Manual a/c circuit, cargo van (1 of 2)
Manual a/c circuit, cargo van (1 of 2)
Manual a/c circuit, passenger van (1 of 2)
Manual a/c circuit, passenger van (1 of 2)
Body control modules circuit (1 of 2)
Body control modules circuit (1 of 2)
Wiring diagram engine performance 5.3l vin t (1 of 5)
Wiring diagram engine performance 5.3l vin t (1 of 5)
Exterior lamps circuit, cutaway chassis (1 of 2)
Exterior lamps circuit, cutaway chassis (1 of 2)
Exterior lamps circuit, except cutaway (1 of 2)
Exterior lamps circuit, except cutaway (1 of 2)
Ground distribution circuit (1 of 4)
Ground distribution circuit (1 of 4)
Courtesy lamps circuit, without upfitter package (1 of 2)
Courtesy lamps circuit, without upfitter package (1 of 2)
Power distribution circuit (1 of 6)
Power distribution circuit (1 of 6)
Supplemental restraints circuit (1 of 2)
Supplemental restraints circuit (1 of 2)

Wiring Diagrams for Chevrolet Chevy Express H1500 (2003-2012)

  • Description:
    Engines: 5.3L VIN T, 5.3L VIN Z, 5.3L VIN 4
  • Systems: 133 Components: 2503
  • After payment
  • A PDF file with a set of all electrical circuits will be sent to your email.
  • Quality Guarantee
  • Finding components on wiring diagrams
  • You will have permanent online access
$29,9
$59

Demo access to the database:

List of systems:

List of components:

1 2 3 4 BATTERY B+ SERIAL DATA & IGNITION COIL/MODULE 7) & IGNITION COIL/MODULE 8) (IN EVEN IGNITION/ COIL MODULE JUMPER HARNESS, ACCESSORY WAKEUP SERIAL DATA ACC PANEL RR RLY CTRL RUN/CRANK RLY COIL CTRL ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-LOCK IND AUXILIARY BATTERY AUXILIARY GENERATOR BATTERY IND BATTERY POS VOLT BATTERY POSITIVE VOLTAGE CTSY LPS SUPPLY BATTERY DATA LINK RESISTOR DOOR LOCK CTRL UNLOCK CTRL 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 FUSIBLE LINK 5 (W/ DUAL GENERATOR GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG HORN ASSEMBLY HORN RLY CTRL HORN/ WASHER PCB HORN/WASH PCB IGNITION COIL IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 2 IGNITION COIL 3 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/MODULE 1 IGNITION COIL/MODULE 2) IGNITION COIL/MODULE 3 IGNITION COIL/MODULE 4 IGNITION COIL/MODULE 5 IGNITION COIL/MODULE 6 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 IGNITION IGNITION IGNITION COIL COIL COIL COIL IGNITION LOCK CYLINDER INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL PASS DOOR LOCK SW LOCK CTRL R DEFOG IND GROUND ING 3 BATTERY RF DOOR AJAR SW SIG PASS DR LOCK SW UNLOCK CTRL LF DOOR AJAR SW SIG SERIAL DATA UNLOCK RLY CTRL SW UNLOCK CTRL SW LOCK CTRL RELEASE RLY CTRL 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

42 CM FROM LEFT FRONT SIDE FRONT ACCESS PANEL ACTUATOR) (ENGINE CHASSIS HARNESS, 4 CM FROM ENGINE CONTROL (ENGINE CHASSIS HARNESS, 4 CM FROM ENGINE CONTROL 2366 2366 2364 2365 6141 (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 JUMPER HARNESS, 9 (IN REAR HVAC HARNESS, 20 CM FROM AUXILIARY BLOWER MOTOR (ON LEFT FRONT OF ENGINE COMPARTMENT, AIR TEMPERATURE ACTUATOR AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR (LEFT REAR OF PASSENGER AUXILIARY BLOWER MOTOR RESISTOR AUXILIARY BLOWER MOTOR RESISTOR ASSEMBLY (ON AUXILIARY AUXILIARY MODE ACTUATOR AUXILIARY MODE ACTUATOR AUXILIARY AIR TEMPERATURE ACTUATOR BLOWER