Automatic a/c circuit (1 of 2)
Automatic a/c circuit (1 of 2)
Wiring diagram engine performance 6.0l vin us, with isolated &
case grounded ho2s sensors (1 of 5)
Wiring diagram engine performance 6.0l vin us, with isolated & case grounded ho2s sensors (1 of 5)
Wiring diagram engine performance 6.0l vin us, with isolated grounded
ho2s sensors (1 of 5)
Wiring diagram engine performance 6.0l vin us, with isolated grounded ho2s sensors (1 of 5)
Wiring diagram engine performance 6.6l vin 1s, california (1 of 4)
Wiring diagram engine performance 6.6l vin 1s, california (1 of 4)
Wiring diagram engine performance 6.6l vin 1s, except california (1
of 4)
Wiring diagram engine performance 6.6l vin 1s, except california (1 of 4)
Wiring diagram engine performance 8.1l vin gs (1 of 5)
Wiring diagram engine performance 8.1l vin gs (1 of 5)
Exterior lamps circuit (1 of 2)
Exterior lamps circuit (1 of 2)
Ground distribution circuit (1 of 4)
Ground distribution circuit (1 of 4)
Courtesy lamps circuit, crew cab & up level (1 of 3)
Courtesy lamps circuit, crew cab & up level (1 of 3)
Instrument illumination circuit (1 of 2)
Instrument illumination circuit (1 of 2)

Wiring Diagrams for Chevrolet Silverado 3500 (2002-2006)

  • Description:
    Engines: 6.0L, 6.6L, 8.1L, 6.0L VIN U, 6.6L VIN 1, 8.1L VIN G, 6.6L VIN 2, 6.6L VIN D
  • Systems: 304 Components: 3378
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1 2 3 4 BATTERY SRL DATA 2 3 1340 1050 BATTERY GROUND 2 3 BATTERY GROUND 2 4 BATTERY GROUND 4 2 1050 1240 GROUND BATTERY 4 2 GROUND BATTERY 14 22 10 11 BATTERY SERIAL DATA LOCK CTRL UNLOCK CTRL 22 14 2 15 20 21 SERIAL DATA BATTERY KEY SW KEY SW SIG UNLOCK CTRL LOCK CTRL 22 14 1046 4140 CLASS 2 SERIAL DATA BATTERY 22 14 1047 4240 CLASS 2 SERIAL DATA BATTERY 22 14 CLASS 2 SERIAL DATA BATTERY 22 14 SERIAL DATA BATTERY 1061 420 ANTI-LOCK BRAKES SYSTEM 1140 194 BATTERY DR UNLK RLY DR LK RLY SERIAL DATA 1140 194 BATTERY UNLOCK IN LOCK IN SERIAL DATA 1827 121 1020 2500 822 ANTI-LOCK BRAKES SYSTEM 2140 690 24 BATTERY + COURTESY LAMP SUPPLY VOLTAGE BACKUP LAMP SUPPLY VOLT A/T SHIFT LOCK ANTI-LOCK BRAKE SYSTEM ANTI-LOCK BRAKES SYS ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 ANTI-LOCK BRAKES SYSTEM ANTI-LOCK IND AUDIO AMPLIFIER AUXILIARY GENERATOR BATTERY B+ CTSY LAMP SUPPLY BATTERY B+ INADVERTENT PWR SUPPLY BATTERY BATTERY BATTERY CABLE JUNCTION BLOCK BATTERY CLASS 2 DATA CLASS 2 DATA BATTERY GROUND BATTERY GROUND LOW REFERENCE SERIAL DATA BATTERY LOCK CTRL UNLOCK CTRL SERIAL DATA GROUND BATTERY NOT CHARGING BATTERY PK LAMP REL HEADLIGHTS CTRL GROUND HORN RLY CTRL SERIAL DATA BATTERY SERIAL DATA GROUND CLASS 2 DATA LAMP VOLTAGE BATTERY VSS RAP VOLT CLOCK COIL SPRING DRL RLY COIL CLASS 2 DATA GROUND IGN 1 DUAL GENERATOR GAS W/AUX BATTERY GENERATOR 2 GENERATOR