BEAM HEADLAMP LAMP LEFT LO BEAM HEAD- LAMP LEFT LOW BEAM HEADLAMP LAMP RIGHT LOW BEAM HEADLAMP LAMP LEFT PARK/ TURN SIGNAL LAMP LEFT PARK/TURN SIGNAL LAMP LEFT REAR ACCESS PANEL FLUORESCENT WORK LAMP LEFT REAR DOME FLUORESCENT WORK LAMP LEFT REAR PARK/ STOP LAMP LEFT REAR PARK/ TURN LAMP LEFT BACKUP LAMP LEFT SIDE MARKER LAMP LEFT STEPWELL LAMP LEFT STEPWELL LAMP REAR DOME LAMP LEFT SUN SHADE MIRROR LAMP LEFT SUNSHADE MIRROR LAMP LEFT TAIL LAMP LEFT TAIL/ STOP/ TURN SIGNAL LAMP LEFT TAIL/STOP LEFT BACKUP TURN SIGNAL LAMP LAMP LEFT TAIL/STOP, TURN SIGNAL LAMP LEFT TAIL/STOP, TURN SIGNAL LAMP RIGHT TAIL/STOP, TURN SIGNAL LAMP LEFT TURN SIGNAL LAMP LEFT VANITY MIRROR LAMP LF TURN SIG LAMP CTRL STOP LAMPS CTRL TCC BRAKE SIG LICENSE LAMP LIGHTS ON INPUT LIGHTS SYSTEM LOGIC BACKUP LAMP PWR LT TRAILER TURN SIGNAL LAMP MALFUNCTION IND LAMP PARK LAMP CTRL PARK LAMP RLY CTRL HAZARD SW SIG DRL LOW CONTROL PARK LAMP SW ON SIG PARK/ TURN SIGNAL LAMP-RF PPL LT LEFT FOG LAMP REAR CARGO FLUORESCENT WORK LAMP REAR DOME AND READING LAMP (READING LAMPS W/ REAR DOME LAMP REAR DOME/ READING LAMP RIGHT ACCESS PANEL FLUORESCENT WORK LAMP RIGHT BACKUP LAMP RIGHT BACKUP LAMP LICENSE LAMP RIGHT DOME FLUORESCENT WORK LAMP RIGHT FOG LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT OUTER PARK/ TURN SIGNAL LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT STEPWELL LAMP RIGHT HEAD- LAMP RIGHT HI BEAM HEAD- LAMP RIGHT HI BEAM HEAD- LAMP LEFT HI BEAM HEAD- LAMP RIGHT HIGH BEAM HEADLAMP LAMP RIGHT LEFT VANITY VANITY MIRROR MIRROR LAMP LAMP RIGHT LO BEAM HEAD- LAMP RIGHT PARK/TURN SIGNAL LAMP RIGHT REAR PARK/ TURN LAMP RIGHT REAR PARK/ STOP LAMP RIGHT REAR PARK/ TURN SIGNAL LAMP LEFT REAR PARK/ TURN SIGNAL LAMP RIGHT RIGHT PARK/ FRONT TURN MARKER SIGNAL LAMP LAMP RIGHT SIDE MARKER LAMP RIGHT STEPWELL LAMP RIGHT STEPWELL LAMP SIDE STEPWELL LAMP RIGHT SUN SHADE MIRROR LAMP RIGHT SUNSHADE MIRROR LAMP RIGHT TAIL LAMP LICENSE LAMP RIGHT TAIL/ STOP/ TURN SIGNAL LAMP RIGHT TAIL/STOP, TURN SIGNAL LAMP RIGHT TAIL/STOP, TURN SIGNAL LAMP LEFT TAIL/STOP, TURN SIGNAL LAMP RIGHT TURN SIGNAL LAMP RIGHT VANITY MIRROR LAMP RT TRAILER TURN SIGNAL LAMP SAFETY BELT LAMP SIDE STEPWELL LAMP STOP, TAIL LAMP TRACTION CTRL SW SIG BACKUP LAMP RLY CTRL TURN SIGNAL LAMP TURN/ HAZARD LAMP FLASHER TURN/HAZARD LAMP FLASHER UNDER- HOOD LAMP UNDER- HOOD REEL LAMP UNDERHOOD LAMP UNDERHOOD REEL LAMP UNDERHOOD REEL LAMP UNDERHOOD LAMP UPFTR CTSY LAMP W/ CARGO LAMP W/ COMMERCIAL TRADESMAN SALES PACKAGE, CARGO LAMP W/ LAMP GROUP OPTION

ABS PUMP COOLANT HEATER FUEL PUMP EAVP PURGE CHARGE IND AIR PUMP FUEL COOLANT PUMP HEATER COOLANT HEATER FUEL LIFT PUMP FUEL PUMP FUEL PUMP AND SENDER ASSEMBLY FUEL PUMP RLY CTRL LOW REF FUEL PUMP, SENDER ASSEMBLY LPG TANK SCAVANGE PUMP PRIMARY FUEL PUMP, PUMP CTRL PUMP HTR CTRL REDUCTANT PUMP SECONDARY AIR INJECTION REACTION PUMP CLUTCH SECONDARY PRIMARY LPG PUMP LPG PUMP ASSEMBLY ASSEMBLY VACUUM PUMP WINDSHIELD WASHER FLUID PUMP

A/C CMPRSR RELAY 40 A/C COMPRESSOR ENABLE RELAY A/C COMPRESSOR ENABLE RELAY UNDERHOOD FUSE/RELAY CENTER A/C COMPRSR RELAY 40 A/C RELAY A/C RELAY 54 ACCESS PANEL LEFT SIDE FRONT RELAY CONTROL ACCESS PANEL LEFT SIDE REAR RELAY CONTROL ACCESS PANEL RIGHT SIDE REAR RELAY CONTROL ALL DRS LOCK PCB RELAY AUXILIARY AUXILIARY BLOWER BLOWER MOTOR MOTOR LOW SPEED MEDIUM RELAY SPEED RELAY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY BLOWER MOTOR LOW SPEED RELAY AUXILIARY BLOWER MOTOR MEDIUM SPEED RELAY AUXILIARY BLOWER MOTOR MEDIUM SPEED RELAY AUXILIARY BLOWER MOTOR LOW SPEED RELAY AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY AUXILIARY RELAY AUXILIARY RELAY 24 BCK/UP LAMP PCB RELAY BLOWER MOTOR RELAY BLOWER MOTOR RESISTOR/ RELAY BRAKE IND CTRL BRAKE PSI IN DRL RELAY CTRL CARGO DR UNLCK PCB RELAY CARGO UNLK RELAY CARGO UNLK RELAY 27 CGO UNLCK PCB RELAY CRNK RELAY 39 CRNK RELAY 73 CTSY LP RELAY 26 DOME FLUORESCENT WORK LAMP RELAY DOOR LKS RELAY DOOR LKS RELAY 30 DRL PCB RELAY DRV UNLCK PCB RELAY DRV UNLK RELAY DRV UNLK RELAY 28 DRVR DR UNLCK PCB RELAY ECM RELAY ECM RELAY 62 ECM RELAY CTRL TAC MTR CTRL 1 IGN VOLT EVAPORATIVE EMISSION PURGE SOLENOID VALVE RELAY EVAPORATIVE EMISSION VENT SOLENOID VALVE RELAY FAN CLUTCH RELAY 75 FLUORESCENT WORK LAMP RELAY FOG LAMP RELAY FUEL PMP RELAY 57 FUEL PUMP RELAY FUEL PUMP RELAY 38 FUEL PUMP RELAY 57 FUEL PUMP RELAY 72 FUEL PUMP RELAY, FUEL PUMP SWITCH FUEL PUMP RELAY, FUEL PUMP/ OIL PRESSURE SWITCH GLOW PLUG RELAY GLOW PLUG RELAY CONTROL GLOW PLUG RELAY, TURBOCHARGER WASTEGATE SOLENOID, EPR SOLENOID GLOWPLUG RELAY HDLP HI BEAM RELAY 56 HDLP HIBM RELAY HDLP LO BEAM RELAY 58 HDLP LOBM RELAY HDLP- HI BEAM RELAY HDLP- LO BEAM RELAY HI BM FEED HI BM INDICATOR DRL RELAY CTRL HI WPR RELAY 70 HIGH BEAM PCB RELAY HIGH BEAM RELAY CONTROL HORN PCB RELAY HORN RELAY HORN RELAY 59 HORN RELAY CTRL HORN/ WASH PCB RELAY HOT AT ALL TIMES UNDERHOOD FUSE-RELAY CENTER HORN FUSE HOT W/ PRK LAMPS RELAY HOT W/ PWR/TRN RELAY 49 ENERGIZED HOT W/ PWR/TRN RELAY ENERGIZED HOT W/ RUN RELAY HOT W/ RUN/ CRANK RELAY 69 ENERGIZED HOT W/ RUN/ CRANK RELAY ENERGIZED HOT W/ RUN/ CRNK RELAY 15 ENERGIZED HOT W/ RUN/ CRNK RELAY 15 ENERGIZED AIR BAG FUSE 28 HOT W/ RUN/ CRNK RELAY 69 ENERGIZED HOT W/ RUN/CRANK RELAY 15 ENERGIZED HOT W/ RUN/CRANK RELAY 15 ENERGIZED IPC FUSE 10 HOT W/ RUN/CRANK RELAY ENERGIZED HOT W/ RUN/CRNK RELAY 15 ENERGIZED I/P RELAY CENTER IAT SIG APP 2 SIG GLOW PLUG RELAY PRESSURE CTRL SOL FUEL TEMP SENS TFT SENS LEFT FRONT ACCESS PANEL RELAY 5 LEFT REAR ACCESS PANEL RELAY 1 LEFT SIDE FRONT ACCESS PANEL RELAY 5 LEFT SIDE REAR ACCESS PANEL RELAY 1 LOW BEAM PCB RELAY LOW BEAM RELAY CONTROL PACKAGE, CARGO LAMP) DOME FLUORESCENT WORK LAMPS RELAY PARK LAMP RELAY 29 PARK LP RELAY PARK LP RELAY 29 PASS UNLK RELAY PASS UNLK RELAY 31 PASS/CGO UNLCK PCB RELAY POWER DOOR LOCK RELAY REMOTE CONTROL DOOR LOCK RECEIVER PPL FUEL PUMP RELAY SIG PRK LAMP RELAY PRK LAMP RELAY 40 PWR/ TRN RELAY 49 PWR/ TRN RELAY 76 PWR/TRN RELAY 49 PWR/TRN RELAY 76 RAP RELAY RAP RELAY 23 PWR WND CIRCUIT BREAKER 34 RAP RELAY 43 REAR FOG LAMPS RELAY 55 RELAY 39 RELAY CTRL RIGHT ACCESS PANEL RELAY 6 RIGHT SIDE ACCESS PANEL RELAY 6 RR DEFOG RELAY RR DEFOG RELAY 25 RUN/ CRANK RELAY RUN/ CRNK RELAY RUN/CRNK RELAY 15 RUN/CRNK RELAY 69 SECONDARY AIR INJECTION REACTION PUMP RELAY SPARE RELAY 55 SPARE RELAY 62 STARTER ENABLE RELAY CTRL STARTER RELAY STARTER RELAY 61 STOP LAMPS PCB RELAY TRAILER STOP/ TURN RELAY- LEFT TRAILER STOP/ TURN RELAY- RIGHT TRLR LT STOP/TRN PCB RELAY TRLR RT STOP/TRN PCB RELAY UNDER HOOD FUSE-RELAY CENTER UNDER- HOOD FUSE/ RELAY CENTER A/C FUSE IGN E FUSE UNDER- HOOD FUSE/ RELAY CENTER IGN E FUSE UNDERHOOD FUSE BLOCK FUEL PUMP RELAY UNDERHOOD FUSE-RELAY CENTER UNDERHOOD FUSE/RELAY CENTER UNDERHOOD FUSE/RELAY CENTER A/C LOW PRESSURE CUTOUT SWITCH UNDERHOOD FUSE/RELAY CENTER ECM-1 FUSE UPFITTER PROVISIONS RELAY WAIT TO LPG CONTROL INDICATOR RELAY MODULE WASHER PCB RELAY WINDSHIELD WASHER RELAY CONTROL WND RAP RELAY 23 PWR WND CIRCUIT BREAKER 34 WPR PCB WIPER RELAY WPR PCB WIPER WIPER RELAY HI DIODE DIODE WPR RELAY WPR RELAY 71 WSW RELAY 53