MOTOR BREAKOUT) BLOWER MOTOR RESISTOR BLOWER MOTOR RESISTOR ASSEMBLY COOLANT HEATER BLOWER MOTOR COOLANT HEATER BLOWER MOTOR GND DRIVER SEAT ADJUSTER MOTOR ASSEMBLY ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ENGINE COOLANT RADIATOR TEMPERATURE SENSORS ENGINE COOLANT TEMP ENGINE COOLANT TEMPERATURE GAUGE FROM AUXILIARY BLOWER MOTOR BREAKOUT) HEATER 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 LOW ENGINE OIL LOW ENGINE OIL PRESSURE GAUGE LOW ENGINE OIL PRESSURE IND OF ENGINE BLOCK) OF ENGINE COMPT) OF ENGINE) PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY RIGHT REAR SIDE DOOR LOCK ACTUATOR RIGHT SIDE FRONT ACCESS PANEL ACTUATOR SIDE OF ENGINE COMPT) STARTER MOTOR THE ENGINE BLOCK) TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 VSES MOTOR W/ CARGO 42 CM FROM LEFT FRONT SIDE FRONT ACCESS PANEL ACTUATOR) LAMPS WINDSHIELD WIPER MOTOR

7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) (IN FORWARD LAMP HARNESS, 12 CM FROM UNDERHOOD FUSE BLOCK A/C CMPRSR FUSE 18 A/C FUSE 32 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 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 IPC FUSE 31 AUX PWR OUTLET FUSE 25 AUX PWR OUTLET FUSE 33 AUX STOP LAMP FUSE 68 AUX/TRLR BCK/UP FUSE 26 AUXILIARY 1 FUSE 32 AUXILIARY 2 FUSE 33 REAR DOOR LKS FUSE 5 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 BODY FUSE BLOCK BODY FUSE BLOCK (UNDER LEFT 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 11 BTSI BCK/UP FUSE 36 BTSI/BU FUSE 36 SPARE FUSE 35 CAN VENT FUSE 34 CARGO DR UNLCK FUSE 33 CARGO UNLK FUSE 5 CMPS FUSE 19 CNSTR VENT SOL FUSE 17 CNSTR VENT SOL FUSE 56 CRANK FUSE 27 CTSY LP/ SEO FUSE 3 DOME FLOUR- ESCENT FUSE 2 DOME FLUORESCENT WORK LAMPS FUSE 2 DOOR LKS FUSE 15 DRL 1 FUSE 67 DRL 2 FUSE 66 DRV DR UNLCK FUSE 36 DRV LKS FUSE 7 DRV LKS FUSE 7 HTD MIR/DEFOG FUSE 12 DRV PWR TRN MIR FUSE 14 ECM BATT FUSE 19 ECM BATT FUSE 54 ECM IGN FUSE 48 ECM IGN/ GLOW PLUG MDL IGN FUSE 30 ECM MAF/CNSTR PWR/TRN VENT FUSE 64 FUSE 78 ECM PWR/TRN FUSE 50 ECM PWR/TRN FUSE 78 EMPTY FUSE 19 EMPTY FUSE 20 EMPTY FUSE 37 EMPTY FUSE 38 ENG 1 FUSE 23 ENG 2 FUSE 21 EVEN IGN/ INJ FUSE 79 FCSM BATT FUSE 15 FCSM BATT FUSE 36 FCSM BATT SEO FUSE 15 FUSE 21 FOH MDL FUSE 35 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 71 FUEL PUMP FUSE 12 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 HARNESS, 8 CM FROM REAR FUSE BLOCK) HARNESS, 15 CM FROM REAR FUSE BLOCK) HAZRD FUSE 14 HORN FUSE 15 HORN FUSE 16 HVAC 1 FUSE 9 HVAC 1 FUSE 14 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 IGN 0 FUSE IGN 0 FUSE 6 IGN A FUSE 49 IGN B FUSE 52 IGN E FUSE 22 IGN SW HVAC CNTRL FUSE 12 FUSE 3 INJ FUSE 59 INJ FUSE 75 IP CLSTR FUSE 10 IP CLSTR FUSE 23 IP CLSTR FUSE 30 IPC FUSE IPC FUSE 10 IPC FUSE 31 ISRVM FUSE 26 LEFT HI BEAM FUSE 44 LEFT LO BEAM FUSE 43 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 VENT FUSE 64 MAF/CNSTR VENT FUSE 49 MEGA FUSE MEGA FUSE 65 MEGA FUSE 77 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 PASS TRN MIR FUSE 19 PCM BAT FUSE 2 PCM BATT FUSE 2 PCM IGN 1 FUSE 38 RADIO BAT FUSE 1 RADIO BAT FUSE 1 RR DEF/HTD MIR FUSE 8 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 PASS DR UNLCK FUSE 35 RFA FUSE 20 RFA/TPM FUSE 11 RFA/TPM FUSE 21 RFA/TRM FUSE 11 RIGHT HI BEAM FUSE 45 RIGHT LO BEAM FUSE 42 RR BLOWER