Wiring diagrams for Chevrolet Silverado GMT K2XX (2013-2015)

Automatic a/c circuit Manual a/c circuit

Anti lock brake circuit, 8600 gvw or over with active brake control Anti lock brake circuit, 8600 gvw or over without active brake control Anti lock brake circuit, less than 8600 gvw Anti-lock brakes circuit Trailer abs circuit

Anti-theft circuit Forced entry circuit Pass-key circuit

Body control modules circuit

Computer data lines circuit

Cooling fan circuit

Cruise control circuit

6.0l vin b, cruise control circuit

6.0l vin g, cruise control circuit

6.6l vin 8, cruise control circuit

Defoggers circuit Heated mirrors circuit, without power folding mirror Heated mirrors circuit, with power folding mirror Rear defogger circuit

Electronic power steering circuit

Wiring diagram engine performance 4.3l vin h

Wiring diagram engine performance 5.3l vin c

Wiring diagram engine performance 6.0l vin b

Wiring diagram engine performance 6.0l vin g

Wiring diagram engine performance 6.2l vin j

Wiring diagram engine performance 6.6l vin 8

Backup lamps circuit Exterior lamps circuit Roof light circuit Trailer tow circuit

Ground distribution circuit

Headlights circuit

Horn circuit

Instrument cluster circuit

Courtesy lamps circuit Courtesy lamps circuit, with bucket seats & power mirrors Courtesy lamps circuit, without bucket seats & power mirrors Instrument illumination circuit

Adjustable pedal circuit Driver"s memory seat circuit Memory mirrors circuit

Lane departure warning circuit Navigation circuit Navigation circuit, without uys, y91 & uqa Navigation circuit, with uqa, without uys & y91 Navigation circuit, with uys & uqa, without y91 Navigation circuit, with uys without y91 & uqa Navigation circuit, with uys, y91 & uqa Navigation circuit, with uys, y91 & without uqa Navigation circuit, with y91 & uqa, without uys Navigation circuit, with y91, without uys & uqa Parking assistant circuit Rear view camera circuit

Power distribution circuit

6.0l vin b, power distribution circuit

6.0l vin g, power distribution circuit

6.6l vin 8, power distribution circuit

Power door locks circuit Power door locks circuit, with bucket seats & power mirrors Power door locks circuit, without bucket seats & power mirrors

Electrochromic mirror circuit Power mirrors circuit Power mirrors circuit, without power folding mirror Power mirrors circuit, with power folding mirror

Adjustable pedal circuit Climate control seats circuit Driver power seat circuit Heated seats circuit Heated seats circuit, with memory Heated seats circuit, without memory Heated steering wheel circuit Passenger power seat circuit Passenger power seat circuit, 6-way power seat Passenger power seat circuit, 8-way power seat

Power top/sunroof circuit

Power windows circuit Power windows circuit, with bucket seats & power mirrors Power windows circuit, without bucket seats & power mirrors Sliding rear window circuit

Radio circuit, with navigation Radio circuit, without navigation Radio circuit, without uys, y91 & uqa Radio circuit, with uqa, without uys & y91 Radio circuit, with uys & uqa, without y91 Radio circuit, with uys without y91 & uqa Radio circuit, with uys, y91 & uqa Radio circuit, with uys, y91 & without uqa Radio circuit, with y91 & uqa, without uys Radio circuit, with y91, without uys & uqa Video system circuit

Shift interlock circuit

Charging 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

6.6l vin 8, charging circuit 6.6l vin 8, starting circuit

Supplemental restraints circuit

A/t circuit Transfer case circuit, 2-speed manual Transfer case circuit, 2-speed with push button control

6.0l vin b, a/t circuit 6.0l vin b, transfer case circuit, 2-speed automatic 6.0l vin b, transfer case circuit, 2-speed manual

6.0l vin g, a/t circuit 6.0l vin g, transfer case circuit, 2-speed automatic 6.0l vin g, transfer case circuit, 2-speed manual

6.6l vin 8, a/t circuit 6.6l vin 8, pto circuit 6.6l vin 8, transfer case circuit, 2-speed automatic 6.6l vin 8, transfer case circuit, 2-speed manual

Warning systems circuit Warning systems circuit, with bucket seats & power mirrors Warning systems circuit, without bucket seats & power mirrors

Wiper/washer circuit

1 2 3 4 5 6 7 8 9 10 BATTERY POSITIVE VOLT 1 2 BATTERY POSITIVE VOLT GND 4 6 B+ LOCK GND 5 VOLT REF TRACTION CTRL SW SIG DRV DR LOCK SW UNLCK SIG REMOTE FUNCTION ACT RTN 10 SERIES EXCEPT 10 SERIES W/ ELECTRONIC DOOR LOCK CONTROL 2 3 11 13 COIL SPLY VOLT LAMP SPLY VOLTAGE 15 19 UNLOCK SIG LOCK SIG 18 24 23 HORN RLY PRL LP RLY HDLP RLY 24 21 UNLOCK CTRL LOCK CTRL 598 1788 781 3273 EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM 1134 306 ANTI-LOCK BRAKES SYSTEM HEADLIGHTS SYSTEM (IN IGNITION COIL JUMPER ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM POWER DISTRIBUTION SYSTEM ANTI-LOCK BRAKES SYSTEM VEHICLE SPD SIG ANTI-LOCK BRAKES, EXTERIOR LIGHTS SYSTEMS ANTI-LOCK VEHICLE SPD SIG BRAKES SYSTEM AUDIO AMPLIFIER AUXILIARY GENERATOR BACK DOOR UNLCK DIODE DRIVER DOOR BATTERY POSITIVE VOLT COOLING FAN DIODE 1 COOLING FAN DIODE 2 CRUISE/ETC/TCC BRK SIG FWD LOCK IND FWD LOCK SIG DATA LINK RESISTOR DIESEL W/ AUXILIARY W/ DUAL BATTERY BATTERY DOOR AJAR SW SIG LOCK SW SIG TRAILER BRAKE APPLY SIGNAL DOOR LOCK KEY SW UNLOCK SIG DRIVER DOOR LOCK MTR STATUS FRONT DOOR LOCK DIODE FRONT DOOR UNLOCK DIODE FRONT REAR DOOR DOOR LCK LCK DIODE DIODE FRONT WASHER DIODE GENERATOR B+ GENERATOR FIELD DUTY CYCLE SIG GENERATOR SIG IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 8 IGNITION FUEL COIL 7 INJECTOR IGNITION IGNITION COIL 1 COIL 3 IGNITION IGNITION COIL 4 COIL 6 IGNITION IGNITION COIL 5 COIL 7 IGNITION IGNITION COIL COIL INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT BATTERY LEFT HORN LOCK CONTROL LOCK IND LOGIC REMOTE CONTROL DOOR LOCK RECEIVER POWER SUPPLY, AUXILIARY BATTERY REAR DOOR LOCK DIODE REAR DOOR UNLOCK DIODE RIGHT BATTERY RUN/CRANK IGNITION 1 VOLTAGE BATTERY POSITIVE VOLTAGE LOW REF SERIAL DATA BATTERY POSITIVE VOLTAGE SHIFT LOCK SOL SUPPLY VOLT STEERING WHEEL AIR BAG COIL W/ AUX- ILIARY BATTERY W/ AUXILIARY BATTERY W/ DUAL GENERATOR, AMBULANCE UPFITTER W/ DUAL GENERATOR, AMBULANCE UPFITTER SALES PACKAGE W/ ELECTRIC DOOR LOCK W/ ELECTRIC DOOR LOCK CONTROL W/ ELECTRONIC DOOR LOCK CONTROL W/O ELECTRONIC DOOR LOCK CONTROL W/ HIGH NOTE DUAL HORN, COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/ HORN/SIREN CIRCUIT WIRING PROVISIONS W/ PREMIUM SURROUND AMPLIFIER W/O AUX- ILIARY BATTERY W/O ELECTRIC DOOR LOCK W/O POWER DOOR LOCK CONTROL W/O POWER W/ POWER DOOR LOCK DOOR LOCK CONTROL CONTROL W/O PREMIUM SURROUND AMPLIFIER WIPER HIGH SPEED DIODE WIPER LOW SPEED DIODE

1 2 3 4 5 6 7 8 DOOR LOCK CONTROL DR LK CTRL 2 GROUND DR LK ACTUATOR UNLK CTRL 4 21 6 ACTUATOR UNLCK CTRL LOCK MOTOR STATUS KEY SW UNLCK SIG 11 18 RR DR AJAR SW SIG MOTOR STATUS SIG RR 25 27 16 SUPPLY VOLTAGE TRANSMIT SIGNAL ACTUATOR RETURN 56 57 MOTOR CTRL 2 MOTOR CTRL-1 (IN ENGINE CHASSIS HARNESS, 6 CM FROM POWER TAKE-OFF MODULE BREAKOUT TO (IN ENGINE HARNESS APPROXIMATELY 6.5 CM FROM BREAKOUTS TO ENGINE COOLANT (IN ENGINE HARNESS, APPROXIMATELY 7.5 CM (IN ENGINE HARNESS, APPROXIMATELY 7.5 CM FROM ACTIVE GRILLE AIR SHUTTER 1 MOTOR MODULE ACTIVE GRILLE AIR SHUTTER 2 MOTOR MODULE ACTUATOR HI CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG BLOWER MOTOR BODY LEFT RIGHT CONTROL COOLING COOLING MODULE FAN FAN MOTOR MOTOR DRIVER OUTSIDE REARVIEW MIRROR FOLDING MOTOR DRIVER OUTSIDE REARVIEW MIRROR MOTOR DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER WINDOW MOTOR ENGINE BLOCK) ENGINE COMPT NEAR FAN SHROUD) ENGINE CONTROLS ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM COMPUTER DATA LINES SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL IND FRONT AXLE ACTUATOR FRONT AXLE ENGAGEMENT ACTUATOR FRONT AXLE ENGAGEMENT ACTUATOR (ON REAR OF FRONT DRIVE AXLE ACTUATOR GND BATT + ACTUATOR SPLY VOLT LEFT COOLING FAN HORN MOTOR LOCK ACTUATOR LOW ENGINE OIL PRESSURE IND LOWER SIDE OF ENGINE BLOCK) MIRROR MOTOR FOLD IN CTRL MIRROR MOTOR FOLD OUT CTRL MODE ACTUATOR MOTOR STATUS SIG LR OF ENGINE COMPT) OF ENGINE) PASS AIR TEMP MOTOR CTRL PASS AIR TEMP DOOR CTRL PASS AIR TEMP DOOR POSITION SIG PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT HORIZONTAL MOTOR PASSENGER SEAT REAR PASSENGER SEAT VERTICAL MOTOR HORIZONTAL MOTOR PASSENGER SEAT REAR VERTICAL MOTOR POWER STEERING MOTOR PWR WND MOTOR RF DOWN CTRL PWR WND MOTOR RF UP CTRL PWR WND MOTOR RR DOWN CTRL PWR WND MOTOR RR UP CTRL GROUND RIGHT RIGHT FRONT COOLING FOG FAN LAMP MOTOR RR DR AJAR SW SIG MOTOR STATUS SIG SHIFT MOTOR STARTER MOTOR SUNROOF MOTOR TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR WINDSHIELD WIPER MOTOR WIPER MOTOR PARK SW SIG

ANTENNA 201 200 BLUETOOTH WIRELESS COMMUNI- CATION INTERFACE ANTENNA CELLULAR/ NAVIGATION ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO RADIO ANTENNA DIGITAL RADIO ANTENNA FM ANTENNA KEYLESS ENTRY ANTENNA NAVIGATION ANTENNA SIGNAL SPLITTER RADIO ANTENNA

FUEL PRESSURE REGULATOR 1 FUEL PRESSURE REGULATOR 1 SHIELD FUEL PRESSURE REGULATOR 1 SHIELD FUEL PRESSURE REGULATOR 2 SHIELD FUEL PRESSURE REGULATOR 2 FUEL PRESSURE REGULATOR 2 SHIELD ONSTAR BUTTON ASSEMBLY W/ 2 SPEED PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE W/ TWO SPEED ACTIVE PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE W/ TWO SPEED PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE W/O 2 SPEED PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE W/O TWO SPEED ACTIVE PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE W/O TWO SPEED PUSH BUTTON, ELECTRIC SHIFT CONTROL W/O TWO SPEED PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE

9 7 BACKUP LAMP RLY CTRL CAMERA SIG - CAMERA SIGNAL 1 - FRONT VIEW CAMERA MODULE REARVIEW CAMERA REARVIEW CAMERA IMAGE DISPLAY MODULE W/ REAR VIEW CAMERA W/ REARVIEW CAMERA W/ SPO REARVIEW CAMERA W/O REAR VIEW CAMERA

ALTERNATIVE FUEL SYSTEM DATA CONNECTOR DATA LINK CONNECTOR INSTRUMENT PANEL JUNCTION BLOCK TRAILER CONNECTOR TRAILER CONNECTOR

AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP CONTROL MODULE BLOWER MOTOR CONTROL MODULE BODY CONTROL MODULE CHASSIS CONTROL MODULE CNG CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE FRONT, REAR PARKING ASSIST CONTROL MODULE FUEL PUMP DRIVER CONTROL MODULE FUEL PUMP FLOW CONTROL MODULE FUEL PUMP/ FUEL PUMP TRAILER BRAKE FLOW CONTROL CONTROL MODULE MODULE FUEL PUMP/ TRAILER BRAKE CONTROL MODULE HEATED SEAT CONTROL MODULE HEATED STEERING WHEEL CONTROL MODULE HEATED STEERING WHEEL CONTROL MODULE INLINE FUSE HUMAN INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE HVAC CONTROL MODULE HVAC CONTROL MODULE (BEHIND THE LEFT HEADLAMP HIGH BEAM CONTROL MODULE LEFT MULTI-FUNCTION LED CONTROL MODULE HEADLAMP LOGIC HVAC CONTROL MODULE MODE LOGIC SWITCH HVAC CONTROL MODULE PASSENGER TELEMATICS SEAT COMMUNICATION ADJUSTER INTERFACE SWITCH CONTROL MODULE POWER STEERING CONTROL MODULE RIGHT HEADLAMP HIGH BEAM CONTROL MODULE RIGHT MULTI-FUNCTION LED CONTROL MODULE HEADLAMP SEAT HEATING CONTROL MODULE SEAT MEMORY CONTROL MODULE STEERING WHEEL HEATING CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE TRAILER BRAKE CONTROL RELAY TRAILER BRAKE CONTROL MODULE TRAILER BRAKE POWER CONTROL MODULE TRANSFER CASE CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSION CONTROL MODULE