4 6 11 12 16 17 18 19 21 22 23 SENSOR GROUND PCS SOL HI OUT RANGE SIGNAL "C" A/C REFRIGERANT PRESSURE SENSOR ABS/TCS CLASS 2 SERIAL DATA YAW RATE SENSOR LO REF WHEEL POS SENS LOW REF ALTERNATIVE FUEL TANK PRESSURE SENSOR AMB LGHT SENSOR REAR LGHT SENSOR AMBIENT LIGHT SENSOR AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BANK 1 BANK 1 SENSOR 3 SENSOR 2 BANK 1 BANK 2 SENSOR 1 SENSOR 1 BANK 1 SENSOR 1 BANK 1 SENSOR 1 (ENGINE HARNESS, APPPROX 12 CM FROM BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 1 SENSOR 2 BANK 1 SENSOR 2 BANK 2 SENSOR 2 BANK 2 BANK 1 SENSOR 2 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BANK 2 SENSOR 1 DIODE BANK 2 SENSOR 2 BRK FLUID LEVEL SENSOR SIG BRK FLUID LEVEL SENSOR SIG BRAKE WARNING INDICATOR CTRL CHARGE AIR COOLER INLET TEMPERATURE SENSOR CHARGE AIR COOLER OUTLET TEMPERATURE SENSOR CKP SENSOR SIG CMP SENSOR SIG COOLANT HEATER COMBUSTION SENSOR COOLANT HEATER COMBUSTION SENSOR LOW REF COOLANT HEATER OVERHEAT TEMPERATURE SENSOR COOLANT HEATER AIR TEMPERATURE SENSOR COOLANT HEATER TEMPERATURE SENSOR CURRENT SENSOR SIG ECT SENSOR IN EGR MTR HI CTRL LOW REF A/C REFRIG SENS SIG FUEL LEVEL SENSOR SIG EGR VAL POS SIG ECT SENSOR SIG EGT SENSOR SIG EVO SOLENOID OUT EVO FEED SENSOR INPUT VSS SIGNAL INPUT EXHAUST TEMPERATURE SENSOR 1 EXHAUST TEMPERATURE SENSOR 2 EXHAUST TEMPERATURE SENSOR 3 EXHAUST TEMPERATURE SENSOR 4 EXHAUST TEMPERATURE SENSOR 5 FLUID TEMP SENSOR FLUID TEMP SENSOR GROUND FLUID TEMP SENSOR SIGNAL IGNITION FRP SENSOR SIG FUEL LEVEL SENSOR (ON LEFT FRAME FUEL TEMPERATURE SENSOR 1 FUEL TEMPERATURE SENSOR 2 GROUND IGNITION DATA SENSOR RETURN 5 VOLT REF BATTERY PNK PPL WIRE HEATED HEATED OXYGEN OXYGEN SENSOR SENSOR HEATED OXYGEN HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR UNDERHOOD FUSE/RELAY CENTER IAT SENSOR 2 SIG IAT SENSOR SIG IAT SENSOR SIG DPF SENSOR SIG OIL PRESS SIG INFLATABLE RESTRAINT FRONT END DISCRIMINATING SENSOR INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR LEFT FRONT WHEEL SPEED SENSOR LEFT FRONT WHEEL SPEED SENSOR RIGHT FRONT WHEEL SPEED SENSOR LOW REF CMP SENSOR SIG LPG SECONDARY PRIMARY CONTROL FUEL LEVEL FUEL LEVEL MODULE SENSOR SENSOR NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 PRESSURE CONTROL A/T FLUID SOLENOID TEMP VALVE SENSOR PRIMARY FUEL LEVEL SENSOR REDUCTANT HEATED SENSOR OXYGEN MODULE SENSOR REDUCTANT PRESSURE SENSOR REDUCTANT SENSOR MODULE RIGHT FRONT WHEEL SPEED SENSOR SECONDARY FUEL LEVEL SENSOR SENSOR 1 SENSOR 2 SENSOR GND SENSOR GROUND SENSOR GROUND 6 7 8 11 PCS SOL HI OUT A/T ISS HI A/T ISS LO RANGE SIGNAL "C" SENSOR HIGH SENSOR HIGH SENSOR LOW SENSOR LOW SENSOR HIGH SENSOR LOW SENSOR LOW 873 833 SENSOR OUTPUT SENSOR RETURN SENSOR SELF TEST SIG CIR SENSOR SIGNAL GROUND SPEED SENSOR INPUT STEERING WHEEL SPEED/ POSITION SENSOR TFT SENSOR TFT SENSOR IN THROTTLE POSITION SENSOR 1 THROTTLE POSITION SENSOR 2 TRANS FLUID TEMP SENSOR TRANS FLUID TEMPERATURE SENSOR TRANS SW B CMP SENSOR ECT SENSOR OFF/RUN/CRK INJ 5 INJ 8 TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION TEMPERATURE SENSOR VCM SIGNAL SPEED SENSOR INPUT VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR BUFFER WATER IN-FUEL SENSOR

FROM THE POWER WINOW BREAKOUT TOWARDS THE RADIO SPEAKER BREAKOUT) LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR TWEETER SPEAKER LEFT FRONT SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR SPEAKER LR SPEAKER + LR SPEAKER - RF SPEAKER - RF SPEAKER + RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER SPEAKER RIGHT FRONT SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR SPEAKER

3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH 12 8 17 11 SWITCH ON SIG PARK LAMPS SIG SWITCH OFF SIG AMBIENT SENS SIG A/C HIGH PRESSURE SWITCH A/C HIGH PRESSURE SWITCH (REAR OF A/C A/C LOW PRESSURE CUTOUT SWITCH FUEL PUMP AND SENDER A/C LOW PRESSURE SWITCH (IN REFRIGERANT A/C LOW PRESSURE SWITCH (ON REFRIGERANT A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH ABS/TCC SWITCH AUTOMATIC TRANSMISSION MANUAL SHIFT SWITCH AUXILIARY BLOWER MOTOR SWITCH BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH BRAKE SWITCH IN BRAKE SWITCH INPUT CARGO DOOR LOCK SWITCH COOLANT LEVEL SWITCH CRUISE CONTROL ON/OFF SWITCH CRUISE CONTROL SWITCH CRUISE CONTROL SWITCH SIGNAL CRUISE SWITCH DEFOGGER SWITCH DEFOGGER CONTROL IND DEFOGGER SWITCH DEFOGGER IND DIMMER SWITCH SIGNAL DOME LAMP DEFEAT SWITCH DOME SWITCH DOOR JAMB SWITCH HARN BREAKOUT) DOOR JAMB SWITCH HARNESS BREAKOUT) DRIVER DOOR JAMB SWITCH DRIVER DOOR LOCK SWITCH DRIVER DOOR LOCK SWITCH DRIVER WINDOW SWITCH DRIVER POWER DOOR LOCK SWITCH DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT BELT SWITCH DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE DRIVER WINDOW SWITCH ENGINE COOLANT LEVEL SWITCH FOG LAMP SWITCH FROM HEADLAMP SWITCH FRONT PASSENGER DOOR LOCK SWITCH FRONT PASSENGER POWER DOOR LOCK SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH FRONT PASSENGER WINDOW SWITCH FRONT PASSENGER WINDOW SWITCH FRONT PASENGER DOOR LOCK SWITCH FRONT WINDSHIELD WIPER SWITCH HI SIGNAL FUEL FILTER PRESSURE SWITCH HAZARD SWITCH HAZARD WARNING SWITCH HEAD- LAMP DIMMER SWITCH HEADLAMP AND PANEL DIMMER SWITCH HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HEADLAMP, PANEL DIMMER SWITCH HEATED MIRROR SWITCH HIGH IDLE SWITCH HIGH PRESSURE CUTOFF SWITCH HORN SWITCH IGNITION KEY ALARM SWITCH IGNITION KEY SWITCH IGNITION SWITCH IGNITION SWITCH W/ UPFITTER PROVISIONS INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH JAMB SWITCH JAMB SWITCH W/ RKE KEY-IN SWITCH LEFT DOOR LOCK SWITCH LEFT FRONT DOOR JAMB SWITCH LEFT FRONT POWER DOOR LOCK SWITCH LEFT FRONT POWER DOOR LOCK SWITCH LEFT FRONT POWER SIDE WINDOW SWITCH LEFT FRONT POWER SIDE WINDOW SWITCH LEFT FRONT POWER SIDE WINDOW SWITCH LEFT FRONT POWER DOOR LOCK SWITCH LEFT POWER SEAT SWITCH LEFT REAR DOOR JAMB SWITCH LEFT STEERING WHEEL CONTROL SWITCH LO HEADLAMP DIMMER SWITCH LOW PRESSURE CUTOFF SWITCH LT IGNITION SWITCH MIL CONTROL PPL BRAKE SWITCH INPUT PPL DATA CLASS II MULTI- FUNCTION SWITCH ON CRUISE CONTROL ON/OFF SWITCH OFF OUTSIDE REARVIEW MIRROR SWITCH P/B BOOSTER FLUID FLOW SWITCH PARADE MODE SWITCH PARK BRAKE SWITCH (UNDER LEFT PARK SWITCH PARK/ NEUTRAL POSITION SWITCH PARK/NEUTRAL POSITION SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BELT SWITCH PASSENGER WINDOW PASSENGER OUTSIDE SWITCH REARVIEW MIRROR PASSENGER WINDOW SWITCH POWER OUTSIDE REAR VIEW MIRROR REMOTE CONTROL SWITCH PPL RSA SWITCH PPL STOPLAMP SWITCH INPUT PPL