FUSE 13 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 SEO FUSE 27 SEO FUSE #21 SPARE FUSE 1 SPARE FUSE 25 SPARE FUSE 33 SPARE FUSE 64 STOP LAMP FUSE 7 STOP LP FUSE 7 STOP/ CHMSL FUSE 8 STR WHL SNSR FUSE 17 STRTR SOL FUSE 64 TAIL LAMP BCK/UP FUSE 27 TBC 2 FUSE 18 TBC 3 FUSE 16 TBC 4 FUSE 11 TBC ACCY FUSE 46 TBC FUSE 19 TBC IGN 0 FUSE 6 TBC IGN 1 FUSE 24 TCM BATT FUSE 32 TCM BATT FUSE 44 TCM IGN FUSE 31 TCM IGN FUSE 47 TRANS FUSE 17 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 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 UNDER- HOOD FUSE BLOCK 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 WPR FUSE 39 WPR FUSE 55 WSW FUSE 14 WSW FUSE 41

8 17 PARK LAMP SIGNAL HEADLAMP SW OFF SIG (IN VANITY MIRROR LAMP HARNESS, BACKUP LAMP PWR BACKUP LAMP- RIGHT BACKUP LIGHTS CIRCUIT BCK/UP LAMP PCB BKUP LAMP SUPPLY CENTER HIGH MOUNTED STOP LAMP CENTER HIGH MOUNTED STOP LAMP STOP LAMP SUPPLY VOLTAGE CHMSL/ STOP LAMP SUPPLY VOLTAGE COURTESY LAMP CTRL DOME FLUORESCENT WORK LAMP 1 DOME FLUORESCENT WORK LAMP 2 DOME LAMP EXTERIOR LIGHTS DEFOGGER SYSTEM SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM WIPER/WASHER SYSTEM FRONT CARGO FLUORESCENT WORK 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 W/ PRK LAMP INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM DASH LMP DIM CNTRL LEFT FRONT ACCESS PANEL FLUORESCENT WORK LAMP LEFT FRONT DOME FLUORESCENT WORK LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK/TURN SIGNAL 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 TAIL/ STOP/ TURN SIGNAL LAMP LEFT TAIL/STOP LEFT BACKUP TURN SIGNAL LAMP LAMP LEFT 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 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 REAR CARGO FLUORESCENT WORK LAMP REAR DOME LAMP RIGHT ACCESS PANEL FLUORESCENT WORK LAMP RIGHT BACKUP LAMP RIGHT DOME FLUORESCENT WORK LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT MARKER LAMP RIGHT LEFT VANITY VANITY MIRROR MIRROR LAMP LAMP RIGHT PARK/TURN SIGNAL LAMP RIGHT RIGHT PARK/ FRONT TURN MARKER SIGNAL LAMP 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 TRACTION CTRL SW SIG BACKUP LAMP RLY CTRL UNDERHOOD LAMP UPFTR CTSY LAMP W/ CARGO LAMP W/ COMMERCIAL TRADESMAN SALES PACKAGE, CARGO LAMP

A/C CMPRSR RELAY 40 A/C COMPRSR RELAY 40 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 HIGH SPEED BLOWER MOTOR RELAY AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY AUXILIARY RELAY 24 BCK/UP LAMP PCB RELAY BLOWER MOTOR RELAY CARGO DR UNLCK PCB 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 30 DRL PCB RELAY DRV UNLCK PCB RELAY DRV UNLK RELAY 28 DRVR DR UNLCK PCB RELAY EVAPORATIVE EMISSION PURGE SOLENOID VALVE RELAY EVAPORATIVE EMISSION VENT SOLENOID VALVE RELAY FLUORESCENT WORK LAMP RELAY FUEL PUMP RELAY FUEL PUMP RELAY 38 FUEL PUMP RELAY 57 FUEL PUMP RELAY 72 HDLP HI BEAM RELAY 56 HDLP LO BEAM RELAY 58 HDLP- HI BEAM RELAY HDLP- LO BEAM RELAY HI WPR RELAY 70 HIGH BEAM PCB RELAY HIGH BEAM RELAY CONTROL HORN PCB RELAY HORN RELAY 59 HORN RELAY CTRL HORN/ WASH PCB RELAY HOT W/ PRK LAMPS RELAY HOT W/ PWR/TRN RELAY 49 ENERGIZED HOT W/ RUN RELAY HOT W/ RUN/ CRNK RELAY 15 ENERGIZED HOT W/ RUN/ CRNK RELAY 15 ENERGIZED AIR BAG FUSE 28 HOT W/ RUN/CRANK RELAY 15 ENERGIZED HOT W/ RUN/CRANK RELAY 15 ENERGIZED IPC FUSE 10 HOT W/ RUN/CRNK RELAY 