A/C CLUTCH FUSE ABS ABS VLV PUMP FUSE FUSE ABS PUMP FUSE ABS VLV FUSE ABS-1 FUSE 56 ABS-1 FUSE 61 ABS-2 FUSE 8 ABS-2 FUSE 9 AC INV FUSE ACCY/ RUN CRNK FUSE ACCY/RUN CRNK FUSE AERO SHUTTER FUSE AIR BAG BATT FUSE 42 AIR BAG BATT FUSE 45 AIR BAG IGN FUSE 37 AIR BAG IGN FUSE 40 AIR BAG IGN FUSE 40 FUSE 37 AIR BAG/ INFO FUSE AIR BAG/INFO FUSE ALC/COMP FUSE 54 ALC/COMP FUSE 58 ALTERNATIVE FUEL FUSE HOLDER 1 ALTERNATIVE FUEL FUSE HOLDER 2 AMP FUSE AMP FUSE 38 AMP FUSE 41 AMP FUSE 41 FUSE 38 APO 1/LTR FUSE APO 2 FUSE APO 3 FUSE APO 4 FUSE APO FUSE AUX HVAC IGN FUSE 45 FUSE 48 AUX HVAC- IGN FUSE 45 AUX HVAC-IGN FUSE 48 AUX HVAC-IGN FUSE 48 FUSE 45 AUX PWR 2 FUSE 2 AUX PWR FUSE AUX PWR FUSE 16 AUX WNDW FUSE BATTERY FUSE BLOCK BCM 1 FUSE BCM 1 PANEL FUSE FUSE BLOCK BCM 2 FUSE BCM 3 FUSE BCM 4 BCM 2 FUSE FUSE BCM 4 FUSE BCM 5 FUSE BCM 6 BCM 8 FUSE FUSE BCM 6 FUSE BCM 7 FUSE BCM 8 BCM 6 FUSE FUSE FUSE BCM DIM FUSE 7 FUSE BCM FUSE 15 BLOCK DLIS FUSE CARGO LAMP FUSE CHMSL FUSE CHMSL FUSE 49 FUSE 46 CNG 1 FUSE CNG 2 FUSE COOL FAN 1 FUSE COOL FAN 2 FUSE COOL MDL/BATT RVC FUSE COOL FAN 1 FAN 2 FUSE FUSE COOLED SEATS FUSE 24 CREW CAB W/ INDIVIDUAL FRONT SEAT AUX RSE PWR 2 FUSE 19 FUSE 2 CTSY FUSE 5 DDM FUSE 4 DDM PWR REAR WPR FUSE 23 FUSE 4 HVAC FUSE MIR FUSE FUSE DIM BCM FUSE FUSE SEATS FUSE 24 DIM FUSE 7 DIM FUSE 7 BCM FUSE 15 DIM IS LPS FUSE FUSE DIM RT STOP BCM FUSE TRN SEATS FUSE FUSE 8 FUSE 24 DLC/ DSM FUSE DLC/DSM FUSE DLIS FUSE DLIS FUSE 32 DLIS FUSE 35 DLIS FUSE 35 FUSE 32 DRL 2 FUSE 33 FUSE 30 DRL FUSE 31 FUSE 28 DRVR PWR SEAT FUSE DSL ECM FUSE 12 DSM FUSE 25 EAP FUSE 35 EAP FUSE 38 EAP FUSE 38 FUSE 35 ECM A/C CLUTCH FUSE ECM BATT FUSE 11 ECM BATT FUSE 12 ECM IGN FUSE ECM IGN FUSE 53 ECM- TCM-BATT BATT FUSE 14 FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 ECM/THROT CONT FUSE 17 ELEC RUN BOARD FUSE 60 ELEC RUN BOARD FUSE 65 ENG FUSE 3 ENG FUSE 4 ENG FUSE ECM ENG FUSE ECM IGN IGN FUSE FUSE ESC/ALC EXH FUSE 1 ESC/ALC EXH FUSE 2 EXP/PTO FUSE 44 FAN FUSE 68 FAN-1 FUSE 57 FAN-1 FUSE 60 FAN-2 FUSE 62 FOG LAMP FUSE 26 FUSE 25 FPPM FUSE FRT BLWR FUSE FRT WPR FUSE 36 FSCM FUSE 21 FUEL PUMP FUSE 18 FUEL PUMP FUSE 20 FUSE 4 FUSE 10 FUSE 13 FUSE 19 FUSE 19 FUSE 13 FUSE 33 FUSE 37 FUSE 34 FUSE 49 FUSE 52 FUSE 52 FUSE 49 FUSE BLOCK FUSE FUSE FUSE HOLDER FUSE HOLDER (EXCEPT 6.6L: ON POSITIVE BATTERY HDLP HVAC LTR BATT WASH FUSE 50 FUSE 20 FUSE 36 HDLP WASH FUSE 22 HEAVY DUTY ABS FUSE 55 HEAVY DUTY ABS FUSE 59 HI HEAD- LAMP LT FUSE 32 FUSE 29 HI HEAD- LAMP RT FUSE 30 FUSE 21 HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT AMP FUSE HOT AT ALL TIMES LEFT INSTRUMENT PANEL LT DRS FUSE FUSE BLOCK HOT AT ALL TIMES RIGHT INSTRUMENT PANEL FUSE BLOCK RT FRT HTD CLD SEAT FUSE HTD MIR FUSE HTD MIR FUSE 53 FUSE 51 HTD WHL FUSE HVAC BLWR FUSE 65 HVAC BLWR FUSE 70 HVAC-IGN FUSE 52 HVAC-IGN FUSE 55 HVAC/AUX HVAC IGN FUSE I/P BEC 1 FUSE I/P BEC 2 FUSE I/P FUSE BLOCK I/P FUSE BLOCK (LEFT SIDE I/P FUSE BLOCK (LEFT SIDE OF DASH, ICCM FUSE INFO FUSE 22 INFO RSE FUSE 19 FUSE 22 INJ A ODD FUSE INJ B A/C CLUTCH FUSE EVEN IGN IGN FUSE FUSE FUSE INJ B EVEN FUSE INJ B INJ A ECM EVEN ODD FUSE FUSE FUSE INJ-A FUSE 24 INJ-B FUSE 13 IPC FUSE IPC FUSE 43 IPC FUSE 46 IPC FUSE 46 FUSE 43 IPC IGN/ SDM IGN FUSE IPC IGN/SDM IGN FUSE IPC TCM-BATT ECM- FUSE 43 BATT FUSE 7 FUSE 11 IS LPS FUSE 17 ITBC FUSE 6 FUSE 19 ITBC FUSE 6 TREC FUSE 67 FUSE 37 ITBC FUSE 19 TREC FUSE 62 FUSE 34 LBEC 1 FUSE 59 LBEC 1 FUSE 64 LBEC 2 FUSE 67 LBEC 2 FUSE 72 LBEC 2 FUSE 72 FUSE 67 LCK 1 FUSE 21 LCK 2 FUSE 11 LEFT INSTRUMENT PANEL FUSE BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT LGM FUSE 66 LGM FUSE 71 LO HDLP LT FUSE 11 LO HDLP RT FUSE 16 FUSE 15 LT DR CIRCUIT BREAKER OBS DET FUSE 20 REAR SEAT FUSE 1 LT DRS FUSE LT PRK FUSE 26 FUSE 23 LT STOP TRN FUSE 6 LTD HTD CLD SEAT FUSE LTR HVAC BATT FUSE 53 FUSE 39 MBEC 1 FUSE 64 MBEC 1 FUSE 69 MDL/ BATT RVC FUSE MEGA FUSE MIR WNDW MDL FUSE MISC IGN FUSE 40 MISC IGN FUSE 43 FUSE 40 MISC-IGN FUSE 43 MOBILE RADIO FUSE BLOCK OBS DET FUSE 20 PASS SEAT FUSE PDM FUSE 9 PEPS/HVAC FUSE PRK ENBL/ EAP FUSE PRK LMP LT FUSE PRK LMP RT FUSE PTO FUSE 44 PTO FUSE 47 PWR MIR FUSE 14 PWR REAR WPR FUSE 23 MIR FUSE RDO FUSE RDO FUSE 39 RDO FUSE 42 RDO FUSE 42 FUSE 39 REAR DEFOG FUSE REAR DEFOG FUSE 50 FUSE 47 REAR DSM DDM HVAC FUSE FUSE FUSE REAR SEAT FUSE 1 RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL FUSE BLOCK (IN RIGHT RSE FUSE RSE FUSE 19 RT DR WNDW MTR FUSE RT FRT HTD CLD SEAT FUSE RT FRT PASS SEAT WNDW FUSE SW FUSE RT PRK FUSE 27 FUSE 24 RT STOP TRN FUSE 8 S/ROOF FUSE 31 S/ROOF FUSE 34 S/ROOF FUSE 34 FUSE 31 SEO ALC FUSE SEO RAP FUSE SEO/ALC FUSE 51 SEO/ALC FUSE 54 SEO/ALC FUSE 54 FUSE 51 SNSR A FUSE SNSR B FUSE SNSR FUSE 8 SNSR FUSE 18 SPARE FUSE SPARE SEO FUSE FUSE STOP IS LPS FUSE 17 LT STOP TRN FUSE 6 LAMPS FUSE STOP LAMPS FUSE 12 STR WHL CNTRL FUSE STRTR FUSE STUD 1 FUSE 63 STUD 1 FUSE 68 FUSE 63 STUD 2 FUSE 58 STUD 2 FUSE 63 FUSE 58 STUD 2 WSW/HTR FUSE 63 FUSE 66 SUNROOF FUSE SWC BKLT FUSE 3 TCM- BATT FUSE 14 TCM-BATT FUSE 7 TCM/ ECM FUSE TCM/ECM FUSE TRANS IGN 1 FUSE 13 TRANS IGN 1 FUSE 19 TRANS IGN 1 FUSE 19 FUSE 13 TRANS IGN FUSE TRANS IGN FUSE 40 TREC FUSE 67 FUSE 62 TRLR BATT FUSE FUSE TRLR BCK/UP FUSE 10 FUSE 9 TRLR BRK FUSE TRLR PRK FUSE 25 FUSE 22 TRLR STOP LT FUSE 3 FUSE 2 TRLR STOP RT FUSE 1 FUSE 4 UGDO/ ISRVM FUSE UGDO/ISRVM FUSE UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (LEFT SIDE UNLCK 1 FUSE 18 UNLCK 2 FUSE 10 UNLCK DIODE PDM FUSE 9 DRV UNLCK FUSE 26 UNLCK 1 FUSE 18 USB/OBS DET FUSE VEH BCK/UP FUSE 15 FUSE 14 WSW/HTR FUSE 61

DRIVER CUSHION SEAT HEATING ELEMENT DRIVER DRIVER BACK BACK SEAT SEAT BLOWER HEATING ASSEMBLY ELEMENT DRIVER SEAT BACK VENTILATION HEATING, COOLING MODULE DRIVER SEAT CUSHION VENTILATION HEATING, COOLING MODULE PASSENGER BACK SEAT HEATING ELEMENT PASSENGER CUSHION SEAT HEATING ELEMENT PASSENGER SEAT BACK VENTILATION HEATING, COOLING MODULE PASSENGER SEAT CUSHION VENTILATION HEATING, COOLING MODULE REDUCTANT FLUID RESERVOIR ASSEMBLY REDUCTANT TANK HEATER STEERING WHEEL HEATER W/ AUTOMATIC CRUISE CONTROL/ ACCESSORY STEERING WHEEL HEATER W/ SEAT HEATER W/ STEERING WHEEL HEATER, ACCESSORY STEERING CONTROL, AUTOMATIC CRUISE CONTROL W/ STEERING WHEEL HEATER, AUTOMATIC CRUISE CONTROL W/O STEERING WHEEL HEATER W/O STEERING WHEEL HEATER, ACCESSORY STEERING CONTROL, AUTOMATIC CRUISE CONTROL W/O W/ STEERING STEERING WHEEL WHEEL HEATER HEATER

ABS INDICATOR BRAKE WARNING INDICATOR CHARGE INDICATOR CHARGE LOW INDICATOR SPEED GM LAN SERIAL DATA LOGIC DOOR AJAR INDICATOR ILLUMINATION INDICATOR INDICATOR DIM CTRL LOCKOUT INDICATOR MALFUNCTION INDICATOR LAMP PASSENGER AIR BAG DISABLE INDICATOR PASSENGER AIR BAG DISABLED INDICATOR SECURITY INDICATOR LAMP SECURITY INDICATOR LOGIC SECURITY LOGIC INDICATOR TRACTION CONTROL INDICATOR

3 4 LAMP SPLY VOLTAGE LAMP SPLY VOLTAGE 10 11 DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM 11 22 SIG CTRL PARK LAMP SIG 28 45 HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM 45 6812 860 EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM 5077 7539 5186 STARTING/CHARGING SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM BACKLIGHT DIMM CONTROL BODY BUILDER EMERGENCY LAMP BRAKE SW SIG PARK/NEUTRAL SIG EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM CENTER CONSOLE COMPARTMENT LAMP CENTER HIGH MOUNTED STOP LAMP CHEVROLET LEFT LEFT LOWER UPPER PARK/ PARK/ TURN TURN SIGNAL SIGNAL LAMP LAMP COURTESY LAMP SUPPLY VOLTAGE DOME LAMP DOOR LOCKS, ANTI-THEFT SYSTEMS EXTERIOR LIGHTS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS INTERIOR LIGHTS SYSTEM DRIVER DOOR HANDLE ACCENT LAMP DRIVER OUTSIDE REARVIEW MIRROR COURTESY LAMP EMERGENCY LAMP PROVISIONS EXTERIOR LIGHTS CIRCUIT EXTERIOR LIGHTS SYSTEM 1695 1694 TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEM EXTERIOR LIGHTS, NAVIGATION SYSTEMS FENDER CLEARANCE LAMP FOG LAMP IND FRONT FOG LAMP SW SIG/ENABLE FRONT MIDDLE ROOF CLEARANCE LAMP HEADLAMP SW HEADLAMP OFF SIG COURTESY LAMP SUPPLY VOLT HEADLAMP SW PARK LAMP SIG HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS I/P LAMP DIMMER SW SIG ILLUMINATION LAMP INTERIOR LIGHTS INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM POWER DISTRIBUTION SYSTEM 6817 300 1851 3340 5060 INTERIOR LIGHTS SYSTEM RF AJAR SW INTERIOR LIGHTS, EXTERIOR LIGHTS SYSTEMS LAMP RLY CTRL LED BACKLIGHT DIM CTRL LEFT BACKUP LAMP LEFT CARGO LAMP LEFT FRONT FOG LAMP LEFT FRONT OUTER ROOF CLEARANCE LAMP LEFT FRONT PARK LAMP LEFT FRONT REAR FENDER CLEARANCE LAMP LEFT FRONT SIDE MARKER LAMP LEFT LEFT REAR SIDE BACKUP MARKER LAMP LAMP LEFT LICENSE LAMP LEFT LICENSE PLATE LAMP LEFT LOWER PARK/ TURN SIGNAL LAMP LEFT LOWER PARK/TURN SIGNAL LAMP LEFT LOWER TAIL/ STOP, TURN SIGNAL LAMP LEFT LOWER TAIL/STOP, TURN SIGNAL LAMP LEFT PARK DAYTIME RUNNING LAMP LEFT PARK/ TURN SIGNAL LAMP LEFT PARK/TURN SIGNAL LAMP LEFT REAR LEFT SIDE BACKUP MARKER LAMP LAMP LEFT REAR MOST FENDER CLEARANCE LAMP LEFT REAR RIGHT FRONT MOST FENDER REAR FENDER CLEARANCE CLEARANCE LAMP LAMP LEFT REAR SIDE MARKER LAMP LEFT SUNSHADE MIRROR LAMP LEFT TAIL LAMP ASSEMBLY LEFT TURN SIGNAL REPEATER LAMP LEFT UPPER LEFT HIGH BEAM PARK/TURN HEADLAMP SIGNAL LAMP LEFT UPPER PARK/ TURN SIGNAL LAMP LEFT UPPER PARK/TURN SIGNAL LAMP LEFT UPPER TAIL/ STOP, TURN SIGNAL LAMP LEFT UPPER TAIL/ STOP, TURN SIGNAL LAMP LEFT GMC BACKUP LAMP LEFT UPPER TAIL/STOP, TURN SIGNAL LAMP LEFT VANITY MIRROR LAMP LOWER LEFT PARK/TURN SIGNAL LAMP LOWER LEFT TAIL/ STOP, TURN SIGNAL LAMP LOWER LEFT UPPER LEFT TAIL/ TAIL/ STOP, TURN STOP, TURN SIGNAL LAMP SIGNAL LAMP LOWER RIGHT PARK/TURN SIGNAL LAMP LOWER RIGHT TAIL/ STOP, TURN SIGNAL LAMP LT TRLR TURN SIG LAMP LT TURN SIG LAMP SUPPLY CHMSL/STOP LAMP SUPPLY VOLT CRUISE/ETC/TCC BRAKE SIG MALFUNCTION IND LAMP MARKER LAMP MIDDLE LEFT FRONT ROOF FRONT CLEARANCE OUTER LAMP ROOF CLEARANCE LAMP OVERHEAD CONSOLE ACCENT LAMP PASSENGER DOOR HANDLE ACCENT LAMP PASSENGER OUTSIDE REARVIEW MIRROR COURTESY LAMP PPL INTERIOR LAMP DEFEAT SW SIG RF TURN SIG LAMP SUPPLY RIGHT BACKUP LAMP RIGHT CARGO LAMP RIGHT FRONT FOG LAMP RIGHT FRONT OUTER ROOF CLEARANCE LAMP RIGHT FRONT PARK LAMP RIGHT FRONT REAR FENDER CLEARANCE LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT LICENSE LAMP RIGHT LICENSE PLATE LAMP RIGHT LOWER PARK/ TURN SIGNAL LAMP RIGHT LOWER PARK/TURN SIGNAL LAMP RIGHT LOWER TAIL/ STOP, TURN SIGNAL LAMP RIGHT LOWER TAIL/STOP, TURN SIGNAL LAMP RIGHT PARK DAYTIME RUNNING LAMP RIGHT PARK/ TURN SIGNAL LAMP RIGHT PARK/TURN SIGNAL LAMP RIGHT REAR MOST FENDER CLEARANCE TAILGATE MARKER LAMP LAMP RIGHT REAR RIGHT SIDE BACKUP MARKER LAMP LAMP RIGHT REAR SIDE MARKER LAMP RIGHT RIGHT REAR BACKUP SIDE MARKER LAMP LAMP RIGHT RIGHT UPPER LOWER PARK/ PARK/ TURN TURN SIGNAL SIGNAL LAMP LAMP RIGHT SUNSHADE MIRROR LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TURN SIGNAL REPEATER LAMP RIGHT UPPER PARK/ TURN SIGNAL LAMP RIGHT UPPER PARK/TURN SIGNAL LAMP RIGHT UPPER TAIL/ STOP, TURN SIGNAL LAMP RIGHT UPPER TAIL/STOP, TURN SIGNAL LAMP RIGHT VANITY MIRROR LAMP RR LK MTR STATUS SIG COURTESY LAMP SW SIG RT TRLR TURN SIG LAMP STOP LAMP TAILGATE MARKER LAMP TURN SIGNAL LAMP UPPER LEFT LEFT TAIL/ BACKUP STOP, TURN LAMP SIGNAL LAMP UPPER LEFT PARK/TURN SIGNAL LAMP UPPER RIGHT PARK/TURN SIGNAL LAMP UPPER RIGHT TAIL/ STOP, TURN SIGNAL LAMP W/ BODY BUILDER EMERGENCY LAMP W/ ROOF MARKER LAMP W/ ROOF MOUNTED LAMP W/ ROOF MOUNTED LAMP PROVISIONS W/ SUNROOF MOUNTED/SLIDING LAMP PROVISION W/ SUNROOF MOUNTED/SLIDING LAMP PROVISION W/O ROOF MARKER LAMP W/ WRECKER EMERGENCY LAMP W/ WRECKER EMERGENCY LAMP PROVISIONS W/ WRECKER EMERGENCY LAMP, BODY BUILDER EMERGENCY LAMP, ROOF MOUNTED LAMP