TCC/ABS SW IN BRAKE SWITCH INPUT CRUISE SET/COAST SIG PRESSURE SWITCH REAR CARGO DOOR LOCK SWITCH REAR DOOR LOCK SWITCH RIGHT DOOR LOCK SWITCH RIGHT FRONT DOOR JAMB SWITCH RIGHT FRONT POWER DOOR LOCK SWITCH RIGHT FRONT POWER DOOR LOCK SWITCH RIGHT FRONT POWER SIDE WINDOW SWITCH RIGHT FRONT POWER SIDE WINDOW SWITCH RIGHT POWER SEAT SWITCH RIGHT REAR DOOR JAMB SWITCH RIGHT REAR DOOR JAMB SWITCH SIDE DOOR JAMB SWITCH RIGHT REAR DOOR LOCK SWITCH RIGHT REAR POWER DOOR LOCK SWITCH RIGHT STEERING WHEEL CONTROL SWITCH RR DEFOG RLY PWR REAR WINDOW DEFOGGER IND DEFOGGER SWITCH SEAT BELT SWITCH SEAT BELT SWITCH GROUND SIDE DOOR JAMB SWITCH STOP LAMP SWITCH STOP LAMP SWITCH (BEHIND LEFT SIDE STOP LAMP SWITCH CRUISE CONTROL ON/OFF SWITCH STOPLAMP SWITCH STOPLAMP SWITCH IN STOPLAMP SWITCH INPUT SWITCH ASSEMBLY SWITCH SIG SWITCH SIG DATA LINK RESISTOR 44 43 TCC/ BRAKE SWITCH (BEHIND DASH, ON TCC/ STOP LAMP SWITCH (TOP OF TCC/ABS/ CRUISE SWITCH TCC/STOP- LAMP SWITCH TFP SWITCH 1 TFP SWITCH 3 TFP SWITCH 4 TFP SWITCH 5 TOW/ HAUL SWITCH TOW/HAUL SWITCH TOW/HAUL SWITCH SIG TRACTION CONTROL SWITCH TRANS RANGE PRESSURE SWITCH ASSEMBLY TRANSMISSION RANGE SWITCH SIG A TRANSMISSION RANGE SWITCH SIG B TRANSMISSION RANGE SWITCH SIG C TRANSMISSION RANGE SWITCH SIG P TRIP RESET SWITCH TURN SIGNAL SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH TURN/ HAZARD SWITCH W/ ELECTRIC TOW/HAUL SWITCH SIDE DOOR LOCK W/ MANUAL SUPPRESSION SWITCH W/ RKE DOME LAMP OVERRIDE SWITCH W/O MANUAL SUPPRESSION SWITCH, RV UPFITTER W/O MANUAL SUPPRESSION SWITCH, RV/UPFITTER WINDOW SWITCH BREAKOUT, WINDSHIELD WASHER SWITCH SIGNAL WINDSHIELD WIPER MOTOR PARK SWITCH SIGNAL WINDSHIELD WIPER SWITCH HI SIGNAL WINDSHIELD WIPER SWITCH LOW SIGNAL WINDSHIELD WIPER SWITCH SIGNAL 2

1-2 SHIFT SOL VALVE 1-2 SHIFT SOLENOID 1-2 SHIFT SOLENOID VALVE 2-3 SHIFT SOL VALVE 2-3 SHIFT SOLENOID 2-3 SHIFT SOLENOID 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID VALVE 3-2 CTRL ONLY) SOLENOID 3-2 CTRL SOLENOID 3/2 SHIFT SOL. PRESSURE CONTROL SOLENOID VALVE A/T SHIFT LOCK SOLENOID AT GROUND TO LPG BYPASS SOLENOID) W/ 3 TANK VEHICLE KIT, LPG AUTOMATIC TRANSMISSION SHIFT LOCK CONTROL SOLENOID CONTROL SOLENOID CONTROL SOLENOID VALUE ASSEMBLY CONTROL SOLENOID VALVE ASSEMBLY EGR VALVE CTRL EGR VALVE SENS SIG FUEL SHUTOFF SOLENOID FUEL SOLENOID DRIVER FUEL SOLENOID DRIVER, FUEL SHUT OFF VALVE SOLENOID INTAKE AIR VALVE LOW REF LOW REF EGR VALVE LPG BYPASS SOLENOID LPG CUT OFF FUEL SOLENOID PUMP VALVE PC SOL VALVE PC SOLENOID 1 CONTROL PC SOLENOID 2 CONTROL PC SOLENOID 3 CONTROL PC SOLENOID 4 CONTROL PC SOLENOID 5 CONTROL PPL SECONDARY AIR INJECTION REACTION SOLENOID PRESS CTRL HI SOLENOID PRESS CTRL SOLENOID PRESSURE CONTROL SOLENOID VALVE REAR AUXILIARY TEMPERATURE VALVE ASSEMBLY REDUCTANT PURGE SOLENOID VALVE SOLENOID 1-2 SOLENOID 2-3 STARTER SOLENOID TCC PCM SOLENOID VALVE TCC PWM SOL VALVE TCC PWM SOLENOID TCC SOLENOID TCC SOLENOID VLAVE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL VALVE ASSEMBLY VALVE HIGH CTRL SOL SPLY VOLT VALVE LOW CTRL SOL LOW SIG LOW REF LOW REF WASTE GATE SOLENOID EPR SOLENOID WASTEGATE SOLENOID

1 2 3 4 BATTERY B+ SERIAL DATA PNK WIRE 1 2 3 4 PPL PNK PNK WIRE 1 2 3 PNK WIRE 1 2 PNK IGN VOLT WIRE 1 2 PNK WIRE 1 15 14 PNK IGNITION SERIAL DATA SERIAL DATA WIRE 2 1 8 LO REF 658 1782 VOICE SIG DRAIN WIRE HI SPD GMLAN 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PNK WIRE 8 9 10 11 12 PNK WIRE 13 14 PNK WIRE 22 23 PNK WIRE 24 25 26 PNK WIRE 25 26 27 PNK WIRE 29 30 31 32 PNK WIRE 29 30 31 PNK WIRE 39 157 1455 PNK IGNITION DOME LMP OFF PROGRAM SIG WIRE 150 39 PNK WIRE 773 1224 PNK WIRE 1225 1224 PNK WIRE (OR RED/ WIRE ACC SER DATA IGN VOLT BATT POS VOLT PNK WIRE ACC WAKE UP SERIAL DATA PNK WIRE BATTERY INPUT KEY-IN SW INPUT FASTEN BELTS OUT GROUND PNK IGNITION ON INPUT WIRE BATTERY JUNCTION BLOCK ORANGE LABEL STUD BLK LT BLU/ WIRE BLK WIRE BLK/ WHT WIRE BLK/BLU WIRE BLK/PPL WIRE BLK/WHT WIRE BLK/YEL WIRE BLU DK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLUE LABEL STUD BRN WIRE BRN/GRY WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/LT GRN WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ WHT WIRE DK GRN/WHT WIRE DK PNK WIRE DK PNK/ PNK WIRE DRAIN WIRE FUEL INJECTORS, IGNITION COIL PNK WIRE GRN DK WIRE GRN WIRE GRN/RED WIRE GRY DK GRN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HIGH VOLTAGE COIL WIRE IGN FEED TRANS RANGE B INPUT TRANS RANGE A INPUT 1225 1224 PNK WIRE IGNITION IN PNK IGNITION IN WIRE IGNITION SWITCH PNK WIRE LOW SPEED GMLAN SERIAL DATA PNK WIRE LT BLU WIRE LT BLU/ BLK WIRE LT BLU/ WHT WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT DK PNK WIRE LT GRN GRY WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT PNK WIRE NCA WIRE ON PNK OFF WIRE ON PNK WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK 1 1 1 1 1 1 1 1 1 1 1 1 LO CTRL HI CTRL HI CTRL LO CTRL WIRE PNK 1 2 3 4 5 6 WIRE PNK 1 2 3 4 5 WIRE PNK 1 2 WIRE PNK 3 4 5 6 7 8 9 10 11 12 WIRE PNK 5 6 WIRE PNK 7 3 5 6 2 4 1 8 WIRE PNK 7 8 9 10 11 12 13 14 WIRE PNK 7 8 9 10 11 12 13 WIRE PNK 7 8 WIRE PNK 8 9 10 11 12 13 WIRE PNK 8 9 WIRE PNK 11 12 WIRE PNK 12 VOLT REF WIRE PNK 14 15 16 WIRE PNK 19 1 WIRE PNK 22 23 24 WIRE PNK 39 343 1020 IGN 1 VOLT ACC VOLT IGN 0 VOLT WIRE PNK 157 540 150 156 WIRE PNK CONTROL PNK WIRE PNK CRUISE CONTROL, SOUND SYSTEMS WIRE PNK DATA CLSS 2 WIRE PNK FROM HEADLAMP SWITCH WIRE PNK HEADLAMP ON IND CONTROL WIRE PNK IGN 1 VOLT AIR FLOW SENS SIG GENERATOR TURN ON SIG LOW REF WIRE PNK IGN FEED SENS RTN SENS SIG WIRE PNK IGN FEED WIRE PNK IGN VOLT L TURN HAZ SW SIG R TURN HAZ SW SIG WIRE PNK IGN VOLT WIRE PNK IGNITION LAMP FEED WIRE PNK IGNITION WIRE PNK LEFT BANK GLOW PLUG OUTPUT WIRE PNK LT WIRE PNK PNK 1 2 WIRE PNK PNK 5 6 WIRE PNK PNK 6 7 WIRE PNK PNK 13 14 WIRE PNK PNK 28 29 WIRE PNK PNK 339 339 IGNITION IGNITION WIRE PNK PNK PNK 1 2 3 WIRE PNK PNK PNK PNK PNK PNK PNK PNK PNK 4 5 6 7 8 9 10 11 12 WIRE PNK PNK PNK PNK WIRE PNK PNK PPL 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 WIRE PNK PNK PPL 15 16 17 18 19 20 21 22 23 24 WIRE PNK PNK PPL PPL 15 16 17 18 19 20 21 22 23 24 WIRE PNK PNK W/O REDUNDANT RADIO STEERING WHEEL WIRE PNK PNK WIRE PNK POWER WIRE PNK PPL 2 3 4 WIRE PNK PPL IGN 1 + TCC BRAKE SIG CHARGE IND GENERATOR 2 SIG A/C LO PRESS SW WIRE PNK PPL WIRE PNK REV, LO WIRE PNK W/ RKE WIRE PNK W/O RKE WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE PPL PNK PNK 1 2 3 WIRE PPL PNK PNK PNK PNK WIRE PPL PNK PNK WIRE PPL PNK WIRE PPL/ WHT WIRE PPL/WHT WIRE RANGE SIGNAL "B" PNK RANGE SIGNAL "A" WIRE RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RUN WIRE TAN WIRE TAN YEL/BLK WIRE TAN/ WHT WIRE TAN/BLK WIRE TAN/WHT WIRE TR SW C SIG TFP SW A SIG PNK WIRE TRANS C TRANS A PRES SENS PNK WIRE TURN/ HAZARD SWITCH PNK WIRE TWISTED WIRE PAIR