15 ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED 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 LO BEAM PCB RELAY LOW BEAM PCB RELAY LOW BEAM RELAY CONTROL PACKAGE, CARGO LAMP) DOME FLUORESCENT WORK LAMPS RELAY PARK LAMP RELAY 29 PARK LP RELAY 29 PASS UNLK RELAY 31 PASS/CGO UNLCK PCB RELAY PPL FUEL PUMP RELAY SIG PRK LAMP RELAY PRK LAMP RELAY 40 PWR/TRN RELAY 49 PWR/TRN RELAY 76 RAP RELAY RAP RELAY 23 PWR WND CIRCUIT BREAKER 34 RAP RELAY 43 RELAY 39 RELAY CTRL RIGHT ACCESS PANEL RELAY 6 RIGHT SIDE ACCESS PANEL RELAY 6 RR DEFOG RELAY 25 RUN/ CRANK RELAY RUN/ CRNK RELAY RUN/CRNK RELAY 15 RUN/CRNK RELAY 69 SPARE RELAY 55 SPARE RELAY 62 STARTER ENABLE RELAY CTRL 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 WAIT TO LPG CONTROL INDICATOR RELAY MODULE WASHER PCB RELAY WINDSHIELD WASHER RELAY CONTROL WPR PCB WIPER RELAY WPR PCB WIPER WIPER RELAY HI DIODE DIODE WPR RELAY 7 WPR RELAY 71 WSW RELAY 53

12 8 17 11 SWITCH ON SIG PARK LAMPS SIG SWITCH OFF SIG AMBIENT SENS SIG A/C HIGH PRESSURE SWITCH A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH ABS/TCC SWITCH AUXILIARY BLOWER MOTOR SWITCH BRAKE FLUID LEVEL SWITCH CARGO DOOR LOCK SWITCH CRUISE CONTROL SWITCH SIGNAL CRUISE SWITCH DEFOGGER SWITCH DEFOGGER CONTROL IND DEFOGGER SWITCH DEFOGGER IND DIMMER SWITCH SIGNAL DRIVER 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 FRONT PASSENGER DOOR LOCK SWITCH FRONT WINDSHIELD WIPER SWITCH HI SIGNAL FUEL FILTER PRESSURE SWITCH HAZARD SWITCH HEADLAMP AND PANEL DIMMER SWITCH HEADLAMP DIMMER SWITCH HEADLAMP, PANEL DIMMER SWITCH HORN SWITCH IGNITION KEY SWITCH IGNITION SWITCH INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH KEY-IN SWITCH LEFT REAR DOOR JAMB SWITCH LEFT STEERING WHEEL CONTROL SWITCH ON CRUISE CONTROL ON/OFF SWITCH OFF OUTSIDE REARVIEW MIRROR SWITCH PARK BRAKE SWITCH (UNDER LEFT PASSENGER DOOR LOCK SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BELT SWITCH PASSENGER WINDOW PASSENGER OUTSIDE SWITCH REARVIEW MIRROR PASSENGER WINDOW SWITCH PPL RSA SWITCH REAR CARGO DOOR LOCK SWITCH RIGHT REAR DOOR JAMB SWITCH RIGHT STEERING WHEEL CONTROL SWITCH RR DEFOG RLY PWR REAR WINDOW DEFOGGER IND DEFOGGER SWITCH STOP LAMP SWITCH STOP LAMP SWITCH (BEHIND LEFT SIDE STOP LAMP SWITCH CRUISE CONTROL ON/OFF SWITCH SWITCH SIG SWITCH SIG DATA LINK RESISTOR 44 43 TOW/ HAUL SWITCH TOW/HAUL SWITCH TOW/HAUL SWITCH SIG TRACTION CONTROL SWITCH TRIP RESET SWITCH TURN SIGNAL SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH W/ ELECTRIC TOW/HAUL SWITCH SIDE DOOR LOCK W/ MANUAL SUPPRESSION SWITCH W/O MANUAL SUPPRESSION SWITCH, RV UPFITTER W/O MANUAL SUPPRESSION SWITCH, RV/UPFITTER 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 3 4 BATTERY B+ SERIAL DATA PNK WIRE 1 2 3 PNK WIRE 1 2 PNK IGN VOLT WIRE 2 1 8 LO REF 658 1782 VOICE SIG DRAIN WIRE HI SPD GMLAN 13 14 PNK WIRE 22 23 PNK WIRE 24 25 26 PNK WIRE 29 30 31 PNK WIRE (OR RED/ WIRE ACC SER DATA IGN VOLT BATT POS VOLT PNK WIRE ACC WAKE UP SERIAL DATA PNK WIRE BLK LT BLU/ WIRE BLK WIRE BLK/ WHT WIRE BLK/BLU WIRE BLK/PPL WIRE BLK/WHT WIRE BLU WIRE BRN 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 DRAIN WIRE GRN DK WIRE GRN WIRE GRN/RED WIRE GRY DK GRN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE IGNITION SWITCH PNK WIRE LOW SPEED GMLAN SERIAL DATA