B+ GENERATOR FIELD DUTY CYCLE SIGNAL GENERATOR SIG PARK/NEUTRAL SIG TCC BRAKE SIG GROUND BATTERY DOOR UNLOCK CTRL DOOR LOCK CTRL HORN CONTACT IAC COIL HI IAC COIL LO IAC COIL LO IAC COIL HI IGNITION BATTERY IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 7 IGNITION COIL 8 IGNITION IGNITION COIL 1 COIL 3 IGNITION IGNITION COIL 2 COIL 4 IGNITION IGNITION COIL 2 COIL 6 IGNITION IGNITION COIL 3 COIL 7 IGNITION IGNITION COIL 4 COIL 8 IGNITION IGNITION COIL 6 COIL 4 IGNITION IGNITION COIL 7 COIL 2 IGNITION IGNITION COIL 7 COIL 5 IGNITION IGNITION COIL COIL 7 IGNITION IGNITION IGNITION COIL 6 COIL 4 COIL 2 IGNITION IGNITION IGNITION COIL 6 COIL 4 COIL 8 IGNITION IGNITION IGNITION COIL 8 COIL 6 COIL MODULE INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT BATTERY LEFT GENERATOR LOCK OFF LOCK SOL CTRL 2-HI IND NEUTRAL IND MAGNET LOCK CYLINDER PRIMARY GENERATOR REAR SEAT AUDIO AUDIO AMPLIFIER CONTROLLER REMOTE CONTROL DOOR LOCK RECEIVER RIGHT BATTERY RIGHT BATTERY FUSIBLE LINK RIGHT GENERATOR SERIAL DATA BATTERY DOOR UNLOCK CTRL DOOR LOCK CTRL DRIVER DOOR UNLOCK GROUND STARTING/ CHARGING SYSTEM STARTER ENABLE FUEL PRESS INJ + GROUP 2 2834 5422 W/ AUX BATTERY W/AUX BATTERY

4.3L ENGINE (ENGINE HARN, (RIGHT FRONT OF ENGINE (RIGHT SIDE OF ENGINE AIR TEMPERATURE ACTUATOR AIR TEMPERATURE ACTUATOR (BOTTOM CENTER OF BLOWER MOTOR BLOWER MOTOR CONTROL PROCESSOR BLOWER MOTOR RECIRCULATION RESISTOR ACTUATOR ASSEMBLY BLOWER MOTOR RESISTOR ASSEMBLY DRIVER DOOR LOCK ACTUATOR DRIVER SEAT BOLSTER MOTOR DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZ- ONTAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT LUMBAR MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT RECLINER MOTOR DRIVER WINDOW MOTOR ELECTRONIC FRONT BRAKE CONTROL AXLE MODULE ACTUATOR ENCODER MOTOR ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM VSS SIGNAL ENGINE ON SIGNAL ENGINE SPD ENGINE SPEED FUEL PRES REG LOW REF ENGINE SPEED SIG SOL CTRL LOW REF EXCEPT 4.3L ENGINE F PMP RLY CTRL ENGINE SPD A/C HI PRES APP SENS 3 FOLDING MOTOR FOLDING/ TELESCOPING MOTOR FOLDING/ TELESCOPING MOTOR HORIZONTAL FRONT PASSENGER OUTSIDE REARVIEW MIRROR FORCE MOTOR SOLENOIDS FRONT AXLE ACTUATOR FRONT BLOWER MOTOR RESISTOR ASSEMBLY FRONT PASENGER SEAT FRONT VERTICAL MOTOR FRONT PASSENGER SEAT FRONT VERTICAL MOTOR FRONT PASSENGER SEAT HORIZONTAL MOTOR FRONT PASSENGER SEAT REAR RECLINER MOTOR FRONT PASSENGER SEAT REAR VERTICAL MOTOR FRONT PASSENGER WINDOW MOTOR GROUND BATTERY MOTOR CTRL A MOTOR CTRL B GROUND MOTOR, SOLENOID PWR HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM LEFT REAR WINDOW MOTOR LEFT/ RIGHT MOTOR LOCK ACTUATOR MODE ACTUATOR PASSENGER DOOR LOCK ACTUATOR PASSENGER WINDOW MOTOR PWR WND MOTOR LEFT REAR WINDOW LR REAR UP CTRL PWR WND MOTOR LF DOWN CTRL PWR WND MOTOR