1 2 3 4 5 6 7 8 FUEL PUMP RLY CTRL FRONT FUEL PUMP, SENDER ASSEMBLY FUEL PUMP PUMP HTR CTRL PUMP MTR GND REAR FUEL PUMP, SENDER ASSEMBLY

A/C CMPRSR RELAY A/C COMPRESSOR CLUTCH RELAY ALTERNATIVE FUEL ENABLE RELAY ALTERNATIVE FUEL RELAY BLOCK BACKUP LAMP RELAY CONTROL BACKUP LAMP RELAY CTRL BCK/UP LAMP PCB RELAY CARGO LAMP RELAY CHILD SECURITY LOCK DISABLE RELAY CHMSL BCK/UP PCB LAMP STRTR CRNK RELAY PCB RELAY RELAY RELAY CHMSL PCB RELAY CHMSL REAR PCB DEFOG RELAY RELAY DOOR DEAD LOCK RELAY DRL PCB RELAY DRL RELAY CTRL DRVR DOOR UNLK RELAY CTRL DOOR LK CTRL ELECTRONIC ADJUSTABLE PEDALS PCB RELAY ENGINE CONTROLS IGNITION RELAY FAN CNTRL RELAY FAN HI RELAY FAN HI RELAY FAN-2 FUSE 60 FAN LO RELAY FAN RELAY FAN RLY RELAY FOG LAMP RELAY FOG LAMP RELAY CONTROL FOG LAMP RELAY CTRL FORWARD ADJUSTABLE PEDAL RELAY FRONT FOG LAMP RELAY FRT WASH PCB RELAY FUEL PMP RELAY FUEL PUMP RELAY HDLP LO/HID RELAY HEADLAMP HI BEAM RELAY CTRL HEADLAMP HIGH BEAM RELAY HEADLAMP LO BEAM RELAY CTRL PARK LAMP RELAY CTRL HI BEAM PCB RELAY HI FAN RELAY HORN FRT/WPR FUSE RELAY HORN PCB RELAY HORN RELAY CTRL HORN RELAY CTRL OUT OF PARK SIG WIPER SW SIG 2 FRONT WINDSHIELD SW HI SIG CTRL HOT W/ BCK/UP LAMP RELAY ENERGIZED HOT W/ IGN MAIN RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HOT W/ IGNITION RELAY ENERGIZED HOT W/ PARK LAMP RELAY ENERGIZED HOT W/ RUN/ CRNK RELAY ENERGIZED HOT W/ RUN/CRNK RELAY 15 ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED IGNITION MAIN RELAY IGNITION RELAY IGNITION RUN/ CRANK RELAY IGNITION STOP MAIN LAMP RELAY RELAY LAMP RELAY CONTROL LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LOCK PCB RELAY LOCK PCB UNLOCK PCB RELAY RELAY LOCK/ UNLOCK PCB RELAY LOCK/UNLOCK PCB RELAY LT HEADLP LOW 1 2 BEAM SPLY VOLT RT HEADLP LOW BEAM SPLY VOLT HORN RELAY CTRL MODE SELECT A PTO REMOTE SW SET SIG PTO RELAY COIL CTRL PTO SW INDICATOR CTRL PARK ELECTRONIC ENABLE ADJUSTABLE PCB PEDALS RELAY PCB RELAY PARK ENABLE PCB RELAY PARK LAMP RELAY PARK LAMP RELAY CONTROL OUT OF PARK SIGNAL WIPER SWITCH HIGH SIGNAL PASSENGER ROOF AIR BAG BEACON DISABLE RELAY INDICATOR PWR/ TRN RELAY PWR/TRN RELAY REAR DEFOG RELAY REAR DEFOGGER RELAY REARWARD ADJUSTABLE PEDAL RELAY RELAY A RELAY B RELAY RELAY RETAINED ACCESSORY POWER RELAY 1 RETAINED ACCESSORY POWER RELAY 2 RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY ROOF BLOWER BEACON MOTOR RELAY RUN/ CRNK RELAY RUN/CRANK RELAY CTRL RUN/CRNK RELAY SECONDARY FUEL PUMP RELAY SLIDING REAR WINDOW CLOSE RELAY SLIDING REAR WINDOW OPEN RELAY SLIDING SLIDING REAR REAR WINDOW WINDOW OPEN CLOSE RELAY RELAY STARTER ENABLE RELAY CTRL STARTER RELAY STOP LAMP RELAY STRTR RELAY SUNROOF ROOF MOTOR BEACON RELAY TRAILER BACKUP LAMPS RELAY TRAILER BRAKE CONTROLLER SOLID STATE RELAY TRAILER BRAKE CONTROLLER SOLID STATE RELAY (20/30 SERIES: TRAILER PARK LAMPS RELAY TRANSMISSION PARK POSITION RELAY TRLR LT STOP/TURN PCB RELAY TRLR RT STOP/TURN PCB RELAY UNLOCK PCB LOCK PCB RELAY RELAY UNLOCK PCB RELAY W/ EMERGENCY VEHICLE ROOF LAMP RELAY W/ WRECKER RELAY W/ WRECKER W/ ROOF, EMERGENCY BEACON VEHICLE RELAY ROOF LAMP RELAY WASHER RELAY CTRL WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER STARTER PUMP RELAY RELAY WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WIPER CONTROL PCB RELAY WIPER CONTROL PCB RELAY FRT WPR WIPER SPEED PCB RELAY WIPER WIPER WINDSHIELD LOW HIGH WIPER SPEED SPEED RELAY DIODE DIODE WRECKER RELAY

12-VOLT REF ANGLE SENSOR PHASE B CAN BUS LOW SERIAL DATA 13 14 15 STOP LAMP SW SIG SENSOR LOW REF VOLT REFERENCE A/C REFRIGERANT PRESSURE SENSOR ALTERNATIVE FUEL PRESSURE SENSOR AMBIENT AIR TEMPERATURE SENSOR AMBIENT LIGHT SENSOR AMBIENT LIGHT/ SUNLOAD SENSOR BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BATTERY CURRENT SENSOR BRAKE APPLY SENSOR LOW REF BRAKE PEDAL POSITION SENSOR CKP SENSOR SIGNAL CNG HIGH PRESSURE REGULATOR TEMPERATURE SENSOR CURRENT SENSOR LOW REF RIGHT FRONT DRL SUPPLY VOLT LEFT TRAILER TURN SIG LAMP DRIVER SEAT POSITION SENSOR ENGINE BACK LAMP MULTI-FUNCTION OIL INTAKE AIR LEVEL SWITCH SENSOR SWITCH EVAP CORE TEMP SENSOR SIG FUEL LEVEL SENSOR FUEL LINE PRESSURE SENSOR SIGNAL FUEL PRESSURE SENSOR FUEL PUMP FUEL DRIVER COMPOSITION CONTROL SENSOR MODULE FUEL TEMP SENSOR INPUT HEATED OXYGEN SENSOR LEFT FRONT IMPACT SENSOR LEFT SUNLOAD SENSOR LEVEL SENSOR MULTI-FUNCTION INTAKE AIR SENSOR PASSENGER SEAT BELT TENSION SENSOR PASSENGER SEAT POSITION SENSOR POWER STEERING SHAFT TORQUE/ POSITION SENSOR PRESSURE SENSOR SIGNAL REAR OBJECT SENSOR CONTROL MODULE RIGHT FRONT IMPACT SENSOR RIGHT FRONT INFLATABLE RESTRAINT SIDE IMPACT SENSOR RIGHT SUNLOAD SENSOR SECURITY VEHICLE INDICATOR INCLINATION LAMP SENSOR SENSOR 2 SIGNAL SENSOR B FUSE SENSOR LO REF SENSOR LOW REFERENCE SENSOR PHASE A 5-VOLT REF BOOSTER VACUUM SENS SIG SOLAR SENSOR DRIVER SIGNAL SSC VLV CTRL VLV CTRL TR SW SIG B TFT SENSOR SIG STEERING ANGLE SENSOR STEERING WHEEL ANGLE SENSOR TEMPERATURE SENSOR TFT SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR VEHICLE INCLINATION SENSOR VEHICLE INCLINATION SENSOR VEHICLE SHOCK SENSOR VEHICLE SHOCK SENSOR WATER IN-FUEL SENSOR

CENTER I/P SPEAKER LEFT FRONT DOOR SPEAKER LEFT FRONT SPEAKER LEFT FRONT TWEETER SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR SPEAKER LEFT REAR TRIM PANEL SPEAKER PERFORMANCE ENHANCED AUDIO SPEAKER SYSTEM PREMIUM PERFORMANCE ENHANCED AUDIO SPEAKER SYSTEM RIGHT FRONT DOOR SPEAKER RIGHT FRONT SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR SPEAKER RIGHT REAR TRIM PANEL SPEAKER SUBWOOFER DOOR SPEAKER SUBWOOFER SPEAKER W/ DUAL EXTENDED RANGE QUARTER MOUNTED, DUAL FRONT DOOR MOUNTED 4 SPEAKER SYSTEM W/ DUAL FRONT DOOR MOUNTED, 4 SPEAKER SYSTEM