WHITE LABEL STUD WHT GRY/ WIRE WHT LT BLU/ WIRE WHT PPL/ WIRE WHT RED/ WIRE WHT WIRE WHT/ BLK WIRE WHT/ DK BLU WIRE WHT/BLK WIRE WHT/DK GRN WIRE WHT/LT GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 B+ IGN VOLT GND LO SPD DATA 1 2 3 PPL 1 2 6 8 20 21 22 23 24 40 42 47 48 51 62 63 GND TCC PWM CTRL PC SOL HI CTRL 1 2 6 8 20 21 22 23 40 42 47 48 51 62 63 GND TCC PWM CTRL PC SOL HI CTRL 1 2 B+ GND 1 8 17 18 19 20 24 27 GND 1 8 17 18 19 20 32 33 34 40 53 57 59 60 72 74 75 80 GND 1 14 5 SERIAL DATA BRAKE WARN IND CTRL PASSENGER SEAT BELT IND 1 18 25 COURTESY LP CTRL COURTESY LP CTRL DEFEAT SW SIG 1-2 SHIFT SOL 1-2 SOL 1-2 SS 2 1 3 5 B+ B+ B+ RF TURN SIG LP CTRL 2 1 RR TURN SIG LP CTRL LR TURN SIG LP CTRL 2 3 SERIAL DATA SERIAL DATA 2 6 3 1 CAN BUS HI LO REF CAN BUS LO 2 15 HEAD 2 59 28 60 SERIAL DATA LH SEAT BELT SW LOW REF RH SEAT BELT SW 2 OHMS 2-3 SHIFT SOL 2-3 SHIFT SOL CTRL 2-3 SOL 2-3 SS 3 2 PPL 3 21 DIMMING CTRL TRACTION SW 3 TANK COMPLETE VEHICLE KIT 4 TANK COMPLETE VEHICLE KIT 3-2 DOWNSHIFT SOL 3-2 SHIFT SOL LOW REF 3-2 SOL 3-2 SS 4 5 6 7 SET/COAST SIG RESUME/ACCEL SIG STOPLAMP SW INPUT POWER INPUT 4 SPEED A/T 6 SPEED A/T 4-SPEED TRANS. ONLY 4.3L 4.3L 4.8L/5.3L/6.0L 6.6L 4.3L, GVW OVER 8500 LBS., FEDERAL EMISSIONS 4.3L/5.3L 4.3L/5.3L 4.8L/6.0L 4.3L/6.6L 4.8L/5.3L/6.0L 4.3L/ 5.3L 4.8L 4.3L, 6.0L, 5.3L 4.8L 6.0L 4.8L, 5.3L, 4.3L 6.0L 4.8L, 5.3L, 6.0L 4.8L, 5.3L, 6.6L 6.0L 4.8L/5.3L/6.0L 4.8L/6.0L 5 6 4 STOP LAMPS CTRL BRAKE SIG LF TURN SIG LP CTRL 5 VOLT REF 5.0/ 5.7L 5.0L, 5.7L GAS 4.3L, 8.1L GAS 6.5L DIESEL 5.0L, 5.7L, 7.4L 5.3L 5.3L EXCEPT 5.3L 5.3L W/ CA EMISSONS OTHER 5.3L W/ HD TRUCK TRAILER W/O BACKUP ALARM 5.3L W/O BACKUP ALARM 5.3L, 4.8L, 6.0L 4.3L 5.3L, 4.8L, 6.0L 4.3L 6.6L 6 7 8 9 10 11 12 BRAKE SW SIG 6 7 8 PPL 6 16 TCC BRAKE SIG PRK BRK SW 6 OHMS 6.5L 6.6L 4.3L 4.8L, 5.3L, 6.0L 6.6L 4.8L, 5.3L, 6.0L 4.3L 6.6L 6.6L 6.6L 6.6L 6.6L 6.6L 53 57 40 59 32 16 3 65 35 63 5 6 6.6L EXCEPT 7 8 9 10 12 13 14 15 VSS RTN GROUND 7 8 PPL 7 63 5 VOLT REF LOW REF 7.4L 7.4L ONLY 7.4L OTHERS 8 17 PARK LAMPS SIG HEADLAMPS OFF SIG 8 VOLT REF 8.1L 9 10 PPL 9 11 10 PPL 10 8 9 LO SPD GMLAN HI SPD GMLAN+ 10 11 12 PPL 11 12 IPL DIMMER SW SIG IP DIMMING VOLT REF 11 12 LPS DIMMER SW SIG DIMMING VOLT REF 12 13 14 15 SERIAL DATA SERIAL DATA CRUISE ON INPUT GROUND 12 13 34 28 27 25 8 65 43 44 59 36 63 66 46 PRESS SENS LOW REF 13 10 SPEED SIG OUTPUT VSS OUTPUT 14 13 15 5 BRAKE LOW REF BRAKE SENS SIG 15 5 38 45 61 11 54 26 42 FUEL TEM SIG BRAKE APPLY SEN SIG LOW REF 15 16 17 18 19 20 21 22 PPL 16 17 18 19 20 21 22 23 PPL 16 17 DATA BUS+ DATA BUS- 19 15 16 ALARM ENABLE SIG HAZARD SW LEFT SIG HAZARD SW RIGHT SIG 19 16 15 ALARM ENABLE SIG HAZARD SW SIG HAZARD SW SIG 19 21 69 14 71 CTRL SPD SIG CTRL SPD SIG SPEED SIG 20 21 PPL 20 CM FROM RIGHT SUNSHADE BREAKOUT) 21 19 69 14 71 CTRL SPD SIG CTRL SPD SIG SPEED SIG 21 22 23 24 25 26 27 28 PPL 21 22 23 24 25 27 26 28 PPL 21 22 58 4 24 40 SENS SIG LOW REF 21 22 PPL 22 23 24 25 26 PPL 23 3 SERIAL DATA BELT SW 23 24 25 26 27 PPL 23 1174 STARTING/CHARGING SYSTEM CEN FIELD SIG OIL SW SIG LOW REF LOW REF 23 1786 STARTING/ CHARGING SYSTEM TRANSMISSION SYSTEM 24 40 58 4 21 22 SENS SIG LOW REF 25 18 HEADLAMP SW SIG HEADLAMP LO SIG 27 28 29 30 31 PPL 30 45 39 9 44 57 MIL IND CTRL REAR HI SIG 30 45 39 MIL CTRL TOS SIG 30 CM FROM PASSENGER 31 16 LOW REF SENS SIG PPL 32 33 34 35 36 37 38 VEHICLE SPD SIG CAN BUS HI DATA 39 23 46 29 RANGE SW - P RANGE SW - C RANGE SW - B RANGE SW - A 40 21 STOPLAMP SW INPUT IGNITION 44 57 22 54 2 4 6 HI SPD GMLAN + HI SPD GMLAN - TCC BRK SW VSS 50 41 36 35 SENS SIG 59 36 63 66 46 25 8 65 43 44 12 13 34 28 27 PRESS SENS LOW REF 61 34 10 CRUISE ON INPUT SET/COAST SIG RESUME/ACCEL SIG 68 47 28 4 SENS SIG LOW REF CLUTCH CTRL SPEED SIG 68 71 1 MIL CTRL TOS SIG 72 32 RANGE SW - B RANGE SW - A 150 150 GROUND GROUND 225 7076 STARTING/CHARGING SYSTEM 330 OHMS 397 552 5929 CRUISE CONTROL SYSTEM 397 1272 PPL APP 2 GND APP 1 GND APP 1 SIG 486 6265 485 6266 PPL TP SENS 2 SIG CMP SENS SIG TP SENS 1 SIG LOW REF 625 1551 START RLY CTRL GND 771 420 776 PRND A SIG STP LP SW SIG PRND P SIG PPL 772 633 410 1020 PRND B SIG CMP SIG ECT SIG IGN 0 VOLT INJ 5 CTRL INJ 8 CTRL 1000 OHMS 1020 2500 COMPUTER DATA LINES SYSTEM 1140 1037 812 1835 351 B+ SERIAL DATA 1226 1225 RANGE MODE SEL C RANGE MODE SEL B RANGE MODE SEL A 1589 2759 PPL 1745 1746 844 877 2705 INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 7 CTRL 1786 5985 TRANSMISSIONS SYSTEM COMPUTER DATA LINES SYSTEM 2759 3108 1995 VFTC 1996 VFTC 2199 469 LOW REF LOW REF 2365 2931 6288 419 2927 2366 507 2366 3657 COOLING FANS SYSTEM 2500 2501 COMPUTER DATA LINES SYSTEM 2501 2221 COMPUTER DATA LINES SYSTEM 2501 2500 2501 2500 COMPUTER DATA LINES SYSTEM 2501 6399 COMPUTER DATA LINES SYSTEM 2755 1551 1670 1666 1551 1668 1665 1174 LOW REF GND 5985 2500 COMPUTER DATA LINES SYSTEM 6141 2700 2365 1271 419 459 COOLING FANS SYSTEM 6271 6272 CKP SENS SIG LOW REF 7493 2500 440 5991 2364 23 6141 6399 1439 COMPUTER DATA LINES SYSTEM "SERV ENG SOON" IND ESO CTRL "SERV THROTTLE SOON" IND (39 CM FROM (64 CM FROM (ATTACHED TO LOWER RIGHT "B" (ATTACHED TO LOWER RIGHT "B" PILLAR PART (CUTAWAY: IN CHASSIS HARNESS, (CUTAWAY: IN CHASSIS HARNESS, 24 CM (ENG HARN (EXCEPT (EXCEPT REAR AUXILIARY, RV UPFITTER: IN FRONT HEADLINER HARNESS, 15 CM (IN BODY HARN, 10 CM FROM (IN BODY HARN, 46 CM FROM (IN BODY HARN, 52 CM FROM (IN BODY HARNESS, (IN BODY HARNESS, 6 CM FROM (IN BODY HARNESS, 10 CM FROM (IN BODY HARNESS, 11 CM (IN BODY HARNESS, 11 CM FROM (IN BODY HARNESS, 15 CM FROM (IN BODY HARNESS, 16 CM FROM (IN BODY HARNESS, 28 CM FROM SEAT BELT (IN BODY HARNESS, 46 CM FROM (IN BODY HARNESS, 47 CM FROM (IN BODY HARNESS, 52 CM FROM (IN BODY HARNESS, ATTACHED TO (IN BODY HARNESS, ATTACHED TO LOWER RIGHT "B" (IN BODY HARNESS, ATTACHED TO LOWER RIGHT "B" PILLAR (IN BODY HARNESS, ATTACHED TO LOWER RIGHT "B" PILLAR PART (IN BODY HARNESS, NEAR FRONT PASSENGER SEAT, (IN DASH HARNESS, 8 CM FROM (IN DASH HARNESS, 13 CM FROM (IN DASH HARNESS, 13 CM RADIO FROM, HVAC CONTROL (IN DASH HARNESS, 36 CM FROM (IN DASH WIRING (IN DASH WIRING HARN, 10 CM FROM (IN FRONT HEADLINER HARNESS, (IN INSTRUMENT PANEL (IN INSTRUMENT PANEL HARNESS, 5 CM (IN INSTRUMENT PANEL HARNESS, 5 CM FROM (IN LPG CHASSIS HARNESS, 7.5 CM FROM (IN LPG CHASSIS HARNESS, 434 (IN LPG FUEL TANK (IN LPG MAIN HARNESS, (IN LPG MAIN HARNESS, AT (IN REAR CARGO DOOR HARNESS, 35 CM FROM (IN REAR HEADLINER (IN REAR HEADLINER HARNESS, (IN REAR HEADLINER HARNESS, 44 CM FROM (IN REAR HVAC HARNESS, 20 CM (IN REAR HVAC HARNESS, 24 CM (IN REAR HVAC HARNESS, 24 CM FROM AUXILIARY (IN STEERING COLUMN HARNESS, 25 CM (IN STEERING COLUMN HARNESS, 29 CM (IN UPFITTER HVAC CONTROL HARNESS, (IN UPFITTER HVAC CONTROL HARNESS, 88 CM FROM (LEFT CENTER OUTER FRAME RAIL NEAR, (LEFT FRONT