PNK WIRE LT BLU WIRE LT BLU/ BLK WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN GRY WIRE LT GRN WIRE LT GRN/BLK WIRE NCA 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 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 WIRE PNK 8 9 WIRE PNK 12 VOLT REF WIRE PNK 19 1 WIRE PNK 39 343 1020 IGN 1 VOLT ACC VOLT IGN 0 VOLT WIRE PNK CONTROL PNK WIRE PNK HEADLAMP ON IND CONTROL WIRE PNK IGN VOLT L TURN HAZ SW SIG R TURN HAZ SW SIG WIRE PNK IGN VOLT WIRE PNK PNK 6 7 WIRE PNK PNK 28 29 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 15 16 17 18 19 20 21 22 23 24 WIRE PNK PNK W/O REDUNDANT RADIO STEERING WHEEL WIRE PNK PNK WIRE PNK PPL 2 3 4 WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE PPL PNK PNK WIRE PPL PNK WIRE PPL/WHT WIRE RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT GRY/ WIRE WHT RED/ WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK 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 8 17 18 19 20 24 27 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 SOL 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 2-3 SOL 3 21 DIMMING CTRL TRACTION SW 3 TANK COMPLETE VEHICLE KIT 4 TANK COMPLETE VEHICLE KIT 3-2 SOL 4 SPEED A/T 6 SPEED A/T 4.3L 4.3L 4.8L/5.3L/6.0L 6.6L 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 5.3L 5.3L 4.3L 6.6L 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 16 TCC BRAKE SIG PRK BRK SW 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 PPL 7 63 5 VOLT REF LOW REF 8 17 PARK LAMPS SIG HEADLAMPS OFF SIG 9 10 PPL 10 8 9 LO SPD GMLAN HI SPD GMLAN+ 11 12 IPL DIMMER SW SIG IP DIMMING VOLT REF 11 12 LPS DIMMER SW SIG DIMMING VOLT REF 12 13 34 28 27 25 8 65 43 44 59 36 63 66 46 PRESS SENS LOW REF 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 6 PRK BRK SW TCC BRAKE SIG 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 CM FROM RIGHT SUNSHADE BREAKOUT) 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 23 3 SERIAL DATA BELT SW 24 40 58 4 21 22 SENS SIG LOW REF 25 18 HEADLAMP SW SIG HEADLAMP LO 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 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 72 32 RANGE SW - B RANGE SW - A 330 OHMS 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 1140 1037 812 1835 351 B+ SERIAL DATA 1589 2759 PPL 2500 2501 COMPUTER DATA LINES SYSTEM 2501 2500 2501 2500 COMPUTER DATA LINES SYSTEM 2501 2500 COMPUTER DATA LINES SYSTEM 2755 1551 1670 1666 1551 1668 1665 1174 LOW REF GND (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 (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 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 FRONT LOWER SIDE (OR LT (PASSENGER/CARGO: IN CHASSIS HARNESS, (PASSENGER/CARGO: IN CHASSIS HARNESS, 16 CM (REAR HEAD- LINER HARN 30 CM FROM (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 COMPRESSOR CLUTCH A/C REQUEST A/C REQUEST SIG A/C SERIAL REQUEST DATA SIG ABS IND. ABS SYSTEM ABS/TCC SW 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 AIR BAG IND AIR BAG OFF IND AIR BAG ON IND ALL- DOWN ALL-UP AMB AIR TEMP SENS SIG LOW REF AMBIENT LIGHT SENS SIG HDLP ON SIG ANTI-THEFT SYSTEM INSTRUMENT CLUSTER SYSTEM APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL APPS 1 SIG APPS 2 SIG ASSEMBLY BREAKOUT) AUTO OFF 3 8 AUTOMATIC TRANSAXLE AUTOMATIC TRANSMISSION AUXILIARY HVAC