7 13 STOP LAMP SWITCH SIGNAL 5 VOLT REFERENCE 26 1 HAZARD SWITCH SIGNAL BATT POSITIVE VOLT (IN SUNROOF HARNESS, 3 CM FROM SUNROOF SWITCH A/T MANUAL SHIFT SWITCH AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH AUTOMATIC TRANSMISSION MANUAL SHIFT SWITCH AUTOMATIC TRANSMISSION SHIFT LEVER BRAKE FLUID LEVEL SWITCH CANCEL SWITCH CENTER CONSOLE COMPARTMENT LAMP SWITCH CRUISE CONTROL SWITCH SIGNAL CRUISE SWITCH DEFOGGER SWITCH DEFROST SWITCH WINDSHIELD DOME LAMP SWITCH DOWN SWITCH TEMPERATURE DRIVER DOOR LOCK SWITCH DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER DOOR LOCK/WINDOW SWITCH DRIVER DRIVER DOOR DOOR LOCK LATCH SWITCH DRIVER DRIVER OUTSIDE WINDOW REARVIEW SWITCH MIRROR GLASS DRIVER HEATED SEAT SWITCH DRIVER MEMORY/ HEATED, COOLED SEAT SWITCH DRIVER MEMORY/HEATED SEAT SWITCH DRIVER RIGHT REAR SEAT DRIVER HAPTIC SEAT MOVEMENT ADJUSTER MOTOR SWITCH DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH DRIVER SEAT BELT SWITCH DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE DRIVER SEAT DRIVER MEMORY WINDOW LEFT REAR SWITCH MOTOR WINDOW SWITCH DRIVER SEAT HEATING, COOLING SWITCH DRIVER SEAT LUMBAR SWITCH DRIVER WINDOW SWITCH EMERGENCY SWITCH ENGINE COOLANT LEVEL SWITCH FLASH TO PASS SWITCH FOG LAMP SWITCH FTP SWITCH 1 VOLTAGE FTP SWITCH 3 VOLTAGE FTP SWITCH 4 VOLTAGE FTP SWITCH 5 VOLTAGE FUEL TYPE SELECT SWITCH GAP SWITCH GAP UP/DOWN SWITCH HAZARD SWITCH HAZARD SWITCH RIGHT TURN SIG WINDSHIELD WASHER SWITCH SIG HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HEADLAMP, PANEL DIMMER SWITCH HEADLAMP, PANEL DIMMER SWITCH AUTO OFF HEADLAMP, PANEL I/P DIMMER MULTI-FUNCTION SWITCH SWITCH HEATED STEERING WHEEL SWITCH HOOD AJAR SWITCH HORN SWITCH I/P MULTI-FUNCTION SWITCH IGNITION SWITCH INSTRUMENT PANEL MULTI- FUNCTION SWITCH KEY SWITCH KEY-IN IGNITION SWITCH LANE DEPARTURE WARNING DISABLE SWITCH LEFT FRONT WINDOW SWITCH LEFT REAR LEFT REAR WINDOW DOOR LATCH SWITCH LEFT REAR WINDOW DRIVER DRIVER SWITCH DOOR LOCK/ WINDOW SWITCH WINDOW SWITCH LEFT REAR WINDOW SWITCH LEFT RIGHT STEERING STEERING WHEEL WHEEL CONTROLS CONTROLS SWITCH SWITCH LEFT STEERING WHEEL CONTROL SWITCH LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY LEFT STEERING WHEEL CONTROLS SWITCH LIGHT TELEPHONE SWITCH LOCK OUT IND DRIVER WINDOW SWITCH LOCK OUT SWITCH LOCKOUT SWITCH LOGIC DRIVER DOOR LOCK/WINDOW SWITCH LOGIC DRIVER WINDOW SWITCH LOGIC LEFT REAR WINDOW SWITCH LOGIC PASSENGER WINDOW SWITCH LOGIC RIGHT REAR WINDOW SWITCH MIST OFF INT WIPER SWITCH MOBILE DEVICE SLIDING SUNROOF WIRELESS REAR MOTOR CHARGER WINDOW MODULE SWITCH OFF KEY IN IGNITION SWITCH OFF SWITCH ONSTAR EMERGENCY SWITCH SWITCH ONSTAR SWITCH ONSTAR TELEPHONE EMERGENCY SWITCH SWITCH SWITCH OUTSIDE LEFT REAR REARVIEW DOOR LATCH MIRROR ASSEMBLY SWITCH OUTSIDE REARVIEW MIRROR SWITCH P/N SWITCH PARK BRAKE SWITCH (ON PARK PARK/ NEUTRAL POSITION SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER DOOR LOCK/WINDOW SWITCH PASSENGER HEATED SEAT SWITCH PASSENGER HEATED, COOLED SEAT SWITCH PASSENGER PASSENGER DOOR LOCK/ WINDOW WINDOW SWITCH SWITCH PASSENGER PASSENGER SEAT SEAT LUMBAR ADJUSTER SWITCH SWITCH PASSENGER RIGHT WINDOW REAR SWITCH WINDOW SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BELT SWITCH PASSENGER SEAT BELT BUCKLE PASSENGER SEAT HEATING, COOLING SWITCH PASSENGER SEAT LUMBAR SWITCH PASSENGER WINDOW RIGHT STEERING SWITCH WHEEL CONTROL SWITCH PASSENGER WINDOW SWITCH PASSENGER WINDOW SWITCH PASSENGER DOOR LOCK/ WINDOW SWITCH POSITION SWITCH) PPL PWR WND SWITCH RR DOWN SIGNAL PWR WND SWITCH RR UP SIGNAL R AIR TMP SENS SIG MODE CTRL BLOWER MOTOR CONTROL SWITCH RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH REAR DEFOGGER SWITCH REAR DEFOGGER SWITCH LOGIC REAR PARK ASSIST DISABLE SWITCH RECIRCULATION SWITCH REMOTE FUNCTION ACT SPLY HAZARD SWITCH SIGNAL REMOTE FUNC ACT TRANSMIT SIG RIGHT FRONT WINDOW SWITCH RIGHT REAR WINDOW SWITCH RIGHT STEERING WHEEL CONTROL SWITCH RIGHT STEERING WHEEL CONTROLS SWITCH ROLLOVER PROTECTION DISABLE SWITCH ROOF BEACON SWITCH SEAT SWITCH SELECTOR SWITCH SLIDING REAR WINDOW SWITCH STOP LAMP SWITCH STOP LAMP SWITCH (TOP OF BRAKE SUNROOF SWITCH SWITCH FAN UP VENTILATING TELEPHONE SWITCH TEMPERATURE CONTROL SWITCH TEMPERATURE DOWN SWITCH TOW/ HAUL MODE SWITCH TOW/ HAUL SWITCH TOW/ HAUL SWITCH 1 2 TRACTION CONTROL OFF SWITCH TRACTION CONTROL SWITCH TRAILER BRAKE CONTROL SWITCH TRANSFER CASE SHIFT CONTROL SWITCH TRANSMISSION RANGE SWITCH SIG A TRANSMISSION RANGE SWITCH SIG B TRANSMISSION RANGE SWITCH SIG C TRANSMISSION RANGE SWITCH SIG P TURN SIGNAL/ MULTI-FUNCTION SWITCH UP SWITCH UP SWITCH TEMPERATURE WASHER SWITCH WINDOW LOCK SWITCH WINDOW SWITCH LEFT FRONT WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER WINDSHIELD FLUID WASHER LEVEL PUMP SWITCH

A/C COMPRESSOR SOLENOID VALVE AUTOMATIC TRANSMISSION SHIFT LOCK CONTROL SOLENOID BATT POS OUT CNG CUT-OFF SOL VALVE 2 BRAKE PRESSURE MODULATOR VALVE CONTROL SOLENOID VALVE ASSEMBLY CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY CUT-OFF SOL VALVE 1 EGR VALVE SENS SIG EVAPORATIVE EMISSION VENT SOLENOID VALVE INTAKE AIR VALVE SHIELD EXHAUST GAS RECIRCULATION COOLER BYPASS SOLENOID VALVE INTAKE SOLENOID PC SOLENOID 1 CONTROL PC SOLENOID 2 CONTROL PC SOLENOID 3 CONTROL PC SOLENOID 4 CONTROL PC SOLENOID 5 CONTROL PRESSURE MODULATED MAIN PRESSURE SOLENOID CONTROL SOLENOID VALVE 2 VALVE SHIFT INTERLOCK SOLENOID CNTRL SOLENOID VALVE STARTER ENABLE RLY CTRL DEF VALVE HIGH CTRL LOW REF TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL VALVE HIGH CTRL SOL SPLY VOLT VALVE LOW CTRL SOL LOW SIG LOW REF LOW REF

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 367 368 2099 L AUD+ R AUD+ DRAIN WIRE 1 2 3 4 5 6 6206 2426 2080 LOW REF LOW REF LOW REF PNK WIRE 1 14 11 4 6 PPL PNK ELEM CTRL SPLY VOLT ELEM CTRL ELEM CTRL SPLY VOLT WIRE 2 3 5 6 PNK LOW REF LOW REF LOW REF LOW REF WIRE 3 4 PNK WIRE 5 6 7 8 PNK PNK PPL WIRE 9 2 12 SERIAL DATA PNK WIRE 10 11 PNK SENS SIG WIRE 10 11 PNK WIRE 12 2 PNK WIRE 13 14 15 PNK WIRE 17 6 PNK 12 VOLT SW SIG WIRE 17 18 19 20 21 22 23 24 AMPL- DRAIN WIRE 24 9 8 5 PNK WASHER SW SIG WIPER SW LO SIG LOW REF WIPER SW HI SIG WIRE 372 388 1573 L AUD- R AUD- DRAIN WIRE 2482 2435 LOW REF LOW REF PNK WIRE 5985 439 440 COMPUTER DATA LINES SYSTEM PNK WIRE (INSTRUMENT PANEL HARNESS, PNK WIRE AUTOMATIC PNK DAY/NIGHT MIRROR WIRE BARE DRAIN WIRE GND BLK RED/ WIRE BLK TAN/ WIRE BLK WIRE BLK/ GRY WIRE BLK/ VIO WIRE BLK/ WHT WIRE BLK/ YEL WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/LT GRN GRY/BLU WIRE BLK/LT GRN WIRE BLK/ORG WIRE BLK/PPL WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU DK WIRE BLU LT WIRE BLU WIRE BLU/ YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/DK BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/LT GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CRUISE CONTROL SYSTEM PNK WIRE DISABLE SWITCH DISABLE SW RTN GMLAN SERIAL DATA PNK WIRE DK BLU BLK/ WIRE DK BLU BRN/ WIRE DK BLU WIRE DK BLU/BLK WIRE DK BLU/BRN WIRE DK BLU/GRY WIRE DK BLU/ORG WIRE DK BLU/RED WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN WIRE DK GRN/ WHT WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE DRAIN WIRE DRAIN WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL DRAIN WIRE DVD+ R DVD+ DVD AUD SH R AUX AUD DRAIN WIRE FWD CTRL RWD CTRL ELEMENT CTRL FWD CTRL RWD CTRL PNK PNK WIRE GMLAN DRAIN WIRE DRAIN WIRE RF AUD- LF AUD- RR AUD- LR AUD- GND LF AUD- RF AUD- DRAIN WIRE GREEN LED GREEN LIGHT GREEN LIGHT LIGHT GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/ORG WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY LT GRN WIRE GRY WIRE GRY YEL/ WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/DK BLU WIRE GRY/GRN WIRE GRY/LT GRN WIRE GRY/ORG WIRE GRY/PPL WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE INFRARED- DRAIN WIRE L AUD - R AUD - DRAIN WIRE LOW REF/ DRAIN WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF SPK- RF SPK- LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN LT BLU WIRE LT GRN WIRE LT GRN/ BLK WIRE LT GRN/BLK WIRE LT GRN/BLU WIRE LT GRN/BRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/LT BLU WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE LT GRN/YEL WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/GRY WIRE ORG/LT GRN WIRE ORG/VIO WIRE ORG/WHT WIRE ORG/YEL WIRE PNK 1 2 WIRE PNK 3 4 5 6 WIRE PNK 3 4 WIRE PNK 4 3 2 1 WIRE PNK 4 9 WIRE PNK 6 7 8 9 WIRE PNK 6 7 WIRE PNK 7 8 9 10 11 12 13 14 15 16 WIRE PNK 7 8 WIRE PNK 8 9 WIRE PNK 10 11 12 13 14 15 16 WIRE PNK 11 12 13 WIRE PNK 14 15 WIRE PNK DK PPL WIRE PNK ELEM CTRL WIRE PNK FLD PRESS SW SIG A WIRE PNK IGN 1 VOLT AIR FLOW SENS SIG GENERATOR TURN ON SIG LOW REF WIRE PNK IGN 1 VOLTAGE WIRE PNK IGN WIRE PNK LOW REF LOW REF LOW REF LOW REF WIRE PNK LOW REFERENCE WIRE PNK LT DK WIRE PNK LT WIRE PNK PNK 24 25 WIRE PNK PNK PNK WIRE PNK PNK PPL WIRE PNK PNK WIRE PNK PPL 3 4 5 6 7 8 WIRE PNK PPL 7 8 9 10 11 12 13 14 15 16 AMPL+ WIRE PNK SENS SIG WIRE PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE PNK TRANSMISSIONS SYSTEM COLUMN HARNESS) WIRE PNK VNT CLOSE SIG WIRE PNK WIRE PNK/ WHT WIRE PNK/BLK WIRE PNK/GRN WIRE PNK/WHT WIRE PPL PNK 19 20 WIRE PPL PNK PNK WIRE PPL PNK WIRE PPL/ WHT WIRE PPL/BLK WIRE PPL/GRN WIRE PPL/LT GRN WIRE PPL/WHT WIRE PPL/YEL WIRE RED LED WIRE RED WIRE RED/ BLK WIRE RED/ WHT WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/DK BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RUN WIRE TAN TAN/BLK WIRE TAN WIRE TAN/ BLK WIRE TAN/BLK TAN WIRE TAN/BLK WIRE TAN/BLU WIRE TAN/GRN WIRE TAN/ORG WIRE TAN/RED WIRE TAN/WHT WIRE VIO WIRE VIO/ DK BLU WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/DK BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/ORG WIRE VIO/WHT WIRE VIO/YEL WIRE W/ NON- PNK BUCKET FRONT INDIVIDUAL SEAT WIRE WHT LT GRN/ WIRE WHT PNK/ WIRE WHT RED/ WIRE WHT WIRE WHT YEL/ WIRE WHT/ BLK WIRE WHT/ DK BLU WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/DK BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/LT GRN WIRE WHT/ORG WIRE WHT/PPL WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/DK BLU WIRE YEL/GRY WIRE YEL/LT GRN WIRE YEL/ORG WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