DOOR HARN, (LEFT FRONT LOWER SIDE (OR LT (PASSENGER/CARGO: IN CHASSIS HARNESS, (PASSENGER/CARGO: IN CHASSIS HARNESS, 16 CM (REAR A/C HARN, 5 CM FROM O/S (REAR HEAD- LINER HARN 30 CM FROM (RIGHT BODY HARN, (RIGHT FRONT DOOR HARN, (W/ REAR AUXILIARY CONTROLS, RV UPFITTER: (W/ RV UPFITTER OPTION: BODY (W/ RV UPFITTER OPTION: BODY HARN, 22 CM FROM (W/ RV UPFITTER OPTION: IN UPFITTER HVAC CONTROL (W/ RV UPFITTER: IN BODY HARNESS, (W/O RV UPFITTER OPTION: BODY HARN, 5 CM FROM (W/O RV UPFITTER OPTION: BODY HARN, 31 CM FROM (W/O RV UPFITTER OPTION: BODY HARN, 41 CM FROM (W/O RV UPFITTER: IN BODY HARNESS, +BC A/C BI-LEV A/C CLU A/C COMPRESSOR CLUTCH A/C ENABLE PCM GND PCM GND A/C LOW PRESSURE SIG A/C REQ A/C REQ SIG A/C REQUEST A/C REQUEST SIG A/C REQUEST SIGNAL A/C SERIAL REQUEST DATA SIG A/C SYSTEM A/C SYSTEM 1310 419 1223 1222 1827 A/C SYSTEM STARTING/ CHARGING SYSTEM A/T INPUT SHAFT SPEED A/T ISS HI IN A/T ISS LO IN A/T ISS LO SIG A/T ISS SENS HI IN A/T ISS SENS LO IN ABS IND. ABS SERIAL DATA ABS SYSTEM ABS/TCC SW ACC SER DATA ACC WAKE SER DATA SER DATA BUS + ACC WAKE UP SERIAL DATA 11 15 19 7 6 38 37 ACC WAKE UP SERIAL DATA 11 15 19 7 6 38 37 5985 2501 2500 2500 2501 2500 2501 ACC WAKE-UP SERIAL DATA ACC WAKEUP DATA ACCESSORY VOLT ACT CNTRL ACT CTRL CLOSE ACT CTRL OPEN AIR BAG IND AIR BAG OFF IND AIR BAG ON IND AIR CONDITIONING SYSTEM AIR INJECTION RLY CTRL VSS SIGNAL OUT ALL- DOWN ALL-UP AMB AIR TEMP SENS SIG LOW REF AMBIENT LIGHT SENS SIG HDLP ON SIG AMBULANCE PACKAGE ANTI-THEFT SYSTEM INSTRUMENT CLUSTER SYSTEM APP 1 SIGNAL IN APP 2 REF VOLTAGE APP 2 SIGNAL IN APP 3 SIG SENS GROUND A/T ISS SENS HI APP 3 SIGNAL IN APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL APP SENS APP SENS 1 APP SENS 2 APP SENS 3 APP SENSE APP SIG 1 5 VOLT REF 5 VOLT REF APPROX 66 CM FROM 6-PIN CONN ON RIGHT FRAME RAIL) APPS 1 SIG APPS 2 SIG ASSEMBLY BREAKOUT) AT ISS HI SIG AUTO CRUISE AUTO OFF 3 8 AUTOMATIC TRANSAXLE AUTOMATIC TRANSMISSION AUXILIARY HEAT AUXILIARY HEAT W/A/C AUXILIARY HVAC CONTROL PROCESSOR AUXILIARY HVAC MODULE) AUXILIARY POWER OUTLET AUXILIARY POWER OUTLET 2 B+ CLASS 2 DATA B+ SERIAL DATA ENABLE VEHICLE SPD SIG BACKUP LAMPS CIRCUIT BASE MODELS BASE MODELS UPFITTER PACKAGE BAT PWR HIGH BEAM OUT BATT + BATT GND BATT POS VOLT BATT POSITIVE VOLT BETWEEN LEFT SIDE FRONT ACCESS PANEL ACTUATORS) BETWEEN LEFT SIDE REAR ACCESS PANEL ACTUATORS) BI-LEV A/C MAX BLUNT CUT) BRAKE IN BRAKE IND BRAKE PEDAL) BRAKE PRESSURE BRAKE WARNING IND CONTROL BATT VOLTAGE GROUND GROUND IGN VOLTAGE SERIAL DATA BREAKOUT TOWARDS INSTRUMENT PANEL CLUSTER) BREAKOUT) BREAKOUT) (W/O RV UPFITTER OPTION: IN FRONT HEADLINER HARN, BRIGHT ADJUST BRK APLY SENS SIG BRK B+ BRK SENS SPLY BUS - BUS-DATA CAC TEMP SENS SIG CAM POS SENS SIGNAL CARGO DOOR LATCH CARGO DOOR LATCH ASSEMBLY CARGO DR UNLCK PCB CARGO DR UNLOCK PCB CARGO/ PASSENGER CAUTION IND CEN FIELD SIG CENTER CENTER CONSOLE 1 ACCESSORY CONSOLE 2 ACCESSORY POWER POWER OUTLET OUTLET CENTER CONSOLE 1 ACCESSORY CENTER CONSOLE 2 ACCESSORY CENTER CONSOLE 2 ACCESSORY POWER OUTLET CENTER HIGH MOUNTED STOPLAMP CHARGE IND CHARGE IND CTRL CHARGING CIRCUIT CHECK GAGES IND. CHIME MODULE CHMSL CTRL CHMSL VLT CIGAR LIGHTER CIGAR LIGHTER AUXILIARY POWER OUTLET 1 CIGARETTE LIGHTER CKP SENS CKP SENS SIG CKP SENS SIG LOW REF CLASS 2 CLASS 2 DATA CLASS 2 MIL SIG CLASS 2 SERIAL CLASS 2 SERIAL DATA CLASS II DATA CLOSURE SIG BOOST SENS INPUT PRESSURE CTRL SOL CLUTCH RLY CTRL CM FROM W/ 4 TANK VEHICLE KIT, LPG CMP SENS SIG CMP SIG CNG FUEL VEHICLE COMPOSITE SEALED COMPOSITE+ COMPRESSOR) COMPT) COMPT, ATTACHED TO AUXILIARY HVAC MODULE) COMPT, ON AUXILIARY HVAC ASSEMBLY) COMPUTER DATA COMPUTER DATA LINES COMPUTER DATA LINES STSYEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 439 492 225 1272 COMPUTER DATA LINES SYSTEM PPL CON- VENIENCE CENTER CONTROL EXCEPT 6.6L W/O ACTIVE BRAKE CONTROL CONTROL SYSTEMS CONVENIENCE CENTER COOLANT LEV SIG HI IDLE SW COOLING FANS SYSTEM COURTESY LP CTRL CRANK SIGN CRANK VOLT CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SYSTEM CRUISE CONTROL, SOUND SYSTEMS CRUISE CTRL DIMM SIG CRUISE CTRL ENGAGED CRUISE CTRL SIG-ENGAGED CRUISE CTRL SW SIG CRUISE ENG CRUISE IND CRUISE ON INPUT CRUISE ON LOW REF LOW REF CRUISE ON SW CRUISE REQ CRUISE SET CRUISE/ETC/TCC BRK SIG CTRL CYL 2 CTRL CYL 3 CTRL CYL 5 CTRL CYL 8 CTRL EST CTSY LP CTRL CURRENT SENS SIG LO REF IGN VOLT CUTAWAY UPFITTER DATA BUS - DATA BUS - DATA BUS + VSS LOW SIG VSS HIGH SIG DATA BUS - DATA BUS - DATA BUS+ DATA BUS+ DATA BUS- DATA BUS- DATA CLASS II DATA CLSS 2 DATA COMM ENABLE DATA SERIAL DEF MAX A/C MIX-BLEND A/C FLOOR BI-LEV VENT LOGIC DEFOGGER SYSTEM DEFOGGER, POWER MIRRORS DEFROST BLEND DEL TORQ SIG PC SOL HI CTRL DEL TORQUE DELIVERED TORQ PC SOL HI EGR CTRL PC SOL LO FUEL PMP DFI VOLT CTRL CYL 4 DFI VOLT CTRL CYL 6 DFI VOLT CTRL CYL 7 DFI VOLT CTRL CYL 8 DIESEL ENGINES DIESEL GASOLINE DIGITAL RADIO RECEIVER RADIO DIMMING CTRL DK DK DK DK LT DK LT DK PPL DK RIGHT FRONT PARK DOME DEFEAT DOME FLUORESCENT WORK LAMPS DOME HNDL DOME READING DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS AIR CONDITIONING SYSTEM DOOR OPEN SW SIG REAR DOOR AJAR CTSY LAMPS ON SIG LF DOOR SW SIG DOOR OPEN SW SIG REAR DOOR AJAR CTSY LAMPS ON SIG REAR DOOR SW SIG DRIVER DOOR LATCH DRIVER DOOR LATCH ASSEMBLY DRIVER DR UNLK UNLOCK IN DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER OUTSIDE REARVIEW DRIVER OUTSIDE REARVIEW MIRROR DRIVER PASSENGER DRIVER SEAT BELT BUCKLE DRIVER'S OUTSIDE REAR VIEW MIRROR DRL IND DRL ON/OFF SIG DRL PCB DRV UNLCK PCB DRVR DR UNLCK PCB ECT SENS ECT SENS INPUT ECT SENS SIG ECT SIG EGR 2 SPLY VOLT EGRT SENS 1 SPLY VOLT EGRT SENS 2 SPLY VOLT EGRV MTR HIGH SIG EGRV MTR LOW SIG EGT SENS 1 SIG ELECTRO- CHROMIC ELECTRONIC COMPASS MODULE ENTIRE SEAT EVAP CANP CHARGE IND EVAP CANP CTRL EVAP SOL CTRL EVAP VENT CTRL MIL CTRL 2-3 SS CTRL 1-2 SS CTRL VSS EVAP VENT MIL 2-3 SHIFT 1-2 SHIFT VSS VSS TFT SENS GEN F EVAP VENT MIL CTRL 2-3 SS 1-2 SS VSS OUT VSS OUT TFT SENS SIG GEN F EVAP VENT VLV EXCEPT 4.3L EXCEPT 4.3L 4.3L EXCEPT 4.3L 4.3L 4.3L EXCEPT 4.3L 4.3L 28 43 EXCEPT 5.3L EXCEPT 5.3L 5.3L EXCEPT 5.3L W/ BACKUP ALARM EXCEPT 5.3L W/ HD TRUCK TRAILER 4.8L, 6.OL, 4.3L W/O HD TRUCK TRAILER EXCEPT 5.3L W/ HD TRUCK TRAILER, BACKUP ALARM EXCEPT 6.6L 6.6L EXCEPT 6.6L W/ ACTIVE BRAKE EXCEPT 7.4L EXCEPT BASE EXCEPT RV EXHAUST AFTERTREATMENT FUEL INJECTOR EXTERIOR LIGHT SYSTEM FEED IGN FIXED GLASS FIXED GLASS MOVING GLASS FL DOME LP SIG FL DOME RLY CTRL FL DOME RLY CTRL FL WORK LMP SIG FL WORK LMP CTRL FLASH TO PASS SIGNAL FLEX CIRCUIT FLOOR MIX BLEND DEF MAX A/C OFF A/C BI-LEV FOR- WARD FOR- WARD REAR DOWN DOWN FROM 36-PIN LEFT BULKHEAD CONN) BREAKOUT) LT FROM RUN FROM UNDERHOOD PASS- THROUGH GROMMET BREAKOUT) FROM UNDERHOOD PASS- THROUGH GROMMET BREAKOUT) LT FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRONT AUXILIARY HVAC CONTROL ASSEMBLY REAR AUXILIARY HVAC CONTROL ASSEMBLY FRONT COURTESY/ READING LAMPS FRONT COURTESY/ READING LIGHT FRONT DOME/ READING LAMPS FRONT DOWN FRONT PASSENGER DOOR LATCH ASSEMBLY FRONT SEAT) FRONT UP FRONT UP UP FRONT VERTICAL FRT PRK LAMPS FRT REAR PASS DR UNLCK PCB FTR REAR DR LCK PCB FTR REAR PASS DR UNLCK PCB FUEL FUEL FUEL FUEL INJECTOR INJECTOR INJECTOR INJECTOR FUEL FUEL INJECTOR INJECTOR FUEL GAUGE FUEL INJ 1 FUEL INJ 1 CTRL FUEL INJ 2 FUEL INJ 2 CTRL FUEL INJ 3 FUEL INJ 4 FUEL INJ 5 FUEL INJ 6 FUEL INJ 7 FUEL INJ 8 FUEL INJ CTRL FUEL INJECTOR FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 4 FUEL INJECTOR 6 FUEL INJECTOR 5 FUEL INJECTOR 5 FUEL INJECTOR 7 FUEL INJECTOR 6 FUEL INJECTOR 7 FUEL INJECTOR 8 FUEL INJECTOR FUEL FUEL INJECTOR INJECTOR FUEL INJECTORS FUEL INJECTORS 2, 4, 6,, 8 FUEL LEV FUEL LVL INPUT FUEL PMP RLY CTRL 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 FUEL PRESS INJ + GROUP 2 FUEL SENDER BUFFER MODULE FUEL TEM SIG BRAKE APPLY SEN SIG LOW REF FUEL TEMP 1 SIG FUEL TEMP SIG FUSIBLE LINK FUSIBLE LINK 1 FUSIBLE LINK 2 FUSIBLE LINK 3 FUSIBLE LINK 4 FUSIBLE LINK 5 FUSIBLE LINK (10 GA- FUSIBLE LINK (14 GA- FUSIBLE LINK B FUSIBLE LINK C FUSIBLE LINK FUSIBLE LINK GAS ENGINES GASOLINE DIESEL GASOLINE ENGINES GEN CYCLE SIG GEN ON SIG GEN TO GEN TURN ON GEN TURN ON SIG CHARGE IND CTRL GER GRID GLOW PLUG 1 GLOW PLUG 2 GLOW PLUG 3 GLOW PLUG 3 GLOW PLUG 1 GLOW PLUG 4 GLOW PLUG 5 GLOW PLUG 5 GLOW PLUG 3 GLOW PLUG 6 GLOW PLUG 7 GLOW PLUG 7 GLOW PLUG 2 GLOW PLUG 7 GLOW PLUG 2 GLOW PLUG 4 GLOW PLUG 8 GLOW PLUG OUTPUT GLOW PLUG SIGNAL GLOW PLUGS GM LAN HI SPD GMLAN - GMLAN + GMLAN DATA GMLAN DATA- GMLAN DATA+ APP SENS 1 SIG LOW REF LOW REF APP SENS 2 SIG GMLAN GMLAN SERIAL SERIAL DATA DATA BUS - BUS + GMLAN HI SPD GMLAN SERIAL GMLAN SERIAL DATA GMLAN SERIAL DATA BUS + GND HI SPD GMLAN BUS - HI SPD GMLAN BUS - GND IGN GND LOW REF PPL GND SERIAL - SERIAL + SERIAL - SERIAL + GND SOL HIGH SIG GROUND DISTRIBUTION SYSTEM GROUND EGR GND GROUND EGR SOL TCC SOL A/C CLUTCH GROUND GROUND GROUND 1551 1551 H.D. W/ GAS EARLY PRODUCTION HARN, 32 CM FROM HARNESS, 7 CM FROM HAZ SW TN SW HDLP OFF SIG COURTESY LAMPS CTRL HEAD 1 8 HEAD OFF HEAD OFF PARK HEAD PARK HEAD PARK AUTO HEADLAMP ON IND HEADLAMP ON SIGNAL HEADLAMP, PANEL DIMMER HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM HEAT A/C VENT BI-LEV HEAT BLEND DEF HEATED MIRROR PUSHBUTTON HEATED OXYGEN HEAVY DUTY HI BEAM HI BEAM INDI- CATOR HI LO HI SIG HI SPD GMLAN HI SPD GMLAN DATA + HI SPD GMLAN DATA + B+ HI SPD GMLAN DATA BUS - HI SPD GMLAN DATA- HI SPD GMLAN DATA- GND HI SPD GMLAN SER DATA - HI SPD GMLAN SER DATA BUS- HI SPD GMLAN SERIAL DATA HI SPD GMLAN SERIAL DATA BUS + HI SPD SER DATA + HIGH BEAM IND HIGH CONTROL CLASS 2 SERIAL DATA PPL HIGH RES SIG HOLD-IN WINDING PULL-IN WINDING HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES HOT IN RUN OR START HOT AT ALL TIMES PWR SEATS CIRCUIT BREAKER 1 HOT IN HOT IN ACC OR RUN HOT IN ACC RUN AND START HOT IN ACC, RUN, START HOT IN ACCY, RUN HOT IN ACCY, RUN, START HOT IN OFF, RUN OR START HOT IN OFF, RUN, START HOT IN PARK OR HEAD HOT IN RUN HOT IN RUN AND START HOT IN RUN OR ACC HOT IN RUN OR START HOT IN RUN, ACC OR START HOT IN RUN, START HOT IN RUN, START OR OFF HOT IN START HOT W/ RUN/ HTR CTRL HVAC CONTROL ASSEMBLY IAH COMM 1 IAH COMM 2 IAH CURRENT SIG IAH DIG SIG IAH FDBK SIG IAH HEART BEAT SIG IAH SIG IAH SW ON/OFF SIG IAH TEMP FEEDBACK SIG IAH TEMP SIG IAH VOLT FEEDBACK SIG IAH VOLT SIG IAT SENS SIG LOW REF IAT SENS SIG LOW REF ECT SENS SIG IAT SIG IC 1 CTRL IC 7 CTRL IC 6 CTRL IC 4 CTRL PPL IAT SIG IGN CTRL IGN CTRL IGN CTRL IGN CTRL PPL IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL IC 7 CTRL IC 8 CTRL IC 8 CTRL IC 2 CTRL IC 5 CTRL IC 3 CTRL IGN 0 IGN 1 IGN 1 VLT IGN 1 VOLT IGN 3 VOLTAGE IGN CLASS 2 IGN CTRL IGN CTRL IGN CTRL IGN CTRL IGN FEED IGN LO SPD DATA IGN LOGIC IGN SW IGN VOLT IGN VOLT STEERING SENS A STEERING SENS C IGN VOLTAGE IGNITION 3 VOLT IGNITION ABS IND GROUND BRAKE SW INPUT IGNITION COILS IGNITION IN IGNITION VOLTAGE ILLUMI- NATION ILLUMINATED ENTRY MODULE IN FRONT HEADLINER HARNESS, 21 CM IND CTRL IND CTRL FUEL LEV IGN FEED GND EGR GND PPL INFLATABLE RESTRAINT I/P MODULE INFLATABLE RESTRAINT SENSING AND DIAGNOSITC MODULE INFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFLATABLE RESTRAINT STEERING WHEEL MODULE INJ 1 INJ 1 CTRL ECT SENS SIG LOW REF INJ 1 CTRL INJ 6 CTRL INJ 1 INJ 6 INJ 2 INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 7 CTRL INJ 3 CTRL INJ 2 CTRL INJ 4 INJ 7 INJ 7 CTRL INJ 4 CTRL INJ HIGH CTRL A/C CLUTCH RLY CTRL LOW REF LOW REF INJ. #2 INJ. #3 INSIDE REARVIEW MIRROR INSTRU- MENT CLUSTER INSTRU- MENT CLUSTER RIGHT TURN IND. INSTRU- MENT PANEL CLUSTER INSTRUMENT CLUSTER INSTRUMENT CLUSTER PASSLOCK MODULE INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL CLUSTER LOGIC IGN VOLT IPL DIMMING CTRL JAMB SW KNOCK SENS SIGNAL KS 1 SIG KS 1 SIG KS 1 SIGNAL KS 2 SIG CKP SIG REQ TORQ SIG UART SER DATA UART SER DATA KS 2 SIG KS 2 SIG KS #1 KS SIGNAL KS SIGNAL CKP LATCH FLEX CIRCUIT LATCH) LATERAL ACCELEROMETER SIG LCD DISPLAY 000000 TRIP LED DIMMING SIGNAL LEFT FRONT INFLATABLE RESTRAINT LEFT HEADLAMP LEFT HEADLAMP HI LEFT HIGH BEAM HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT HEADLAMP LEFT LEFT REAR REAR WINDOW WINDOW DEFOGGER DEFOGGER GRID GRID LEFT LO BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP LEFT MIRROR RIGHT MIRROR LEFT POWER OUTSIDE REAR VIEW MIRROR LEFT REAR PARK LEFT REAR WINDOW DEFOGGER GRID LEFT REAR WINDOW DEFOGGER GRID LEFT REAR WINDOW DEFOG- GER GRID LEFT SUNSHADE LEFT TURN LEFT TURN IND LEFT TURN SIGNAL IND LOGIC LEFT UP DN LF DOOR OPEN SW SIG A/C REQUEST SIGNAL LF WHEEL SPD SENS LOW REF LOW REF LF WHEEL SPEED SENS LOW REF LH AUDIO SIG + RH AUDIO SIG + LH FRT TURN SIG SUP VOLT LIFTGATE AJAR SW SIG LIFTGATE AJAR SW SIG LF DOOR AJAR SW RR DOOR OPEN SW LR DOOR OPEN SW LIGHT DUTY LIGHT DUTY W/O RECREATIONAL VEHICLE, UPFITTER SALES PACKAGE LINE HTR CTRL LINES SYSTEM LO BEAM LO BEAM RLY CTRL LO CTRL HI CTRL HI CTRL LO CTRL L LO CTRL L HI CTRL R HI CTRL R LO CTRL LO GMLAN SERIAL DATA LO INT LO REF LO SERIAL DATA LO SPD LO SPD GMLAN LO SPD GMLAN SERIAL DATA LO SPD SERIAL DATA LOGIC 2 1 LOGIC 8 10 7 LOGIC CLASS 2 SERIAL DATA LOGIC COOLANT LEVEL SW SIG LOGIC IGN LOGIC IND CTRL LOW FUEL IND LOW OIL LOW PRESS SIG LOW REF LOW REF CRANK VOLT PPL LOW REF GND 1551 1671 1667 1551 1669 1664 LOW REF LOW REF LOW REF LOW REF PRESS SENS SIG PPL LOW REF RF WHEEL SPD SENS LOW REF TUR VANE POS INJ + GROUP 3 INJ 5 INJ 4 LOW REF TURBO VANE POS CTRL FUEL INJ SPLY VOLT 3 FUEL INJ 5 CTRL FUEL INJ 4 CTRL LOW REF WIPER LOW SW SIG LOW REFERENCE LOW SPD BATT GROUND LOW SPD GMLAN SERIAL DATA LOW