CONTROL PROCESSOR AUXILIARY HVAC MODULE) AUXILIARY POWER OUTLET 2 B+ CLASS 2 DATA B+ SERIAL DATA ENABLE VEHICLE SPD SIG BACKUP LAMPS CIRCUIT BATT + BATT GND BATT POSITIVE VOLT BETWEEN LEFT SIDE FRONT ACCESS PANEL ACTUATORS) BETWEEN LEFT SIDE REAR ACCESS PANEL ACTUATORS) BLUNT CUT) BRAKE IN BRAKE IND 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, BRK B+ BRK SENS SPLY BUS-DATA CARGO DOOR LATCH CARGO DOOR LATCH ASSEMBLY CARGO DR UNLCK PCB CARGO DR UNLOCK PCB CARGO/ PASSENGER CAUTION IND CEN FIELD SIG CENTER CONSOLE 1 ACCESSORY CENTER CONSOLE 2 ACCESSORY CENTER CONSOLE 2 ACCESSORY POWER OUTLET CHARGE IND CHARGING CIRCUIT CHECK GAGES IND. CHMSL CTRL CHMSL VLT CIGAR LIGHTER CIGAR LIGHTER AUXILIARY POWER OUTLET 1 CKP SENS SIG LOW REF CLASS 2 CLASS 2 DATA CLASS 2 SERIAL DATA CLUTCH RLY CTRL CM FROM W/ 4 TANK VEHICLE KIT, LPG CNG FUEL VEHICLE COMPOSITE SEALED COMPOSITE+ COMPT) COMPT, ATTACHED TO AUXILIARY HVAC MODULE) COMPT, ON AUXILIARY HVAC ASSEMBLY) COMPUTER DATA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONTROL EXCEPT 6.6L W/O ACTIVE BRAKE CONTROL CONTROL SYSTEMS COURTESY LP CTRL CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SYSTEM CRUISE CONTROL, SOUND SYSTEMS CRUISE CTRL DIMM SIG CRUISE CTRL SW SIG CRUISE IND CRUISE ON SW 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 COMM ENABLE DATA SERIAL DEF MAX A/C MIX-BLEND A/C FLOOR BI-LEV VENT LOGIC DEFOGGER SYSTEM DEFOGGER, POWER MIRRORS DEL TORQ SIG PC SOL HI CTRL DEL TORQUE DIESEL GASOLINE DIGITAL RADIO RECEIVER RADIO DIMMING CTRL DK DK DK DK LT DK PPL 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 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 ELECTRO- CHROMIC ELECTRONIC COMPASS MODULE ENTIRE SEAT EVAP CANP CTRL EVAP SOL CTRL EVAP VENT CTRL MIL CTRL 2-3 SS CTRL 1-2 SS CTRL VSS 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 W/ ACTIVE BRAKE EXCEPT RV FL DOME LP SIG FL DOME RLY CTRL FL DOME RLY CTRL FL WORK LMP SIG FL WORK LMP CTRL FLASH TO PASS SIGNAL FLOOR MIX BLEND DEF MAX A/C OFF A/C BI-LEV FOR- WARD 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 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 INJECTOR FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 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 TEM SIG BRAKE APPLY SEN SIG LOW REF FUSIBLE LINK 1 FUSIBLE LINK 2 FUSIBLE LINK 3 FUSIBLE LINK 4 GEN CYCLE SIG GEN ON SIG GEN TURN ON GER GRID GM LAN HI SPD GMLAN - GMLAN + GMLAN DATA GMLAN HI SPD GMLAN SERIAL GMLAN SERIAL DATA GND HI SPD GMLAN BUS - HI SPD GMLAN BUS - GND IGN GND SERIAL - SERIAL + SERIAL - SERIAL + GROUND DISTRIBUTION SYSTEM H.D. W/ GAS EARLY PRODUCTION HARN, 32 CM FROM HARNESS, 7 CM FROM HDLP OFF SIG COURTESY LAMPS CTRL HEAD 1 8 HEAD OFF HEAD PARK HEAD PARK AUTO HEADLAMP ON IND HEADLAMP ON SIGNAL HEADLAMP, PANEL DIMMER HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM HEATED OXYGEN HEAVY DUTY HI BEAM 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 BUS- HI SPD GMLAN SERIAL DATA BUS + HI SPD SER DATA + HIGH BEAM IND HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES PWR SEATS CIRCUIT BREAKER 1 HOT IN HOT IN ACCY, RUN, START 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 START HOT W/ RUN/ HVAC CONTROL ASSEMBLY IAT SENS SIG LOW REF ECT SENS SIG IAT SIG IC 1 CTRL IC 7 CTRL IC 6 CTRL IC 4 