1 1 RF HEAD CURTAIN MOD HI CTRL RF HEAD CURTAIN MOD LO CTRL 1 2 3 4 5 6 7 8 9 10 5-VOLT REF SDA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 AIR TMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 B+ 5-VOLT REF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CUSHION, BACK HEAT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 367 368 L AUD+ R AUD+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD+ R AUD+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PPL DOWN CTRL UP CTRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PPL ELEMENT CTRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ 1 2 3 4 5 6 7 8 9 10 11 12 B+ 1 2 3 4 5 6 7 8 9 10 11 12 BATT POSITIVE VOLT 1 2 3 4 5 6 7 8 B+ GROUND 1 2 3 4 5 6 7 8 PPL RR SNS SIG RR SNS SIG LR SNS SIG SUPPLY LR SNS SIG 1 2 3 4 5 6 GND 1 2 3 4 5 6 VOLTAGE DATA 1 2 3 4 340 201 200 5149 655 5152 514 B+ LF SPK+ RF SPK+ VOICE SIG/ 1 2 3 4 1140 5060 B+ GMLAN 1 2 3 4 B+ LF AUD+ RF AUD+ VOICE SIG/ 1 2 3 4 B+ LF SPK+ RF SPK+ VOICE SIG/ 1 2 3 IGN 1 VOLT ALERT LED CTRL DIMMING CTRL 1 2 4 10 5 7 RETRACT CTRL EXTEND CTRL SENS SIG LOW REF SENS SIG 1 2 DR LCK CTRL DR LCK CTRL 2 1 3 2 6 12-VOLT REF LO SERIAL DATA HI SERIAL DATA GROUND 1 3 4 B+ SNS SIG SNS SIG 1 3 B+ B+ 1 4 5 6 3 GND GND B+ B+ 1 4 5 6 GND GND B+ B+ 1 8 B+ LOW REF LO SPD DATA 2 1 FM ANT FM ANT 2 3 4 GMLAN 2 3 6.6L EXCEPT 6.6L 2 3 LO SERIAL DATA HI SERIAL DATA 2 4 3 1 SERIAL DATA 12-VOLT SERIAL DATA LOW REF 2 6 1 3 7 POSITION CTRL MTR COMM POSITION CTRL LOW REF SPLY VOLT 2 6 1 7 3 9 4 POSITION CTRL MTR COMM POSITION CTRL SPLY VOLT LOW REF 2 10 B+ SERIAL DATA 2 HI 2 OF 5) 2 OR MORE OF W/ ONSTAR, 2-HI IND 3 1 18 9 BATT POS VOLT BATT POS VOLT CARGO LPSW SIG DIMMER SW SIG 3 2 1 4 9 6 5 5-VOLT REF SDA 3 2 1 IGN 3 2 1 IMMOBILIZER SPLY VOLT LIN BUS 11 IMMOBILIZER RETURN 3 2 6 11 LED SIG LED SIG VOLT SIG 3 8 DIM CNTRL PRK LP SIG 3 10 B+ GMLAN 4 1 3 2 TEMP SIG TEMP SIG TEMP SIG TEMP SIG 4 2 1 ACTR SPLY VOLT ACTR TRANSMIT SIG ACTR RTN 4 6 B+ GND 4 6 BATT POS VOLT GND 4 HI 4 LO 4 LO IND CTRL RUN/CRANK IGN 1 VOLT 4 SPEED 6 SPEED A/T A/T 4 SPEED A/T 6 SPEED A/T 4 SPEED A/T W/ ACCESSORY STEERING WHEEL, AUTOMATIC ELECTRONIC CRUISE CONTROL 4-HI IND 4-LO IND 4.3L 5 4 13 9 LOW REF LF OPEN SIG LF AJAR SIG LO SPD DATA 5 6 PPL 5 8 PPL 5 13 9 LOW REF SW SIG SER DATA 5 VOLT REF 5 VOLT REF 3 5 VOLT REF 5 VOLT REF 5 VOLT REFERENCE LOW REF 5 VOLT REFERENCE REAR AIR TEMP DOOR CTRL REAR DEFOG RLY CTRL 5-VOLT OUT 5-VOLT OUTPUT 5-VOLT REF 1 5-VOLT REF 1 5-VOLT REF 1 5-VOLT REF 4 LOW REF 5-VOLT REF SIG 5-VOLT REF VEHICLE SPEED SIGNAL CAN BUS HIGH SERIAL DATA 5-VOLT REFERENCE 1 5.3L, 6.2L 6 4 GND B+ 6 4 GND BATT POS VOLT 6 6 RT HIGH CTRL RT LOW CTRL 6 12 13 14 1563 1566 1565 1561 2 HI 4 HI 4 LO AWD 6 SPEED A/T 6.0L 6.0L 6.6L 6.0L VIN G 6.6L 6.0L VIN B 6.6L 4.8L, 5.3L, 6.2L 6.6L 6.0L 6.6L CHEVROLET GMC 7 3 SUPPLY VOLT LOW REF 7 9 6 LCK CNTRL UNLCK CNTRL UNLCK CNTRL 194 5921 7 9 LCK CNTRL UNLCK CNTRL 7 13 STP LP SW SIG 5 VOLT SIG 7-8, 13-14) 8 9 SERIAL DATA + SERIAL DATA - 9 4 5 7 8 GMLAN SW SIG LOW REF LCK CNTRL PPL UNLCK CNTRL 9 5 4 13 SER DATA LOW REF SW SIG SW SIG 9 5 13 LO SPD DATA LOW REF RF AJAR SIG 9 7 8 GMLAN LCK CNTRL UNLCK CNTRL UNLOCK 9 8 17 DATA + DATA - SPLY VOLT 9 10 PPL FWD CTRL RWD CTRL 9 12 PPL 9 18 245 244 UNLCK SIG LCK SIG 9 41 OIL LVL SIG LO REF 10 9 LINEAR INTERCONNECT NETWORK BUS 3 LINEAR INTERCONNECT NETWORK BUS 2 10 11 12 13 14 15 16 ACCY WAKEUP SRL DATA 10 11 12 13 14 15 16 PPL 10 11 13 14 DATA BUS + DATA BUS - DATA BUS - DATA BUS + 10 20 8 LF DR SW DR DOOR RF DR SW 11 2 LH ST SIG RH ST SIG 11 12 781 780 UNLCK SIG LCK SIG 12 13 12-VOLT REF BRAKE SW SIG PARK BRAKE SW SIG PPL 12 13 14 15 PPL 12 VOLT REF 12-VOLT REF 12-VOLT REF LR SIG WHEEL SPD SENS 12-VOLT REF LF WHEEL SPD SENS SIG 12-VOLT REF RF WHEEL SPD SENS SIG GROUND 13 7 5 VPLT REF DIMMER SW LO REF 13 14 15 3 STP LP SW SIG SENS LO REF 5 VOLT REF BATT POSITIVE VOLT 13 14 15 16 17 PPL 13 14 15 BPP SENS SIG LOW REF 14 13 15 LOW REF STP CP SW SIG 5 VOLT REF 14 15 RIGHT REAR DOOR AJAR SW LEFT REAR DOOR AJAR SW 14 15 RR AJAR SW LR AJAR SW 14 25 RF DR AJAR SW SIG LF DR AJAR SW SIG 15 7 WASHER RLY CTRL MTR PARK SW SIG 15 14 LR DR SW RR DR SW 15 16 17 18 19 PPL 16 5 SER DATA RWD SIG 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 GND 16 15 19 HZ SW R TRN HZ SW L TRN HZ SW 16 17 DATA BUS+ DATA BUS- 16 31 39 24 FUEL LVL SIG LO REF 17 12 8 11 HDLP OFF HDLP ON PRK LMP AMB LGHT 18 25 COURTESY LP SPLY VOLT PPL DEFEAT SW 18 25 HDLP DIM SW SIG FLASH TO PASS 18 29 26 66 ACCESSORY WAKEUP SERIAL DATA 19 6 ACCESSORY WAKEUP SERIAL DATA 19 14 69 71 RLY SPD SIG 21 22 23 24 25 26 27 12-VOLT REF LF WHEEL SPD SENS SIG 22 14 TRAILER BRAKE ENABLE SIGNAL ACC WAKEUP SER DATA 23 8 20 INTRUS SIG RF DR AJR SW DR KEY SW 23 11 DRL RLY FOG LMP RLY 24 2 1 5 RLY CTRL SPLY VOLT SPLY VOLT SPLY VOLT 24 12 HAZARD SW RT TURN SIG HAZARD SW LT TURN SIG 25 15 LF DR AJAR SW SIG SECURITY LCK SW SIG 35 36 37 38 SERIAL DATA 38 5 15 LOW REF BRK APPLY SENS SPLY SUPPLY VOLT 39 40 HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - 40 24 30 46 LOW REF ECT SENS SIG 42 26 54 22 58 38 LOW REF BRK APPLY SENS SPLY SUPPLY VOLT 46 66 42 61 55 SER DATA BUS- SER DATA BUS+ 58 28 FUEL LVL SIG LO REF 66 46 DATA BUS + DATA BUS - 116 115 659 LR AUD- RR AUD- LOW REF 193 735 1050 DEFOGGER SYSTEM 199 46 658 LR AUD+ RR AUD+ VOICE SIG 599 546 658 LR AUD+ RR AUD+ VOICE SIG 659 658 LOW REF TELEPHONE VOICE SIG 821 822 6354 TRANSMISSIONS SYSTEM 1066 1065 5286 UP SW SIG FWD SW SIG FWD SIG 1067 1064 DOWN SW SIG RWD SW SIG 1271 3202 5991 LOW REF LOW REF PWTN RLY CTRL 1518 1519 1522 1269 RR VERT UP SW FRT VERT UP SW HORZ FWD SIG RECLN FWD SIG 1553 1552 1342 550 MTR CTRL B MTR CTRL A BATT + GND 1560 1563 NEUTRAL IND CTRL 2 HI IND CTRL 1639 5060 COMPUTER DATA LINES SYSTEM 1695 2501 2500 239 AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT 1786 5985 TRANSMISSIONS SYSTEM COMPUTER DATA LINES SYSTEM 6049 3108 1851 5060 COMPUTER DATA LINES SYSTEM 1999 1946 659 LR AUD- RR AUD- LOW REF 2365 2931 6288 419 2927 2366 507 COOLING FANS SYSTEM 2378 2377 2376 2374 2375 PPL 2500 1272 2760 COMPUTER DATA LINES SYSTEM PPL 2500 2500 COMPUTER DATA LINES SYSTEM 2500 2501 522 COMPUTER DATA LINES SYSTEM 2500 2501 COMPUTER DATA LINES 2500 2501 COMPUTER DATA LINES SYSTEM 2501 2500 976 COMPUTER DATA LINES SYSTEM 2501 2500 1164 1161 1271 COMPUTER DATA LINES SYSTEM 2501 2500 7474 GMLAN BUS - GMLAN BUS + INCRMT ENCODER SIG 2501 2500 COMPUTER DATA LINES 2501 2500 COMPUTER DATA LINES SYSTEM 2501 2501 COMPUTER DATA LINES SYSTEM 2550 512 511 546 599 7066 340 GND RF AUD+ LF AUD+ RR AUD+ LR AUD+ REM SIG 5060 2011 2099 1546 1947 1946 1999 COMPUTER DATA LINES SYSTEM 5060 2751 2555 COMPUTER DATA LINES SYSTEM 5060 6817 6816 COMPUTER DATA LINES SYSTEM 5360 5361 BRK APPLY SENS LO REF 5985 2500 2501 COMPUTER DATA LINES SYSTEM 5985 5986 22 23 ACC WAKEUP SER DATA SER DATA COMM ENABLE 6086 974 29 8 IND CTRL LOW REF PPL 7493 2500 440 5991 2364 23 6141 6399 1439 COMPUTER DATA LINES SYSTEM 7532 5060 NETWORK BUS 10 GMLAN SERIAL DATA 8600 GVM W/ ACTIVE BRAKE CONTROL 8600 GVW W/O ACTIVE BRAKE CONTROL "B" PILLAR) (4.3L: ON FRONT OF RIGHT (129.5 CM FROM (BLUNT (CHASSIS HARNESS, 7 CM (EXCEPT 4.3L: TOP REAR (HEATED SEAT BODY HARNESS, 5 CM INTO (IN BODY HARNESS, 22 CM (IN CAMPER HARNESS, (IN CAMPER HARNESS, 109.5 CM FROM (IN CAMPER HARNESS, 161 CM (IN CAMPER HARNESS, 205 CM FROM (IN CAMPER HARNESS, 232.5 CM FROM (IN CHASSIS HARNESS, 15 CM (IN DRIVER SEAT HARNESS, (IN DRIVER SEAT HARNESS, 5 CM (IN DRIVER SEAT HARNESS, 5 CM FROM (IN DRIVER SEAT HARNESS, 6 CM (IN DRIVER SEAT HARNESS, 6 CM FROM (IN DRIVER SEAT JUMPER HARNESS, (IN DRIVER SEAT JUMPER HARNESS, 5 (IN DRIVER SEAT JUMPER HARNESS, 5 CM IN (IN DRIVER SEAT JUMPER HARNESS, 10 CM INTO (IN INSTRUMENT PANEL HARNESS, 19 CM AFTER RADIO (IN LEFT FRONT DOOR HARNESS, (IN OVERHEAD CONSOLE HARNESS, 4 CM FROM (IN OVERHEAD CONSOLE HARNESS, 5 CM FROM (IN PASSENGER SEAT HARNESS, 5 CM (IN PASSENGER SEAT HARNESS, 20 CM FROM (IN PASSENGER SEAT HARNESS, 26 CM FROM (IN RIGHT HEADLAMP HARNESS, (IN STEERING (IN STEERING WHEEL HARNESS, 4 CM FROM INFLATABLE RESTRAINT STEERING WHEEL (IN STEERING WHEEL HARNESS, 9 CM FROM INFLATABLE RESTRAINT STEERING (IN STEERING WHEEL HARNESS, 9 CM FROM INFLATABLE RESTRAINT STEERING WHEEL (IN STEERING WHEEL HARNESS, 9 CM FROM INFLATABLE RESTRAINT STEERING WHEEL MODULE (INSTRUMENT PANEL HARNESS, 6.5 CM FROM (INSTRUMENT PANEL HARNESS, 10 CM (LEFT FRONT LOWER SIDE OF (NOT (ON RIGHT FRONT CORNER OF (UNDER VEHICLE AT DRIVER DOOR (UNDER VEHICLE AT DRIVER DOOR ON BODY MOUNT (UPPER LEFT CORNER OF (W/O HEATED SEATS: IN PASSENGER SEAT HARNESS, 5 CM FROM A/C CLUTCH A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH (ON FRONT A/C COMPRESSOR CLUTCH RELY CTRL A/C IND A/C ON A/C PRESS SENS 5 VOLT REF 1 A/C REFRIGERANT PRESS SENS LO REF A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENS SIG A/T M/T ABS IND. ACC V ACC VOLT ACC WAKEUP SERIAL DATA ACC WAKEUP SRL DATA ACCES- SORY VOLTAGE ACCESSORY DC/AC PANEL 2 POWER ACCESSORY INVERTER POWER MODULE RECEPTACLE ACCESSORY DC/AC POWER INVERTER MODULE ACCESSORY VOLTAGE ACCESSORY WAKEUP ACCESSORY WAKEUP SERIAL DATA ACCY WAKEUP SRL DATA ACT CTRL CLOSE ACT CTRL OPEN ACTIVE 2 SPEED ACTR RECEIVE SIG ADAP CRUISE CTRL UP DWN SW SIG ADJUSTABLE PEDALS CIRCUIT AIR BAG IND AIR BAG OFF IND AIR BAG ON IND AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM STARTING/CHARGING SYSTEM AIR TEMP DOOR CONTROL AIR TEMP DOOR CONTROL AIR TEMP DOOR POSITION SIG AIR TEMP RF SUNLD AIR TEMP SENS SIG AJAR SW SIG ALERT LED CTRL GMLAN SERIAL DATA ALLISON TRANSMISSION 6 SPEED A/T ALTERNATIVE FUEL ENABLE RLY ALTERNATIVE FUEL INJ 1 CTRL ALTERNATIVE FUEL INJ 2 CTRL ALTERNATIVE FUEL INJ 3 CTRL ALTERNATIVE FUEL INJ 4 CTRL ALTERNATIVE FUEL INJ 5 CTRL ALTERNATIVE FUEL INJ 6 CTRL ALTERNATIVE FUEL INJ 7 CTRL ALTERNATIVE FUEL INJ 8 CTRL ALTERNATIVE FUEL INJ GROUND ALTERNATIVE FUEL LOW ALARM AM/FM ANT SIG AMB AIR TMP GMLAN L AMBIENT LT SENS SIG HEADLAMP SW HEADLAMP ON SIG AMBT