STABILITY IND LOW TIRE PRESSURE IND LOWER RIGHT "B" LPG FUEL VEHICLE W/ 3 TANK LPG FUEL VEHICLE W/ 4 TANK LPG FUEL VEHICLE, 3 TANK VEHICLE KIT LPG FUEL VEHICLE, 4 TANK VEHICLE KIT LPS DIMMING CTRL LT LEFT FRONT PARK LT PPL MAF SENS MAP SENS MAF SENS SIG MAF SENS SIG LOW REF MAF SIG MAP SIG MANUAL A/C W/ POWER MIRRORS, REAR WINDOW DEFOGGER MAP SENS SIG PPL MAP SIGNAL INTAKE AIR TEMP SENS ECT SENS SIGNAL MAX A/C OFF A/C BI-LEV MAX A/C OFF A/C BI-LEV VENT MED LO OFF MID COURTESY/ READING LAMPS MIDDLE DOME/ READING LAMPS MIL CONTROL MIL CONTROL A/C CLUTCH RLY CTRL MIL CTRL MIL SER CTRL DATA MIL SIGNAL MIRRORS SYSTEM MOVING GLASS MULTI-FUNCTION ALARM MODULE NETWORK 3 NON BASE BASE NON BASE ONLY NON BASE UPFITTER PROV. NON- BASE NOT READY IND NOT USED NOT USED NOT USED ODOMETER SPEEDOMETER/ OF DASH, ABOVE BRAKE PEDAL) OF TRANSMISSION) OFF AUTO PARK OFF HEAD HEAD PARK OFF HEAD PARK OFF LO MED HI OFF MAX OFF MAX A/C BI-LEV OFF MAX NORM BI-LEV OFF PARK OFF VENT OIL LEV SW SIG OIL LEVEL SW SIG OIL LEVEL SW SIG CRUISE RESUME LOW REF OIL PRESS OIL PRESS SIG OIL PRESSURE OIL PRESSURE IND OIL PRESSURE SENS SIG ON OFF OPTION) OPTION) OR 2 OF 3) OTHERS 7.4L OTHERS EXCEPT 7.4L OVER 8500 GVW P R N D 3 2 1 P/B BOOSTER FLUID LOW ALARM PARK BRAKE PARK BRAKE IN IGN KEY STATUS PARK BRK SW SIG PARK LAMPS SIG PASS SEAT BELT PASSEN- GER OUTSIDE REAR- VIEW MIRROR) PASSENGER AIR BAG IND PASSENGER DOOR LATCH PASSENGER DOOR LATCH ASSEMBLY PASSENGER OUTSIDE REARVIEW PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER SEAT BELT IND PASSENGER VANS ONLY PASSENGER'S OUTSIDE REAR VIEW MIRROR PASSENGER/ CARGO PASSENGER/CARGO W/O RV UPFITTER PASSENGER/CARGO, 4.3L/4.8L/6.0L PASSLK SENS GROUND PASSLOCK MODULE PASSLOCK MODULE MULTI- FUNCTION ALARM MODULE PC SOL EGR SUPP PC SOL F PMP RLY PC SOL LO CTRL PMP RLY CTRL PC SOL LO CTRL PPL FRONT LOW SIG FRONT HIGH SIG PC SOL VLV HIGH SENS LOW SENS HIGH ELEC SPK TIMING CTRL SIG PC SOL VLV LOW GROUND GROUND SENS GROUND 551 451 PCM GROUND PCS SOL HI OUT PCS SOL LO OUT PERSON- ALIZATION PERSON- ALIZATION VEHICLE INFO PETROLEUM, GAS PLUG 1 CTRL PLUG 2 CTRL PLUG 3 CTRL PLUG 4 CTRL PLUG 5 CTRL PLUG 6 CTRL PLUG 7 CTRL PLUG 8 CTRL POS SENS SIG POS SENS SIG 1 POWER DISTRIBUTION POWER DISTRIBUTION SYSTEM POWER MIRRORS SYSTEM POWER OUTLET POWER WINDOW BREAK- PPL 2 3 PPL 4.3L, 6.5L DIESEL ONLY PPL 5.0L, 5.7L GAS ONLY PPL 10 3 13 CRUISE SIGNAL SPEED SIGNAL IGNITION AUTO CRUISE PPL 11 12 PPL 16 17 18 PPL 20 21 PPL 22 23 24 PPL 23 16 LO BEAM CTRL HI BEAM RLY CTRL PPL 25 26 27 28 29 30 PPL 28 29 PPL 420 1827 PPL CKP GROUND A/C REQUEST PPL CKP POS SENS RTN VSS RTN VSS SIGNAL CKP POS SIGNAL IN PPL CLASS 2 DATA PPL DEFEAT SW SIG PPL FRONT LOW SIG FRONT HIGH SIG AT ISS HIGH SIG AT ISS LOW SIG PPL FUEL LEV PPL FUEL LEV A/C LOW PPL FUEL LEV CYC SW IN PPL FUEL LEV SEN SIG PPL FUEL LEV SIG A/C LOW PRESS PPL FUEL LEVEL PPL FUEL LEVEL SENS PPL HDLP LOW BEAM CTRL ACC PANEL LF RLY CTRL PPL HEAVY DUTY PPL HI PPL HOOD CLD SW SIG PARK BRAKE SW SIG PPL INTAKE SOL INJ 8 CTRL INJ 5 CTRL INJ 6 CTRL PPL LATCH FLEX CIRCUIT PPL LOW REF PRESS SENS SIG PPL PPL PPL PPL 4 5 PPL PPL 29 30 PPL PPL 420 1807 BRAKE SW INPUT SERIAL DATA PPL PPL 1807 680 PPL REMOTE RAD VOLT PPL RIGHT BANK GLOW PLUG OUTPUT PPL SENSING PRESSING PPL SERIAL DATA PPL SIGNAL RETURN PPL TCC/STOPLAMP INPUT PPL TP SENS 2 SIG CMP SENS SIG TP SENS 1 SIG LOW REF PPL VSS LOW PPL W/O POWER DOOR LOCKS W/ POWER DOOR LOCKS PRE SENS SIG PRESS SENS SIG LOW REF PRESSURE IND PRESSURE SENS RTN PRESSURE SENS SIG PRESSURE SW SIG PRIMARY SIG FUEL SENDER PRK BRK SW PRK LAMPS PRND 321 PRND A BRK SW PRND P PPL PRND B CMP ECT SIG PROG SIGNAL PWR SEAT CIRCUIT BREAKER 60 PWR SEATS CIRCUIT BREAKER 1 PWR SEATS CIRCUIT BREAKER 46 PWR WDO CIRCUIT BREAKER 2 PWR WDO CIRCUIT BREAKER 45 PWR WINDOWS CIRCUIT BREAKER 2 PWR/TRN RLY CTRL R/A INPUT RADIO ASSEMBLY RAIL) RANGE B RANGE C IGN 1 VOLT B+ LOW REF RANGE B RANGE C IGN B+ GND GND RANGE B RANGE C IGN B+ REF LOW RANGE SIGNAL "A" RANGE SIGNAL "B" RANGE SIGNAL "C" RANGE SW - C RANGE SW P READING LAMPS REAR ACCESS OPEN SW SIG REAR AUXILIARY HVAC CONTROL ASSEMBLY REAR AUXILIARY HVAC CONTROL ASSEMBLY SPLICE BLOCK REAR COURTESY READING LAMPS REAR DEFOG REAR DOME READING LAMPS REAR DOOR) REAR DOWN REAR DOWN DOWN REAR DUAL SIG CTRL REAR DUAL CTRL REAR OPEN SW REAR SEAT AUDIO CONTROL REAR UP REAR UP UP REAR VERTICAL REDUCTANT INJECTOR REF LO REF LOW REF LOW REF LOW PRND C TRANS RNG A FUEL SIG CTRL REMOTE CD PLAYER DIM REQ TORQUE REQUEST SIG REQUEST TORQUE SIGNAL DELIVERED TORQUE SIGNAL RES+ RESUME/ ACCEL RESUME/ACCEL SIG REV, LO RF DOOR AJAR SW RF WHEEL SPD SENS LOW REF RH FRT TURN SIG SUP VOLT RIGHT BODY HARNESS RIGHT DN RIGHT FRONT RIGHT FRONT INFLATABLE RESTRAINT ROOF RAIL MODULE RIGHT HEADLAMP RIGHT HEADLAMP LO HI RIGHT HIGH BEAM HEADLAMP RIGHT LEFT SUNSHADE SUNSHADE RIGHT LOW BEAM HEADLAMP RIGHT POWER OUTSIDE REAR VIEW MIRROR RIGHT REAR INFLATABLE RESTRAINT ROOF RAIL MODULE RIGHT REAR PARK RIGHT REAR WINDOW DEFOG- RIGHT REAR WINDOW DEFOGGER GRID RIGHT REAR WINDOW DEFOGGER GRID RIGHT REAR WINDOW DEFOGGER GRID RIGHT REAR WINDOW DEFOGGER GRID RIGHT TAILLAMP ASSEMBLY LEFT TAILLAMP ASSEMBLY RIGHT TURN RIGHT TURN IND RIGHT TURN SIGNAL IND ROLLOVER HI SIG L SEAT BELT SW R SEAT BELT SW RR CTRL RR CTRL OFF LO MED HI RR DOOR OPEN SW SIG LR DOOR OPEN SW SIG RF DOOR OPEN SW SIG RUST) RV UPFITTER S/C INPUT SAFETY BELT INPUT SEAT BELT IND SEAT BELT IND LOW OIL PRESSURE IND TIRE PRESSURE IND SECOND VSS SIG SECONDARY SIG FUEL SENDER SECURITY IND SEEK DOWN SEEK UP SELECTOR SW SENS 1 GND SENS 1 GRD SENS 1 RT SENS 1 SPLY VOLT SENS 2 GND SENS 2 GRD SENS 2 RT SENS 2 SPLY VOLT SENS 3 GRD SENS 3 RT SENS GND SENS GRD SENS GROUND LOW REF EGR INPUT SENS RET GROUND SENS RTN FUEL GAUGE PPL SENS SIG SENS SIG LOW REF SENS SPLY VOLT SENS VOLT REF 5 VOLT REF SER DATA SER DATA BUS - SER DATA BUS - TOS SIG SERAIL DATA SERIAL DATA SERIAL DATA ENABLE B+ SERIAL DATA IGNITION SET- SET/ COAST SET/ RESET SET/COAST SIG SHIFT SOL. SHIFT SOL. SHORTING BAR SHORTING SHORTING BAR BAR SIDE OF DASH) SIDE OF TRANSMISSION) SIG A SIG B SIG C SIGNAL TIMING CTRL ELEC SPK SOL CTRL SOLID STATE SOLID STATE TIMER SOUND SYSTEMS SPARK PLUG SPARK PLUG SPARK PLUG SPEED INPUT SPEED METER SPEED SIGNAL SPEED SIGNAL AUTO CRUISE INHIBIT SIG VSS HIGH 13 37 SPEED SIGNAL INPUT SPEEDOMETER SOLID STATE LOGIC SPLICE BLOCK SPLICE BLOCK SPLICE BLOCK SPLICE PACK START RLY CTRL STARTING CIRCUIT STARTING/ CHARGING SYSTEM STARTING/ CHARGING SYSTEM A/C SYSTEM 7076 603 STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM 2834 5422 STARTING/CHARGING SYSTEM 3101 6783 STATIONARY REAR DOOR WINDOW STEERING ANGLE SENS CAN BUS LO DATA STEERING COLUMN GROUND STEERING SENS B STEERING WHEEL CTRL STEERING WHEEL POS MARKER PULSE SIG STEERING WHEEL POSITION SENS SIG 1 STEERING WHEEL POSITION SIG