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 1 VLT IGN 3 VOLTAGE IGN CLASS 2 IGN LO SPD DATA IGN SW IGN VOLT IGN VOLT STEERING SENS A STEERING SENS C IGNITION 3 VOLT IGNITION COILS IGNITION VOLTAGE ILLUMI- NATION IN FRONT HEADLINER HARNESS, 21 CM IND CTRL IND MIL INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INJ 1 CTRL ECT SENS SIG LOW REF INJ 1 CTRL INJ 6 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 7 CTRL INJ 3 CTRL INJ 2 CTRL INJ 7 CTRL INJ 4 CTRL INSIDE REARVIEW MIRROR INSTRUMENT PANEL CLUSTER IPL DIMMING CTRL 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 LATERAL ACCELEROMETER SIG LCD DISPLAY 000000 TRIP LED DIMMING SIGNAL LEFT FRONT INFLATABLE RESTRAINT LEFT HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT HEADLAMP LEFT LEFT REAR REAR WINDOW WINDOW DEFOGGER DEFOGGER GRID GRID LEFT LOW BEAM HEADLAMP LEFT REAR WINDOW DEFOGGER GRID LEFT REAR WINDOW DEFOG- GER GRID LEFT SUNSHADE LEFT TURN LEFT TURN IND LEFT TURN SIGNAL IND LOGIC 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 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 GM GMLAN 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 IGN VOLT LOW FUEL IND LOW OIL LOW PRESS SIG LOW REF 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 TR SW B SIG 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 MAF SENS SIG LOW REF MAF SIG MAP SIG MANUAL A/C W/ POWER MIRRORS, REAR WINDOW DEFOGGER MAP SENS SIG PPL 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 CTRL MIL SIGNAL MIRRORS SYSTEM NETWORK 3 NOT READY IND NOT USED NOT USED NOT USED OF DASH, ABOVE BRAKE PEDAL) OFF AUTO PARK OFF LO MED HI OFF MAX NORM BI-LEV OFF PARK OIL LEV SW SIG OIL PRESS OIL PRESSURE OIL PRESSURE IND ON OFF P R N D 3 2 1 PARK BRAKE PARK BRK SW SIG PARK LAMPS SIG PARK/NEUTRAL SIGNAL PASS SEAT BELT PASSENGER AIR BAG IND PASSENGER DOOR LATCH PASSENGER DOOR LATCH ASSEMBLY PASSENGER OUTSIDE REARVIEW PASSENGER SEAT BELT IND 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 PC SOL LO CTRL PMP RLY CTRL PC SOL LO CTRL PPL FRONT LOW SIG FRONT HIGH SIG PERSON- ALIZATION PERSON- ALIZATION VEHICLE INFO PETROLEUM, GAS POWER DISTRIBUTION SYSTEM POWER OUTLET PPL 2 3 PPL 23 16 LO BEAM CTRL HI BEAM RLY CTRL PPL DEFEAT SW SIG PPL FRONT LOW SIG FRONT HIGH SIG AT ISS HIGH SIG AT ISS LOW 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 HOOD CLD SW SIG PARK BRAKE SW SIG PPL INTAKE SOL INJ 8 CTRL INJ 5 CTRL INJ 6 CTRL PPL PPL PPL REMOTE RAD VOLT PPL SENSING PRESSING PPL TP SENS 2 SIG CMP SENS SIG TP SENS 1 SIG LOW REF PPL VSS LOW PRE SENS SIG PRESS SENS SIG LOW REF PRESSURE IND PRIMARY SIG FUEL SENDER PRK BRK SW PRK LAMPS PRND 321 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 RAIL) RANGE B RANGE C IGN 1 VOLT B+ LOW REF RANGE B RANGE C IGN B+ GND GND RANGE SW - C RANGE SW P 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 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 REF LO REPLICATED TOS SIG REQ TORQUE REQUEST SIG REQUEST TORQUE SIGNAL DELIVERED TORQUE SIGNAL RES+ RESUME/ ACCEL RF DOOR AJAR SW RF WHEEL SPD SENS LOW REF RF WHEEL SPD SENS LOW REF GND RH FRT TURN SIG SUP VOLT RIGHT DN RIGHT FRONT INFLATABLE RESTRAINT ROOF RAIL MODULE RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LEFT SUNSHADE SUNSHADE RIGHT LOW BEAM HEADLAMP RIGHT REAR INFLATABLE