AIR TEMP SNSR SIG AMP CTRL GND AMPL CNTRL AMPLF+ ANT B+ ANTI-THEFT SYSTEM APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL APP SEN 2 SIG LOW REF VSS LO SIG VSS HI SIG PPL APP SENS 1 SIG INLET PRESS SENS SIG A/C SENS SIG LOW REF FP RLY CTRL APP SENS 2 SIG MAF SENS SIG APP SIG 1 5 VOLT REF 5 VOLT REF AUD LOW REF AUD SIG AUDIO SIG + AUDIO/ VIDEO INPUT ADAPTER AUDIO/VIDEO ADAPTER AUDIO/VIDEO INPUT ADAPTER AUTO A/C AUTOMATIC A/C AUTOMATIC A/C MANUAL A/C 8 3 AUTOMATIC A/C MANUAL A/C 15 10 AUTOMATIC DAY/NIGHT MIRROR AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION SHIFT LEVER AUX VID HI AUXILIARY AUDIO AUXILIARY AUDIO INPUT AUXILIARY AUDIO INPUT RADIO AUXILIARY VIDEO HI SIG AUXILIARY VIDEO LO SIG AWD IND CTRL NEUTRAL IND CTRL 2 HI IND CTRL AXLE ACTR CTRL AXLE SW SIG B+ DIC SW SIG B+ LOW REF LO SPD DATA B+ RLY ENABLE B+ SNS SIG SNS SIG B+ VOLT B+ VOLT GND GMLAN BACK ELE SPLY VOLT SEAT ELE SPLY VOLT ELE SUPPLY VOLTAGE SEAT ELE SPLY VOLT BACK HEAT BACK IND BACK LIGHT IND BACK SEAT IND CUSHION/ BACK SW BACK SW BACKUP ALARM BACKUP LAMPS CIRCUIT BAR SHORTING BARE BARE BAT POS VOLT BATT + BATT GND BATT POS CNG SW 12 BATT POS VOL BATT POS VOLT BATT POSITIVE VOLT BATT+ VOLT BCK, CUSH BCK/UP RLY BCK/UP SIG BEHIND STEERING WHEEL) BELT IND BK AM/FM ANT SIG BK COAX BK USB BK USB CABLE BLOWER MTR BLOWER MTR SPD CTRL BLUNT CUT) BPP SENS LO REF BPP SENS SIG BRAKE APPLY SNSR SIG BRAKE APPLY SNSR SPLY VOLT BRAKE CONTROL, 10 SERIES BRAKE ESC ESC OFF IND IND IND IND BRAKE IND BRAKE PEDAL ASSEMBLY) BRAKE PRESSURE MODULATOR BRAKE VACUUM SNSR LOW REF BATT POSITIVE VOLT BRAKES, HEADLIGHTS SYSTEMS BREAKOUT) BREAKOUT) W/ NON-BUCKET FRONT INDIVIDUAL SEAT BRK APPL SENS SIG BRK APPL SPL VOLT BRK FLUID LVL BRK SPLY SIG BRK SW CTRL BUS 12 CAC TEMP SENS SIG CAMPER TRAILER BLUNT CUTS CAN BUS HI SERIAL DATA CAN BUS LOW SERIAL DATA CAN BUS HIGH SERIAL DATA GROUND CENTER CENTER SEAT CONSOLE ACCESSORY ACCESSORY POWER POWER OUTLET OUTLET CENTER CONSOLE 1 ACCESSORY POWER RECEPTACLE CENTER CONSOLE 2 ACCESSORY POWER RECEPTACLE CENTER CONSOLE ACCESSORY POWER OUTLET CENTER CONSOLE COMPARTMENT ACCESSORY POWER OUTLET CENTER CONSOLE COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER CONTROL COMPARTMENT ACCESSORY POWER RECEPTACLE CENTER HIGH CENTER HIGH MOUNTED CENTER SEAT ACCESSORY POWER RECEPTACLE CHARGE IND CHARGE IND CTRL CHARGE IND SIG CHARGING CIRCUIT CHD LCK IND CHILD SECURITY LCK RLY CTRL CHIME MODULE CKP SENS SIG CMBD VHCE IN SNSR SPLY VOLT BRAKE FLUID LEVEL SNSR SIGL CMP SENS SIG CMP SENS SIG OIL PRESS SIG CMP SENS SIG PRESS SENS SIG CNG INJ GROUND CNG SW 12 VOLT SIG CNG SW 12 VOLT SIGNAL CNG TANK CUT-OFF 2 CTRL CNG TANK LOC 1 OFF CTRL CNG TANK PRESS INPUT CNG TANK TEMP OUT CNG TANK TEMP SENS SIG CNG TANK TEMPERATURE INPUT CNTRL 1 CNTRL 2 CNTRL 4 COAX ANT COAX BK COAX COAX COLLISION ALERT INDICATORS COLNT LVL COLNT LVL GROUND LOW REF COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE, W/ LUXURY COMM DATA COMM ENABLE SERIAL DATA COMMON SIG COMMUNICATION ENABLE COMPT) COMPT, NEAR FAN SHROUD) COMPUTER 5985 2500 2501 2139 2501 2500 DATA LINES SYSTEM COMPUTER COMPUTER DATA LINES DATA LINES SYSTEM SYSTEM COMPUTER DATA COMPUTER DATA HIGH SPD DATA BUS - LINES SYSTEM COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 439 492 25 1272 COMPUTER DATA LINES SYSTEM 1553 1552 1342 550 COMPUTER DATA LINES SYSTEM 5991 5290 COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM COMPUTER DATA LINES SYSTEM ELECTROCHROMIC COMPUTER DATA LINES SYSTEM GMLAN COMPUTER DATA LINES SYSTEM HIGH SPD DATA BUS - COMPUTER DATALINES SYSTEM CONSOLE COMPARTMENT ACCESSORY POWER OUTLET CONVENIENCE PACKAGE COOL IND COOLANT TEMP INPUT COOLANT TEMPERATURE GAUGE COOLING FANS SYSTEM COURTESY LAMPS CTRL COURTESY LP SPLY VOLT COURTESY LP 18 25 SPLY VOLT PPL DEFEAT SW COURTESY LP SW SIG INTR LP DEFEAT SW SIG LIGHTING CTRL 2 GND CREW CAB CREW CAB 10 CM CREW CAB W/ CHILD PRESENCE DETECTOR CREW CAB W/ INDIVIDUAL FRONT SEAT CREW CAB W/ PERFORMANCE EXHANCED AUDIO, FRONT COMPARTMENT CONSOLE CREW CAB/ EXTENDED CAB W/ PERFORMANCE ENHANCED AUDIO, FRONT COMPARTMENT CONSOLE CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM CRUISE CONTROL SYSTEM W/O AUTOMATIC CRUISE CONTROL W/ AUTOMATIC CRUISE CONTROL CRUISE CONTROL, SEATS SYSTEMS CRUISE CTRL IND DIM SIG CRUISE CTRL SET/COAST/ RES/ACC SW SIG CRUISE IND CRUISE/ETC/TCC BRAKE SIGNAL CRUISE/ETC/TCC/BRAKE SIG CTRL CYL 2 CTRL CYL 3 CTRL CYL 5 CTRL CYL 8 CTRL ON IND CURRENT SENS LOW REF CURRENT SENS SIG CURRENT SENS CURRENT SPLY CUSHION TEMP SEAT BACK TEMP BACK HEAT CUSHION, BACK CUSHION, BACK IND CUSHION/BACK IND PPL CUSHION/BACK SW CUT SHIELD) CUT) CYLINDER 1 CYLINDER 2 CYLINDER 3 CYLINDER 4 CYLINDER 5 CYLINDER 6 DASH) DATA BUS - DATA LINES SYSTEM DATA OUT SIGNAL DATA SERIAL DATA SERIAL B+ DEF SW DEFOGGER SYSTEM DFI VOLT CTRL CYL 4 DFI VOLT CTRL CYL 6 DFI VOLT CTRL CYL 7 DFI VOLT CTRL CYL 8 DFRST VAL FRH AIR BLWR SPD FRESH AIR DIESEL GAS DIESEL, W/ 31 SERIES, W/O REAR AUXILIARY FUEL TANK DIGITAL AUDIO SYSTEM DIGITAL AUDIO SYSTEM W/ S-BAND, TRAFFIC DIGITAL AUDIO SYSTEM DIGITAL RADIO, REAR SEAT, DIM SIG DIMMER SW LOW REF DIRTN SIG DISTRIBUTION SYSTEM DISTRIBUTION SYSTEM POWER DOME SW DOME/ READING LAMPS DOOR AJAR IND DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM INSTRUMENT CLUSTER SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DOWN L/R SELECT DOWN SIG DRIVER CUSHION SEAT BLOWER ASSEMBLY DRIVER DOOR LATCH DRIVER DOOR LATCH ASSEMBLY (IN REAR OF DRIVER DRIVER INFORMATION CENTER DISPLAT DRIVER INFORMATION CENTER DISPLAY DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR GLASS DRIVER PASSENGER OFF DRIVER SEAT 2 DRIVER SEAT 2 CIRCUIT DRIVER SEAT 2 CIRCUIT BREAKER DRIVER SEAT BELT ANCHOR PRETENSIONER DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT PRETENSIONER (ON LEFT DRIVER SEAT BELT RETRACTOR PRETENSIONER DRIVER SEAT SIDE AIR BAG DRIVER'S MEMORY SEAT CIRCUIT DRIVER'S SEAT DRV HEAT COOL CTRL DRV HEAT COOL SW SIG DRV HEAT HI TEMP CTRL DRV HEAT LO TEMP CTRL DRV HEAT MID TEMP CTRL DRV SEAT BACK CTRL DRV ST BCK, CSH CTRL DRVR DOOR KEY SW SIG DVD COMM EARLY PRODUCTION EARPHONE JACKS RADIO CONTROL ECT SENS SIG EGRT SENS 1 SPLY VOLT EGRV MTR HIGH SIG EGRV MTR LOW SIG EGT SENS 1 SIG ELECTRIC SHIFT ELECTRIC SHIFT, ACTIVE 2 SPEED ELECTROCHROMIC MIRROR CIRCUIT ELECTRONIC COMPASS MODULE ELEMENT CTRL ENABLE SIG ENABLE SIG ENTERTAINMENT REMOTE END OF DASH) ENG COOLANT TEMP SENS SIG EVAP CTRL EVAP VENT SOL CTRL EXCEPT 4.3L 4.3L EXCEPT 6.0L EXCEPT 6.6L 6.6L EXCEPT 6.6L 6.6L W/O 10 SERIES EXCEPT 6.6L 6.6L W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC 2 3 4 5 EXCEPT 10 SERIES EXCEPT 10 SERIES 10 SERIES EXCEPT CREW CAB EXCEPT DIESEL EXCEPT HYBRID HYBRID EXCEPT LUXURY EXCEPT REGULAR CAB EXCEPT REGULAR REGULAR CAB CAB EXHAUST BRK SW SIG EXP PTO/SEO EXPRESS B+ VOLT EXPRESS OPEN EXPRESS SIG F CENTR SPK- FAN DN FAN UP FLD PRESS SW SIG 4 TCC PCS LOW CTRL FLD PRESS SW SIG B TURBINE SPEED SW SIG FLD PRESS SW SIG C LOW REF FOG LP SW FRAME POST) FRESH AIR FRNT DFG FROM SPLICE FRONT DOME/READING LAMPS FRONT DOOR) FRONT OVERHEAD CONSOLE LEFT DOME/ READING LAMPS FRONT OVERHEAD CONSOLE RIGHT DOME/ READING LAMPS FRONT PASSENGER/CHILD PRESENCE DETECTOR FRT DEF A/C IND FSH AIR FUEL FUEL INJECTOR INJECTOR FUEL GAUGE FUEL GAUGE IND FUEL INJ 1 CTRL FUEL INJ 2 CTRL FUEL INJ 3 CTRL FUEL INJ 4 CTRL FUEL INJ 5 CTRL FUEL INJ 6 CTRL FUEL INJECTOR FUEL INJECTOR 3 FUEL INJECTOR 5 FUEL LEVEL SENS SIG FUEL LEVEL SENS SIG SENS LOW REF FUEL LVL SIG FUEL PRESSURE INPUT FUEL RAIL PRESS SEN SIG FUEL TANK SIG FUEL TEMP 1 SIG FUEL TEMP SIG FUSIBLE LINK 1 (14 GA- FUSIBLE LINK 2 (14 GA- FUSIBLE LINK 3 FWD CTRL RWD CTRL ELEMENT CTRL UP CTRL DOWN CTRL SPLY VOLT UP CTRL DOWN CTRL GARAGE DOOR OPENER GAS DIESEL GASOLINE DIESEL GEN SIG GM LAN SERIAL DATA GMC/ CHEVROLET GMLAN - GMLAN + GMLAN - GMLAN + LOW REF RLY FEEDBACK GMLAN BUS- GMLAN DATA BUS- GMLAN GMLAN GMLAN SERIAL SERIAL GMLAN GND DISABLE SIG GMLAN L GMLAN SERIAL DATA GMLAN SERIAL DATA - 1 GMLAN SERIAL DATA BUS + GMLAN SERIAL DATA REF BUS + GMLAN SERIAL HI SPD GMLAN SERIAL SERIAL DATA DATA DATA DATA BUS - BUS + BUS + BUS - GND B+ B+ GND B+ PC SOL VLV HI CTRL GND IGN GND SIG GND SOL HIGH SIG GRD GRD GROUND DISTRIBUTION GROUND DISTRIBUTION SYSTEM GROUND IGN 3 REAR DEFOG HARNESS, BETWEEN HEAD OFF AUTO PARK HEAD PARK AUTO HEAD PARK AUTO OFF HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEATED OXYGEN HEATED SEAT CUSHION ELEMENT HEATED SEATS HEATED STEERING WHEEL HEATED STEERING WHEEL IND HI BEAM RLY HI IND HI LO OFF INT HI SPD COOLING FAN RLY CTRL HI SPD GMLAN HI SPD GMLAN SER DATA - HI SPD GMLAN SER DATA BUS- HI SPD GMLAN SERIAL DATA HI SPD GMLAN SERIAL DATA BUS + HI SPD SERIAL DATA - HI SPD SERIAL DATA + LOW REF HI SPD SERIAL DATA - HI SPD SERIAL DATA + LOW REFERENCE HI-BEAM IND HIGH BEAM IND HIGH IND HIGH SPEED BUS - HIGH SPEED BUS TERMINATING HIGH SPEED GMLAN SERIAL DATA BUS + HOOD AJAR SW SIG HORNS SYSTEM HORNS SYSTEM SEATS SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES LT DR CIRCUIT BREAKER HTR CTRL HUMAN AUDIO/ INTERFACE VIDEO CONTROL INPUT MODULE ADAPTER HUMIDITY SENS SIG TAC MTR CTRL HUMMUDITY SEN SIG HVAC CONTROLS HVAC MODULE HVAC RADIO CONTROLS CONTROLS HVAC/AUX HVAC IGN HYBRID EXCEPT HYBRID I/P 2 ACCESSORY POWER OUTLET IAH COMM 1 IAH COMM 2 IAH CURRENT SIG IAH DIG SIG IAH FDBK SIG IAH HEART BEAT SIG IAH SW ON/OFF SIG IAH TEMP SIG IAH VOLT FEEDBACK SIG IAH VOLT SIG IAT SENS SIG IC 1 CTRL IC 2 CTRL IC 2 CTRL IC 6 CTRL IC 3 CTRL CKP SENS SIG IC 3 CTRL IC 4 CTRL IC 7 CTRL IC 5 CTRL LOW REF 5-VOLT REF 2 IG 3 VOLT CRUISE CTRL SW SIG 5 VOLT REF WIPER SW HI SIG STEER WHL CTRL SW SIG IGN 1 IGN 1 GMLAN SERIAL IGN 1 VOLT IGN 3 IGN 3 VOLT IGN 3 VOLTAGE 12 VOLT REF HOOD CLOSED SW SIG PARK BRAKE SW SIG IGN B+ IGN CONTROL 4 IGN GND IGN LED CNTRL SW SIG VOLT REF SNS SIG WHL CNTRL GND IGN VOLT IGNITION 1 VOLT LOW REF IGNITION COILS 4, 2) ILL IND ILL IND LOGIC ILLUMI- NATION IMS GROUND INADVERTENT POWER CONTROL INADVERTENT PWR CTRL IND DIM IND DIMMING CTRL INFLATABLE