A STEERING WHEEL POSITION SIG B STOP LAMPS STP LP IN STR/WHL/ SNSR SUPPLEMENTAL RESTRAINTS SYSTEM SUPPRESSION IND CTRL SW SIG SW SIG SWING OUT REAR DOOR WINDOW SWING OUT REAR DOOR WINDOW STATIONARY REAR DOOR WINDOW TAC MTR CNTL TAC MTR CNTL 1 TAC MTR CTRL 2 TAC MTR CTRL 1 TAP UP/ TAP DOWN SW SIG TCC BRAKE SIG TCC BRAKE SW TCC PWM TCC PWM SOL TCC SOL TCC SOL CTRL CLUT RLY CTRL TEMP 1 RTN TEMP SENS RTN TEMP SENS SIG TFP SW B SIG TFT SENS SIG TFT SENS SIG PPL THEFT DETERRENT MODULE THROTTLE POS SENS FUEL TANK PRESS SENS SIG TIRE PRESSURE IND TO HIGH BEAM PCB TO UPFTR TOS SIG TOW/ HAUL IND TOW/ HAUL IND CLASS 2 TOW/ HAUL SW SIG TOW/HAUL IND TOW/HAUL SW TOW/HL SW TOWARDS INSTRUMENT CLUSTER PANEL) TOWARDS INSTRUMENT PANEL CLUSTER) TP SENS 1 TP SENS 1 SIG TP SENS 2 TP SENS INPUT TPS 1 SIG TPS 2 SIG TR SW A SIG LOW REF IGN VOLT BATT POS VOLT TFP SW C SIG TR SW B SIG TR SW C SIG TFP SW A SIG TRACTION CONTROL IND TRACTION CONTROL IND'S TRAILER AUXILIARY SUPPLY VOLTAGE TRAILER BACKUP LAMPS SUPPLY VOLTAGE TRAILER PARK LAMPS SUPPLY VOLTAGE TRAILER TOW CIRCUIT TRAILER WIRING TRAILER WIRING CUTAWAY TRAILER WIRING PROVISION TRANS RANGE "A" TRANS RANGE "B" TRANS RANGE "C" TRANS RANGE C INPUT TRANS RANGE PRESSURE TRANS RNG SW SIG A TRANS RNG SW SIG B TRANS SW A TCC BK SW TRANS SW P PPL TRANS TEMP SIG IN TRANS- MISSIONS SYSTEM TRANS.) TRANSMISSION CONTROL TRANSMISSION SPEED INPUT TRANSMISSION SYSTEM TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM AIR CONDITIONING SYSTEM TRIP RESET SWN SIGNAL GROUND TRIP/ FUEL TRLR LT STOP/TRN TRLR RT STOP/TRN TRUNK, TAILGATE, FUEL DOORS SYSTEM TUR VAN POS TURN PWR HAZ PWR FLSHR OUT GND TURN SIGNAL/ HAZARD FLASHER MODULE UART SER DATA UART SERIAL DATA UART SERIAL DATA UART SERIAL DATA UART SERIAL DATA SERIAL DATA 14 58 UNDERHOOD JUNCTION BLOCK UNDERHOOD JUNCTION BLOCK POWER DISTRIBUTION SYSTEM UNDERHOOD PASS THROUGH GROMMET) UNDERHOOD PASS- THROUGH GROMMET BREAKOUT) UP DN UP DN LEFT UP DN UP UPFITTER PACKAGE UPFITTER PACKAGE BASE MODELS UPFITTER PROV. BASE UPFTR AUX 1 UPFTR AUX 2 UPFTR CTSY UPFTR CTSY LAMPS USB CABLE USB CHARGE USB RECEPTACLE VDC IND VEHICLE INFO VEHICLE SPD SIG VEHICLE SPD SIG CAN BUS HI DATA VEHICLE SPEED VEHICLE SPEED SIG VEHICLE SPEED SIGNAL VEHICLE, ATTACHED TO LEFT REAR FRAME RAIL) VENT FLOOR DEF MIX BLEND VENT FLOOR MIX-BLEND DEF VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT HEAT BLND VENT HEAT HEAT/DEF DEF VENT HEAT HEAT/DEF DEF OFF MAX NORM BI-LEV VENT MODE VOICE SIG VOL DOWN VOL UP VOLTS GAUGE VSS HI VSS HI IN VSS HIGH VSS IN VSS LO VSS LO IN VSS LOW VSS LOW VSS HI AT ISS HI AT ISS LO TP SENS IAT SENS SIG IC TIMING VSS LOW VSS HIGH VSS OUT VSS OUTPUT VSS SIG VSS SIG DIAGNOSTIC SIG SERIAL DATA BRAKE IND INPUT EBCM GROUND VSS SIG OUT VSS SIG VSS SIG VSS HI VSS SIG VSS SIG VSS HI VSS LO SECOND VSS SIG W/ 3 TANK COMPLETE VEHICLE KIT, LPG W/ 4 SPEED W/ 4 SPEED W/ 6 SPEED A/T A/T W/ 4 TANK COMPLETE VEHICLE KIT W/ 6 SPEED A/T W/ 6.5L W/ ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL W/ ACTIVE HANDLING W/ AMBULANCE, RECREATIONAL VEHICLE SALES PACKAGE W/ AUTOMATIC CRUISE CONTROL, REDUNDANT RADIO STEERING WHEEL CONTROL W/ AUTOMATIC ELECTRONIC CRUISE CONTROL W/ AUXILIARY HEAT ONLY W/ AUXILIARY HEAT, A/C W/ AUXILIARY HVAC W/ CARGO W/ CARGO 6.6L, EXCEPT 5.3L W/ HD TRUCK TRAILER, BACKUP ALARM W/ CARGO LAMPS W/ CARGO/CUTAWAY W/O CARGO/CUTAWAY 2 3 4 W/O VANITY MIRRORS W/ VANITY MIRRORS W/ CHIME MODULE W/ CHROME GRILLE W/ CHROME W/O CHROME GRILLE GRILLE W/ CIGAR LIGHTER W/ COMMERCIAL OPTION W/ COMMERCIAL OPTION W/O CUTAWAY W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ CUTAWAY UPFITTER W/ CUTAWAY, CARGO W/O RV UPFITTER W/ DEDICATED CNG W/ ELECTRIC REAR WINDOW W/ ELECTRIC REAR WINDOW DEFOGGER, POWER MIRRORS W/ ELECTRICAL BACKUP CUTAWAY ALARM W/ FOLDING MIRRORS RADIO BREAKOUT) W/ HINGED DOOR W/ HINGED DOORS W/ KEYLESS ENTRY W/ LEFT, RIGHT SUNSHADE MIRROR W/ MANUAL A/C, POWER MIRRORS, REAR WINDOW DEFOGGER W/ MANUAL SUPPRESSION W/ OPTIONAL TRAILER WIRING PACKAGE) W/ OUTSIDE REAR VIEW MIRROR TURN SIGNAL INDICATORS W/ POWER BRAKE W/ ACTIVE BRAKE CONTROL W/ POWER DOOR LOCKS W/O POWER DOOR LOCKS W/ POWER MIRRORS, WINDOWS W/ POWER OPERATED WINDOW W/ POWER PASSENGER SEAT W/ POWER W/O POWER MIRRORS, MIRRORS, WINDOWS WINDOWS W/ PWR SEAT W/O PWR SEAT W/ RADIO PROVISIONS W/ REAR A/C W/ REAR A/C PASSENGER W/ REAR A/C W/O RV UPFITTER W/ REAR A/C, FRONT VANITY MIRROR W/O W/ REAR A/C RV UPFITTER W/O RV UPFITTER W/ REAR A/C, RV UPFITTER W/ REAR A/C, RV UPFITTER, SWB PASSENGER W/ REAR A/C, SWB W/ REAR AUXILIARY CONTROL W/ REAR AUXILIARY HVAC W/ REAR HINGED DOOR W/ REAR SLIDING DOOR W/ REAR W/O REAR AUXILIARY AUXILIARY CONTROLS CONTROLS W/ REAR W/O REAR WINDOW WINDOW DEFOGGER DEFOGGER W/ REAR WINDOW DEFOGGER W/ REAR WINDOW DEFOGGER, POWER MIRRORS W/ REAR WINDOW DEFOGGER/ HEATED MIRRORS W/ REDUNDANT RADIO STEERING WHEEL W/ REDUNDANT RADIO STEERING WHEEL CONTROL W/ RKE W/ RKE W/O RKE W/ RV UPFITTER W/ RV UPFITTER, LEFT, RIGHT SUNSHADE MIRROR W/ RV UPFITTER, SWB PASSENGER W/O RV UPFITTER W/ RV W/O RV UPFITTER UPFITTER, 3406 W/ TRUCK TRAILER W/ TRUCK TRAILER HD WIRING HARNESS W/ TRUCK W/O TRUCK TRAILER HD TRAILER HD WIRING WIRING HARNESS HARNESS W/ UPFITTER W/ UPFITTER PROVISIONS W/ UPFITTER PROVISIONS ONLY W/ VECHICLE COMMUNICATION SYSTEM W/ VECHILE COMMUNICATION SYSTEM W/ VEHICLE COMMUNICATION SYSTEM W/ W/ W/ W/ RV CUTAWAY UPFITTER UPFITTER W/O 6.5L W/O ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE CONTROL W/O ACTIVE HANDLING W/O ACTIVE HANDLING W/ ACTIVE HANDLING W/O AUXILIARY HVAC W/O CHIME MODULE W/O CHROME GRILLE W/O CIGAR LIGHTER W/O COMMERCIAL OPTION W/O COMMERCIAL OPTION W/ CUTAWAY W/O COMMERCIAL TRADESMAN W/O DEDICATED CNG W/O DIGITAL AUDIO W/ DIGITAL AUDIO W/O KEYLESS ENTRY W/O PASSENGER SUPPLEMENTAL INFLATABLE RESTRAINT W/O POWER MIRRORS, WINDOWS W/O POWER PASSENGER SEAT W/O RADIO W/O RADIO PROVISIONS W/O REAR A/C, FRONT VANITY MIRROR W/ CUTAWAY UPFITTER W/O REAR AUXILIARY CONTROL W/O REAR WINDOW DEFOGGER W/O RKE W/O RKE PPL W/O RV (ATTACHED TO LOWER RIGHT "B" PILLAR PART OF UPFITTER W/O RV UPFITTER W/O RV UPFITTER, MANUAL SUPPRESSION W/O RV UPFITTER, MANUAL W/ MANUAL SUPPRESSION SUPPRESSION W/O RV W/ RV UPFITTER UPFITTER W/O UP W/O UPFITTER W/O UPFITTER PROVISSIONS W/O VECHICLE COMMUNICATION SYSTEM W/O VECHILE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM W/PASSENGER SUPPLEMENTAL INFLATABLE RESTRAINT WAIT TO WAIT TO START HI IDLE IND WAIT TO START IND WAIT TO START IND CTRL WAKEUP SER DATA WARNING SYSTEMS WASTEGATE SOL CTRL ESO SOL CTRL WATER IN FUEL SENS SIG WINDSHIELD WASHER RLY CTRL HDLP HIGH BEAM RLY CTRL HOOD AJAR SW SIG WIPER SW SIG 2 FRONT WIND WIPER SW HI SIG WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM WIPER/WASHER SYSTEM SOUND, CRUISE WPR PCB WPR-HI PCB YAW RATE FREQUENCY