RESTRAINT ROOF RAIL MODULE RIGHT REAR WINDOW DEFOG- RIGHT REAR WINDOW DEFOGGER GRID RIGHT REAR WINDOW DEFOGGER GRID RIGHT TURN RIGHT TURN IND RIGHT TURN SIGNAL IND ROLLOVER HI SIG L SEAT BELT SW R SEAT BELT SW RR DOOR OPEN SW SIG LR DOOR OPEN SW SIG RF DOOR OPEN SW SIG RV UPFITTER SEAT BELT IND SEAT BELT IND LOW OIL PRESSURE IND TIRE PRESSURE IND SECONDARY SIG FUEL SENDER SECURITY IND SEEK DOWN SEEK UP SELECTOR SW SENS RET GROUND SENS SIG SENS SIG LOW REF SER DATA SERIAL DATA SERIAL DATA ENABLE B+ SERIAL DATA IGNITION SET- SET/ COAST SET/ RESET SHORTING BAR SHORTING SHORTING BAR BAR SIDE OF DASH) SIDE OF TRANSMISSION) SIG A SIG B SIG C SOL CTRL SPARK PLUG SPEED SIGNAL AUTO CRUISE INHIBIT SIG VSS HIGH 13 37 SPLICE BLOCK SPLICE BLOCK SPLICE BLOCK SPLICE PACK START RLY CTRL STARTING CIRCUIT STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STATIONARY REAR DOOR WINDOW STEERING ANGLE SENS CAN BUS LO DATA 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 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 TCC BRAKE SIG TCC BRAKE SW TCC PWM SOL TCC SOL TCC SOL CTRL CLUT RLY CTRL TFT SENS SIG TFT SENS SIG PPL THEFT DETERRENT MODULE TIRE PRESSURE IND TO HIGH BEAM PCB TO UPFTR TOS SIG TOW/ HAUL IND TOW/HAUL IND TOW/HAUL SW SIG TOWARDS INSTRUMENT CLUSTER PANEL) TOWARDS INSTRUMENT PANEL CLUSTER) TPS 1 SIG TPS 2 SIG TR SW A SIG LOW REF IGN VOLT BATT POS VOLT TR SW C 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 CUTAWAY TRANS RNG SW SIG A TRANS RNG SW SIG B TRANS- MISSIONS SYSTEM TRANSMISSION CONTROL 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 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 PASS THROUGH GROMMET) UP DN UP DN LEFT UP DN UP UPFTR AUX 1 UPFTR AUX 2 UPFTR CTSY UPFTR CTSY LAMPS USB CABLE USB CHARGE USB RECEPTACLE VDC IND VEHICLE INFO VEHICLE SPD SIG CAN BUS HI DATA VEHICLE SPEED VEHICLE SPEED SIGNAL VEHICLE, ATTACHED TO LEFT REAR FRAME RAIL) VENT FLOOR DEF MIX BLEND VENT FLOOR MIX-BLEND DEF VENT HEAT HEAT/DEF DEF VENT HEAT HEAT/DEF DEF OFF MAX NORM BI-LEV VOICE SIG VOL DOWN VOL UP VOLTS GAUGE VSS HIGH VSS LOW VSS OUTPUT 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/ 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 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/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/ LEFT, RIGHT SUNSHADE MIRROR W/ MANUAL A/C, POWER MIRRORS, REAR WINDOW DEFOGGER 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 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 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/ RV CUTAWAY UPFITTER UPFITTER 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/ VECHICLE COMMUNICATION SYSTEM W/ VECHILE COMMUNICATION SYSTEM W/ VEHICLE COMMUNICATION SYSTEM W/ W/ RV CUTAWAY UPFITTER UPFITTER W/O ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE CONTROL W/O 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 POWER MIRRORS, WINDOWS 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 RV (ATTACHED TO LOWER RIGHT "B" PILLAR PART OF UPFITTER W/O RV UPFITTER W/O RV UPFITTER, MANUAL W/ MANUAL SUPPRESSION SUPPRESSION W/O RV W/ RV UPFITTER UPFITTER W/O VECHICLE COMMUNICATION SYSTEM W/O VECHILE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WAIT TO WAIT TO START IND 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