RESTRAINT SENSING, DIAGNOSTIC INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFLATABLE SEAT RESTRAINT MEMORY CONTROL SENSING, MODULE DIAGNOSTIC MODULE INFO DISPLAY MODULE INFO DISPLAY MODULE RADIO/HVAC DISPLAY CONTROLS INFORMATION VEHICLE INFRARED REF INFRARED TRANSMITTER INFRARED V INJ HIGH CTRL A/C CLUTCH RLY CTRL LOW REF LOW REF INJECTOR 1 CTRL INJECTOR 2 CTRL INJECTOR 3 CTRL INJECTOR 4 CTRL INJECTOR 5 CTRL INJECTOR 6 CTRL INJECTOR 7 CTRL INJECTOR 8 CTRL INSIDE AIR TEMP SENS SIG INSIDE REARVIEW MIRROR INSTRUMENT BODY CONTROL PANEL MODULE JUNCTION BLOCK INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INSTRUMENT ILLUMINATION CIRCUIT INSTRUMENT INSTRUMENT PANEL 1 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL 1 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL 2 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL 3 ACCESSORY POWER RECEPTACLE INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL JUNCTION INSTRUMENT PANEL JUNCTION BLOCK INTAKE SENS 1 INTERCONNECT NETWORK BUS INTR LP CTRL INTRUSION SENS ARMED SIG INVERTER CTRL ISS/OSS SUPPLY VOLTAGE KEYPAD SIG KNOCK SENS 1 SIG KNOCK SENS 2 SIG KS 1 SIG KS 2 SIG L AUD SIG L AUX AUDIO L DVD+ L INFRARED L SUBWFR - L/R SELECT SW PWR LANE DEPARTURE WARNING DISABLE SW SIG LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING IND CTRL LATCH ASSEMBLY LATE PRODUCTION LED AMBIENT LIGHTING CTRL 1 LED DISABLE LED GND SIG LED LED GND SIG SIG LED LED GND SIG SIG LOGIC LED SIG LED SIG LOGIC LEFT AUXILIARY AUDIO SIG 1 LEFT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP LEFT MULTI-FUNCTION LOW LED CONTROL BEAM MODULE HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT HIGH LEFT LOW BEAM BEAM HEADLAMP HEADLAMP LEFT I/P JUNCTION BLOCK LEFT I/P JUNCTION BLOCK (LOWER LEFT LEFT INSTRUMENT LEFT INSTRUMENT PANEL JUNCTION BLOCK LEFT LOW BEAM HEADLAMP LEFT ROOF RAIL AIR BAG LEFT SEAT BELT SW LEFT SUNSHADE MIRROR LEFT TEMP CONTROL LEFT TURN LEFT TURN IND LESS THAN 8600 GVM LF AJAR SW LF AUD + LF DOOR AJAR SW SIG LF DOWN CTRL LF DR AJAR LF DR AJAR SW SIG LF DR AJAR SW SIG DR DOOR RF DR AJAR 10 20 8 14 15 LF SPK - LF SPK- RF SPK- LF SUNLD L AIR TMP R AIR TMP LF UP CTRL LF WHEEL SPD SENS SIG LH SEAT SIG LIN BUS 3 LIN BUS 4 LIN BUS 11 LINE HTR CTRL LINEAR INTERCONNECT LINEAR INTERCONNECT NETWORK BUS LINEAR INTERCONNECT NETWORK BUS 2 LINEAR INTERCONNECT NETWORK BUS 3 LINEAR INTERCONNECT NETWORK BUS 4 LINEAR INTERCONNECT NETWORK BUS 5 LINEAR INTERCONNECT NETWORK BUS 8 LINEAR INTERCONNECT NETWORK BUS 9 LINEAR INTERCONNECT NETWORK BUS 10 LINEAR INTERCONNECT NETWORK BUS 11 LINEAR INTERCONNECT NETWORK BUS 12 LINER INTERCONNECT BUS LINES SYSTEM LK MTR STS LK SW SIG IND DIM CNT LO BEAM RLY LO BUS LO IND LO REF LO REF RECIRC LO SPD GMLAN LO SPD GMLAN SER DATA LO SPD GMLAN SERIAL DATA LO SPD SERIAL DATA LO-SPEED SERIAL DATA LOCKOUT IND LOCKOUT RR CTRL LOCKOUT SIG LOGIC 4 6 B+ GND LOGIC B+ LOGIC B+ DOWN LOGIC B+ GND LOGIC IND CTRL LOGIC INSTRUMENT CLUSTER LOGIC SIGNAL LOW HEAT IND HIGH HEAT IND LOW HEAT IND HIGH HEAT IND LOW SPEED GMLAN LOW IND LOW OIL IND LOW OIL PRESSURE IND LOW REF LOW REF 12-VOLT REF LOW REF BPP SENS SIG GND LOW REF LOW REF LOW REF SEAT BELT SENS SIG LOW REF TELEPHONE VOICE SIG LOW REF TOR IN 1 SCL LOW REF WIPER SW LOW SIG LOW REFERENCE LOW SIG LOW SPD GMLAN SER DATA LOW SPEED LOW SPEED 10 3 5 SERIAL DATA B+ GND LOW SPEED GMLAN SERIAL DATA LOW SPEED SERIAL DATA LOW TIRE PRESSURE IND LOW WASHER FLUID IND SERIAL CTRL DATA LOWER LEFT AIR TEMP SENS SIG LOWER RIGHT AIR TEMP SENS SIG LR AUD + LR AUD + RR AUD + VOICE SIG LR AUD - RR AUD - LOW REF LR AUD- LR AUD- LR AUD- RR AUD- LR DOWN CTRL LR DOWN CTRL SIG LR DOWN SIG LR DR LR DR AJAR SW SIG LR SEAT AUDIO HEADPHONE SIG LR STOP DRL SPLY VOLT LR UP CTRL LR UP SIG LT DR CIRCUIT BREAKER LT TRAILER TURN SIG LMP MANUAL A/C MANUAL A/C AUTOMATIC A/C MAP SENS SIG MAP SENS SIG 5 VOLT REF MED IND MEDIA DISC PLAYER MEDIUM HEAT IND BACK, CUSHION HEAT IND MEMORY SW DIM CTRL MICRO SIG + MICROPHONE 3 SIG MICROPHONE 2 SIG MICROPHONE 1 SIG MICROPHONE SIG MID IND MIL CNTRL PASS SEAT BELT MIL CTRL AIR COMPR CLTCH RLY CTRL CONDITIONING SYSTEM MIL CTRL AIR CONDITIONING SYSTEM COMPR CLTCH RLY CTRL MIL IND MIRR SIG MIRROR CIRCUIT MIRROR DIMMING MIRROR DISPLAY MIST HI LO MODE DN MODE UP MOST CONTROL MOST CONTROL LOW SPEED GMLAN SERIAL DATA MOST CTRL MTR CLOSE CTRL MTR COUNTER CLOCKWISE CTRL MTR CLOCKWISE CTRL BATT + GND MTR OPEN CTRL MTR SPD CTRL MTR STATUS MUTE VOICE NAVIGATION DISPLAY SIG NAVIGATION SYSTEM NEAR FAN SHROUD) NETWORK 3 NETWORK 4 NETWORK BUS NETWORK BUS 2 NETWORK BUS 5 NETWORK BUS 5 LINEAR INTERCONNECT NETWORK BUS 9 NETWORK BUS 9 LINEAR INTERCONNECT NETWORK BUS 10 NETWORK BUS 10 GMLAN SERIAL DATA NETWORK BUS 10 LINEAR INTERCONNECT NEUTRAL IND NOT USED NOT USED OEM INJ 1 INPUT OEM INJ 1 OUTPUT OEM INJ 3 IN OEM INJ 3 OUT OEM INJ 4 IN OEM INJ 4 OUT OEM INJ 5 OUT OEM INJ 6 OUT OEM INJ 7 OUT OEM INJ 8 OUT OEM INJ IN 5 OEM INJ IN 6 OEM INJ IN 7 OEM INJ IN 8 OEM INJ POS VOL BANK 2 OEM INJ POS VOLTAGE BANK 1 OEM INJECTOR 2 INPUT OEM INJECTOR 2 OUTPUT OF A/C COMPRESSOR) OF DASH) OFF AUTO PARK OFF HEAD OFF IND OFF/RUN/CRANK VOLT OIL GAUGE OIL PRESS SENS SIG OIL PRESS SIG OIL PRESSURE SENS SIG ON BODY MOUNT FRAME POST) ONSTAR SW EMERGENCY SW OUT SIG P/N SIGNAL PARK AUTO PARK BRAKE SW SIG PARK BRAKE SW SIGNAL PARK BRK SW PARK HEAD PARK LP SIG PARK SW SIG HEADLAMP OFF SW SIG PARK/NEUTRAL SIGNAL PAS HEAT COOL CTRL PAS HEAT COOL SW SIG PAS HEAT HI TEMP CTRL PAS HEAT LO TEMP CTRL PAS HEAT MID TEMP CTRL PAS SEAT BACK CTRL PAS ST BCK, CSH CTRL PASS AIR BAG OFF IND PASS DOOR LK SW LK SIG PASS DOWN SIG PASS MOD SW SIG PASS MOD SW RETRN LOW SPD GMLAN SERIAL DATA PASS SEAT PASS SEAT 1 CIRCUIT PASS SEAT 1 CIRCUIT BREAKER PASS SEAT BELT IND PASS SEAT BELT IND PASS AIR BAG ON IND PASS UP SIG PASSENGER AIR BAG OFF PASSENGER AIR BAG ON PASSENGER BACK SEAT BLOWER ASSEMBLY PASSENGER CUSHION SEAT BLOWER ASSEMBLY PASSENGER DOOR LATCH PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LATCH ASSEMBLY (IN REAR OF PASSENGER PASSENGER HEATED PASSENGER INSTRUMENT PANEL AIR BAG PASSENGER OFF PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR GLASS PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR GLASS PASSENGER PRESENCE MODULE PASSENGER SEAT BELT ANCHOR PRETENSIONER PASSENGER SEAT BELT BUCKLE PASSENGER SEAT BELT IND PASSENGER SEAT BELT RETRACTOR PRETENSIONER PASSENGER SEAT SIDE AIR BAG PC SOL VLV LOW CTRL PEDAL ASSEMBLY) PERSONALI- PK BRAKE SIG PLUG 1 CTRL PLUG 2 CTRL PLUG 3 CTRL PLUG 4 CTRL PLUG 5 CTRL PLUG 6 CTRL PLUG 7 CTRL PLUG 8 CTRL PLUG SPARK PMRY SEN SIG POS SENS SIG POSITIVE BATT POSITIVE VOLTAGE POWER DISTRIBUTION POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM DEFOGGER SYSTEM POWER DISTRIBUTION SYSTEM LEFT I/P JUNCTION BLOCK (LOWER POWER LOCKS W/O INDIVIDUAL FRONT SEAT, POWER MIRROR POWER NAVIGATION DISTRIBUTION SYSTEM SYSTEM POWER POWER SUPPLY SUPPLY POWER RECEPTACLE POWER SUPPLY POWER WINDOW POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM PPL 1 2 PPL 5 24 18 8 23 PPL 6 7 8 PPL 9 12 PPL 21 22 23 24 PPL 23 24 PPL 44 9 64 27 PPL BRAKE SW SIG PPL CAMSHAFT CTRL PPL DRV SEAT BACK CTRL PPL FWD CTRL RWD CTRL PPL INTRUS SIG PPL INTRUSION SENS ALARM ON SIG PPL LR DOWN SIG PPL PAS HEAT BACK CTRL PPL PPL PPL RR DOWN SIG PPL SHORTING BAR W/ 10 SERIES PPL SW SIG PPL TP SENS 2 SIG PRESSURE SENS RTN PRESSURE SENS SIG PRESSURE SW SIG PRK BRK SW PRODUCTION PRODUCTION PRODUCTION) PULSE SIG PWR REAR WNDW CIRCUIT PWR REAR WNDW CIRCUIT BREAKER PWR WIN MSTR SW LKOUT SIG PWR WIN MSTR SW RR UP SIG PWR WIN MSTR SW LR DN SIG PPL PWR WND LOCKOUT RR CTRL PWR WND LOCKOUT RR SIG PWR WND SW LOCKOUT SIG PWR WND SW LR DOWN SIG PWR WND SW LR UP SIG PWR WND SW RR DOWN SIG PWR WND SW RR UP SIG R AIR TMP AIR TMP R AIR TMP TEMP SENS MODE CTRL L AIR TMP RECIR CTRL R AIR TMP R AUD SIG R AUX AUDIO R DVD+ R INFRARED R SUBWFR + RADIO MEDIA DISC PLAYER RANGE SW SIG A MAIN PRESS SOL CTRL READING DOME LAMPS LAMPS READING LAMPS REAR BODY JUNCTION BLOCK REAR DEFOG RLY CTRL REAR DEFOG TEMP SENS GROUND REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RLY CTRL REAR DFG REAR DOME READING LAMPS REAR DSM REAR LAMPS JUNCTION BLOCK REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE REAR SEAT AUDIO REAR WINDOW DEFOGGER GRID RECIR CTRL R AIR TMP LOW REF LOW REF REDUCTANT FLUID RESERVOIR ASSEMBLY REFLECTED LED DISPLAY DIMMING CTRL REM ENABLE REM SIG B+ REMOTE MODE ENABLE SIG PTO ENGAGE SIG PTO RLY ENGAGE SIG REPLICATED SIG GMLAN SERIAL DATA REPLICATED TOS SIG REPLICATED TOS SIGNAL RER DEF RER DEF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 RES+ REVERSE SW SIG RF AUD + RF AUD+ LF AUD+ RR AUD+ LR AUD+ REM SIG RF DOOR AJAR SW SIG PASS DR LK SW UNLK SIG LF DOOR AJAR SW SIG RF DOWN CTRL RF DR RF DR AJAR SW SIG RF SIG WHEEL SPD SENS RF SPK - RF TRN SIG RF UP CTRL RH SEAT SIG RIGHT AUXILIARY AUDIO SIG 1 RIGHT BACKUP RIGHT FRONT RIGHT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP RIGHT MULTI-FUNCTION LOW LED CONTROL BEAM MODULE HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT I/P JUNCTION BLOCK RIGHT INSTRUMENT RIGHT INSTRUMENT PANEL RIGHT LOW BEAM HEADLAMP RIGHT LOWER TAIL/STOP, RIGHT REAR DOOR LATCH RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR MOST RIGHT REAR SIDE RIGHT RIGHT HIGH LOW BEAM BEAM HEADLAMP HEADLAMP RIGHT ROOF RAIL AIR BAG RIGHT SUNSHADE MIRROR RIGHT TEMP CONTROL RIGHT TURN RIGHT TURN IND RIGHT TURN IND LOGIC RLY CTRL RLY SPD SIG ROOF CLOSE SIG ROOF OPEN SIG RR AUD - RR DEF RLY CTRL RR DOOR AJAR SW SIG LR DOOR AJAR SW SIG RR DOWN CTRL RR DOWN SIG RR DR - RR DR AJAR 14 15 SW SIG LR DR AJAR SW SIG 5 1 COURTESY LP CTRL VOLT RR DR AJAR SW SIG RR PRK ASSIST RR SEAT AUDIO HEADPHONE SIG RR UP CTRL RR UP SIG RT DOORS CIRCUIT RT TRAILER TURN SIG LMP RUN/CRANK IGN 1 VOLT RUN/CRANK RLY RWD SIG RWD UP SD COMM ENABLE SEAT BACK IND SEAT BACK SW SEAT BACK) SEAT BELT IND SEAT BELT ON IND SEAT BRAKE BELT IND IND SEAT COOL SEAT HEAT SEATS SYSTEM SEC IND SECURITY IND SECURITY IND CTRL SECURITY WIRING PROVISIONS SEEK SEEK SOURCE UP DOWN UP SEEK SOURCE NEXT DOWN SEEK VOLUME SEEK UP UP DOWN SEEK VOLUME SOURCE SEEK UP UP DOWN SEEK VOLUME UP UP SENS 1 GND SENS 1 SPLY VOLT SENS 2 GND SENS 2 SPLY VOLT SENS LOW REF SENS SIG SENS SIG FAN RLY CTRL PWRTRN RLY CTRL FAN RLY CTRL RLY SPD SIG LOW REF SPD SIG SENS SIG PWRTRN RLY CTRL FAN RLY CTRL FAN RLY CTRL SENS SIG SENS SIG SENS SIG SENS SIG SENS SIG SENS SIG SENS SPLY VOLT SENS VOL REF SENS VOLT REF 5 VOLT REF SER DATA SER DATA COMM ENABLE SER DATA COMMU- NICATION ENABLE SER DATA LO SPD GMLAN SER GMLAN LO SPD SER MIL DATA CTRL SERIAL DATA SERIAL DATA 10 18 25 BUS LED DIM DIM CTRL SERIAL DATA - SERIAL DATA + SERIAL DATA + SERIAL DATA - SERIAL DATA BUS- SERIAL DATA BUS- GROUND SERIAL DATA COMM ENABLE SERIAL DATA COMM ENABLE LF RR WHL SPD SNSR SPLY VOLT LF REAR WHEEL SPD SNSR SIG SERIAL DATA ENABLE SERIAL DATA LOW SPD BUS SERIAL K SERIES) SET OFF SET- SET/ RESET SHIELD BARE BARE SHIELD) CUT SHIFT INTERLOCK SYSTEM SHORTING BAR SHORTING SHORTING BAR BAR SHUTDOWN SIG SHUTDOWN SIGNAL SIDE OF DASH) SIG GND SIG GROUND SIG SNSR SIGNAL GROUND SNSR SIG SOUND SYSTEMS SOURCE NEXT SOURCE SEEK NEXT DOWN SOURCE UP DOWN SPARK PLUG SPD CTRL SPD SENS SIG LOW REF INPUT SIGNAL SPD SIG SPD SIG LOW REF SPEED A/T SPLY VOLT STAGE 1 STAGE 2 STANDING LP RLY CTRL STARTING/ CHARGE IND SIG CHARGING SYSTEM STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM 3101 6783 STARTING/CHARGING SYSTEM CHARGE IND SIG STEERING ANGLE SENS SIG STEERING WHEEL AIR BAG STP LP SW SIG STRT RLY CTRL SUNROOF MODULE SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLY VOLT SUPPLY VOLTAGE LED BACKLT DIMMING CTRL SW BATT POS SW SIG SW SIG A SW SIG B SW SIG C SW SIG LOGIC SW SIG P SW SIG RR DR AJAR SW SIG LR DR AJAR SW SIG 5 1 LP CTRL SPLY VOLT SW XPRS SIG SYSTEM 459 5514 SYSTEM DISTRIBUTION TAC CTRL OPN TAC MTR CTRL 1 TAC MTR CTRL 2 IC 8 CTRL IC 4 CTRL LOW REF LOW REF TAP TOW/ UP/ HAUL TAP SW DOWN SIG SW SIG TAP TOW/ UP/ HAUL TAP SW DOWN SIG VOLT SW SIG TCC BRAKE SIG TCC BRAKE SIGNAL TCC BRK SIG TELE SIG TELE- PHONE TEMP 1 RTN TEMP SENS RTN TEMP SENS SIG THEFT DETERRENT MODULE THRTL ACTR CTRL CLOSE THRTL ACTR CTRL OPEN TIRE PRESSURE IND TO A/C TO GROUND TO LT DR CIRCUIT BREAKER (DIAGRAM TO SPLICE TOR IN 2 TOS SIG TOW/ HAUL IND TOW/ HAUL SW SIG TOW/HAUL IND TP SENS 1 SIG TP SENS SIG TR SW SIG C TR SW SIG P TRACTION CONTROL IND TRACTION CONTROL OFF IND TRACTION CTRL SW SIG TRACTION CTRL SW SIG 12 13 12-VOLT REF PPL BRAKE SW SIG TRACTION CTRL SW SIG ACCESSORY VOLT TRACTION SW TRAILER BRAKE ENABLE SIGNAL TRAILER PROVISION (BLUNT TRAILER TOW CIRCUIT TRAILER) TRANS RANGE SIG A TRANS RANGE SIG B TRANS RANGE SIG C TRANSFER CASE) TRANSMI- SSIONS SYSTEM TRANSMISSION INTERNAL MODE TRANSMISSION PARK/ NEUTRAL SIGNAL 1 TRANSMISSION PARK/NEUTRAL TRANSMISSION SHIFT LEVER TRANSMISSION TEMPERATURE GAUGE TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM 179 1174 3212 TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM TRL BRK RLY IGN 1 VOLT TRL BRK SIG TRL BRK SIG RLY FEEDBACK TWILIGHT SENTINEL DELAY SIGNAL UNLCK SIG UNLOCK SIG UP DOWN UP PPL LR DOWN SIG UP RWD UP SIG UP/DOWN SW SIG UPPER GLOVE BOX) UPPER RIGHT AIR TEMP SENS SIG USB 3 4 5 USB CABLE USB CABLE BK USB RECEPTACLE USB SRL DATA LOW REF USED) VEH SPD VEH SPD SIGNAL VEH SPD SNSR VEHICLE SPD SIG VEHICLE SPD SIG LOW REF GROUND SERIAL DATA BUS- SERIAL DATA BUS- VEHICLE SPD SIG RADIO VENTILATING FAN DOWN VIDEO CNTRL VIDEO DISPLAY VIDEO SIG VNT OPEN SIG VOICE REC VOICE SIG VOICE VOLUME REC DOWN VOICE VOLUME VOLUME REC DOWN VOICE VOLUME VOLUME SEEK REC DOWN UP UP VOICE VOLUME VOLUME SEEK SEEK REC DOWN UP UP DOWN VOL SPLY VOL VOL VOLT BATT POSITIVE VOLT IGN VOLT REF VOLT REF FRP SENS SIG VOLTS GAUGE VOLUME SEEK UP UP VOLUME SEEK VOLUME DOWN UP UP VOLUME SEEK VOLUME SEEK DOWN UP UP DOWN VOLUME VOICE DOWN REC VOLUME VOICE REC DOWN VOLUME VOICE SEEK VOLUME DOWN REC UP UP VOLUME VOLUME SEEK SEEK DOWN UP DOWN UP VSS HI SIG VSS HIGH SIG VSS LO SIG VSS LOW SIG VSS SIG LOW VT-1 VT-2 W/ 2 SPEED ELECTRIC, MANUAL SHIFT CONTROL TRANSFER CASE W/ 2 SPEED MANUAL TRANSFER CASE W/ 10 SERIES W/ 10 SERIES W/O 10 SERIES 1 1 W/ ACCESSORY STEERING CONTROL W/ ACCESSORY STEERING CONTROL, W/ ADOMETER W/ ACCESSORY STEERING CONTROL, W/ ODOMETER SECURITY WIRING PROVISIONS W/ ACCESSORY STEERING WHEEL CONTROL W/ ACCESSORY STEERING WHEEL, AUTOMATIC ELECTRONIC CRUISE CONTROL W/ ACTIVE 2 SPEED W/ ACTIVE BRAKE W/ ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE CONTROL 10 SERIES W/ ACTIVE BRAKE CONTROL EXCEPT 10 SERIES W/ ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE W/ HYDRAULIC BRAKES W/ ACTIVE BRAKE, 10 SERIES, VACUUM/HYDRAULIC BRAKES W/ ACTIVE BRAKE, W/O 10 SERIES W/ ACTIVE BRAKE, W/O 10 SERIES, VACUUM/HYDRAULIC BRAKES W/ ACTIVE, VACUUM BRAKE, 10 SERIES W/ ACTIVE, VACUUM POWER W/ AUTOMATIC CRUISE CONTROL/ ACCESSORY STEERING WHEEL CONTROL W/ CAMPER W/O CAMPER TRAILER TRAILER PROVISION PROVISION W/ CAMPER, W/ CAMPER, W/O CAMPER, TRAILER, BACKUP TRAILER, BACKUP ALARM ALARM W/ CHILD PRESENCE DETECTOR W/ COMFORT, DECOR LEVEL 3 W/ COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/ COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE EXCEPT 6.6L W/ COMFORT, DECOR LEVEL 3 CONVIENCE PACKAGE W/ CUSTOM FRONT COMPARTMENT FLOOR CONSOLE W/ DIGITAL RADIO W/ DIGITAL RADIO, REAR SEAT, ONSTAR, EARPHONE JACKS RADIO CONTROL W/ DRIVER POWER SEAT ADJUSTER W/ DRIVER, PASSENGER SPLIT SEAT W/ DRIVER, PASSENGER SPLIT SEATS W/ DUAL FUEL TANK W/ ELECTRONIC 2 SPEED, ACTIVE 2 SPEED W/ ELECTRONIC STEERING CONTROL W/ FRONT CENTER SEAT W/ FRONT HEATED/ COOLING SEATS W/ FRONT INDIVIDUAL SEAT, POWER MIRROR W/ FRONT SEAT, POWER MIRROR W/ FRONT SEAT, REMOTE CONTROL W/ FULL FEATURE CENTER SEAT W/ HEAVY DUTY TRAILER WHEEL HARNESS TRAILER W/ HYDRAULIC BRAKES W/ INDIVIDUAL FRONT SEAT W/ INDIVIDUAL FRONT SEAT W/ INDIVIDUAL FRONT SEAT, POWER MIRROR W/ INDIVIDUAL FRONT SEAT, POWER MIRROR W/ INDIVIDUAL FRONT SEAT, POWER MIRROR W/O INDIVIDUAL FRONT SEAT, POWER MIRROR W/ KEYLESS ENTRY, PTO W/ LANE DEPARTURE WARNING W/ LUXURY W/ LUXURY EDITION W/ LUXURY EDITION W/O LUXURY EDITION, W/ REAR SEAT ENTERTAINMENT PACKAGE W/ LUXURY EDITION, REAR SEAT ENTERTAINMENT PACKAGE W/ LUXURY W/O ACCESSORY EDITION, STEERING ODOMETER WHEEL CONTROL SECURITY W/ MANUAL FOLDING MIRROR, HEATED MIRROR W/ MEDIA DISC PLAYER W/O MEDIA DISC PLAYER EXCEPT BASE BASE W/ MEMORY W/ MULTI- DIRECTIONAL PASSENGER POWER SEAT ADJUSTER W/ NON BUCKET FRONT INDIVIDUAL SEAT W/ ODOMETER SECURITY W/ ONSTAR W/ ONSTAR W/O ONSTAR W/O S-BAND, TRAFFIC 2 3 W/ PASSENGER POWER SEAT ADJUSTER W/ PERFORMANCE ENHANCED AUDIO W/ POWER MIRRORS W/O POWER MIRRORS 2 3 4 W/ POWER FOLDING W/ MANUAL FOLDING W/ POWER OPERATED WINDOW W/O POWER OPERATED WINDOW W/ POWER WINDOW W/ POWER WINDOW W/ POWER WINDOWS W/ POWER WINDOWS, FULL FEATURE CENTER SEAT W/ PTO W/ RADIO PROVISIONS W/ REAR AUXILIARY FUEL TANK W/ REAR DEFOGGER W/ REAR DUAL WHEEL W/ REAR POWER WINDOW W/ REAR SEAT ENTERTAIN- MENT PACKAGE W/ REAR SEAT ENTERTAINMENT W/ REAR SEAT ENTERTAINMENT PACKAGE W/ REAR SEAT, EARPHONE JACKS RADIO CONTROL W/ REMOTE KEYLESS ENTRY W/ REMOTE KEYLESS ENTRY, PTO W/ ROOF MOUNTED LIGHT PROVI- LIONS W/ ROOF MOUNTED PROVI- SIONS W/ S-BAND DIGITAL AUDIO SYSTEM / VEHICLE COMMUNICATION SYSTEM W/ S-BAND DIGITAL AUDIO SYSTEM/VEHICLE COMMUNICATION SYSTEM W/ S-BAND, TRAFFIC DIGITAL AUDIO SYSTEM W/ SPLITTER W/O SPLITTER W/ SPO W/ SPO DVD W/ SPO HEATED SEATS W/ SUNROOF W/ SUNROOF SLIDING W/ TRAILER BRAKE W/ TRAILER BRAKE CONTROL W/ TRAILER W/O TRAILER BRAKE BRAKE W/ TWO SPEED ELECTRIC SHIFT CONTROL W/O TWO SPEED ELECTRIC SHIFT CONTROL W/ TWO SPEED TRANSFER CASE W/ UNIVERSAL GARAGE DOOR OPENER W/ UYS W/O UYS W/ VEDIO SYSTEM W/ W/O INDIVIDUAL INDIVIDUAL FRONT SEAT FRONT SEAT W/ W/O LUXURY LUXURY W/ WRECKER W/ACTIVE BRAKE W/O 2 SPEED ELECTRIC, MANUAL SHIFT CONTROL TRANSFER CASE W/O 2 SPEED TRANSFER CASE W/O 10 SERIES W/O 10 SHORTING SERIES BAR W/O ACCESSORY STEERING WHEEL CONTROL W/O ACCESSORY STEERING WHEEL, AUTOMATIC ELECTRONIC CRUISE CONTROL W/O ACTIVE BRAKE W/O AUTOMATIC CRUISE CONTROL W/ AUTOMATIC CRUISE CONTROL W/O CAMPER W/ CAMPER TRAILER TRAILER PROVISION PROVISION W/O CAMPER, W/O CHILD PRESENCE DETECTOR W/O COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/O DRIVER, PASSENGER SPLIT SEAT W/O DRIVER, PASSENGER SPLIT SEATS W/O EXTENDED FUEL ECONOMY W/ EXTENDED FUEL ECONOMY W/O INDIVIDUAL FRONT SEAT W/O INDIVIDUAL FRONT SEAT, POWER MIRROR W/O INDIVIDUAL W/ INDIVIDUAL FRONT SEAT, FRONT SEAT, POWER MIRROR POWER MIRROR W/O INTEGRATED TRAILER BRAKE CONTROL W/O LUXURY W/O LUXURY EDITION W/O LUXURY EDITION, W/ ODOMETER SECURITY PROVISIONS W/O LUXURY, RADIO W/O MEMORY W/O MULTI- DIRECTIONAL PASSENGER POWER SEAT ADJUSTER W/O NON BUCKET FRONT INDIVIDUAL SEAT W/O NON BUCKET FRONT SEAT W/ NON BUCKET FRONT SEAT W/O NON BUCKET, FRONT INDIVIDUAL SEAT, W/ COMFORT, DECOR LEVEL 3 W/O ONSTAR W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC 2 3 W/O PERFORMANCE ENHANCED AUDIO W/O POWER WINDOW W/O POWER WINDOW W/ POWER WINDOW W/O POWER WINDOWS, FULL FEATURE CENTER SEAT W/O PTO W/O RADIO W/O RADIO PROVISIONS W/O REAR DEFOGGER W/O REAR PARKING ASSIST, LOW TIRE PRESSURE, REMOTE ENTRY W/O REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT PACKAGE W/O REAR SEAT RADIO, LUXURY EDITION W/O SPO HEATED SEATS W/O SPO HEATED SEATS W/ SPO HEATED SEATS W/O TRAILER BRAKE W/O TRAILER BRAKE CONTROL W/O TWO SPEED TRANSFER CASE W/O UYS W/ UYS 8 38 W/O VEDIO SYSTEM W/O W/ ACCESSORY ACCESSORY STEERING STEERING WHEEL WHEEL CONTROL CONTROL W/O W/ INTEGRATED INTEGRATED TRAILER TRAILER BRAKE BRAKE W/O W/ LUXURY LUXURY WAIT TO WAKEUP SER DATA WAKEUP SERIAL DATA IGNITION 1 VOLT B+ VOLT WATER IN FUEL SENS RTN WATER IN FUEL SENS SIG WHEEL TRAILER WIRING PROVISIONS, 97 DECIBELS ELECTRICAL BACKUP ALARM WINDSHIELD WASHER SOLVENT WINSHIELD WIPER SW HI SIG WIPER/ WASHER SYSTEM WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM SOUND SYSTEMS WIPER/WASHER SYSTEM WIPER/WASHER SYSTEM WNDSHLD WIPER SW SIG 2