LF UP CTRL PWR WND MOTOR LR REAR DOWN CTRL PWR WND MOTOR RF DOWN CTRL PWR WND MOTOR RF UP CTRL PWR WND MOTOR RR REAR DOWN CTRL PWR WND MOTOR RR REAR UP CTRL RECIRCULATION ACTUATOR RECIRCULATION AIR MODE ACTUATOR TEMPERATURE ACTUATOR ACTUATOR RIGHT COOLING FAN RECIRCULATION ACTUATOR RIGHT REAR WINDOW MOTOR SERVICE ENGINE SOON IND SHIFT MOTOR STARTER MOTOR STEERING GEAR MOTOR ASSEMBLY SUNROOF MOTOR SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MOTOR TRANSFER CASE SHIFT FRONT CONTROL AXLE MOTOR ACTUATOR UNDERHOOD LAMP SUNROOF MOTOR UP/ DOWN MOTOR VACUUM PUMP MOTOR W/ REMOTE FUNCTION ACTUATOR W/O REMOTE FUNCTION ACTUATOR WINDSHIELD CRUISE WIPER CONTROL MOTOR MODULE MODULE WINDSHIELD WIPER INSTRUMENT MOTOR PANEL MODULE CLUSTER WINDSHIELD WIPER MOTOR MODULE WINDSHIELD WIPER MOTOR PARK SIGNAL

A/C COMP FUSE A/C FUSE ABS FUSE ABS FUSE TBC BATT FUSE ACTUATOR FUSE AIR BAG FUSE AIR BAG FUSE SEO IGN FUSE AIR FUSE AIRBAG FUSE ATC FUSE AUX HTR PUMP FUSE AUX PWR FUSE B/U LP FUSE B/U LP FUSE IGN E FUSE BATTERY FUSE BLOWER FUSE BLWR FUSE BRAKE FUSE BTSI FUSE CHMSL FUSE CIG LTR FUSE CIGAR FUSE COOL FAN FUSE COOL PUMP FUSE COOL/FAN FUSE CRANK FUSE CRANK FUSE 10 CRANK FUSE IGN O FUSE CRNK FUSE CRUISE FUSE CTSY LP FUSE CUST FEED FUSE DDM FUSE DOOR LOCK FUSE DR LOCK FUSE DRL FUSE ECC FUSE AUX PWR 2 FUSE ECC/ TPM FUSE AUX PWR 2 FUSE ECC/TPM FUSE ECM 1 FUSE ECM FUSE ECM-B FUSE ECMB FUSE ECMPRV FUSE ECMRPV FUSE ECT FUSE ECT/ECM FUSE ETC FUSE ETC/ECM FUSE EXT LPS FUSE FLASH FUSE FOG LAMPS FUSE FOG LP FUSE FOG LPS FUSE FROM FRT PARK FUSE (DIAGRAM FROM IGN A FUSE DIAGRAM 1 OF 5) FRT HVAC FUSE FRT PARK FUSE FUEL HT FUSE FUEL HTR FUSE FUSE BLOCK FUSE FUSE FUSE HOLDER GLOW PLUG FUSE HAZ LP FUSE HAZARD FUSE HI HDLP LT FUSE HI HDLP RT FUSE HORN FUSE HOT AT ALL TIMES A/C COMP FUSE HOT AT ALL TIMES BATTERY FUSE HOT AT ALL TIMES IPC/DIC FUSE HOT AT ALL TIMES MIR/ LOCK FUSE HOT AT ALL TIMES PARK LPS FUSE HOT AT ALL TIMES TBC BATT FUSE HOT AT ALL TIMES TBC FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK TBC FUSE HOT IN ACCY, RUN, START I/P FUSE BLOCK IGN 0 FUSE HOT IN OFF, RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN BRAKE FUSE HOT IN RUN CRUISE FUSE HOT IN RUN LEFT I/P FUSE BLOCK BRAKE FUSE HOT IN RUN LEFT I/P FUSE BLOCK IGN 3 FUSE HOT IN RUN OR START B/U LPS FUSE HOT IN RUN OR START IGN E FUSE HOT IN RUN, ACC TBC ACCY FUSE HOT IN RUN, START IGN 1 FUSE HOT IN RUN, START LEFT I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START TBC IGN 1 FUSE HOT IN RUN, START UNDER- HOOD FUSE BLOCK HOT IN RUN, START UNDER- HOOD FUSE BLOCK FUEL HT FUSE HOT IN RUN, START UNDERHOOD FUSE BLOCK FUEL HT FUSE HOT IN RUN, START, ACC TBC IGN 0 FUSE HTR A/C FUSE HTR/AC FUSE HVAC 1 FUSE HVAC 1 FUSE HTR/AC FUSE HVAC/ ECAS FUSE HVAC/ECAS FUSE HVAC/ECAS FUSE RR HVAC FUSE I/P FUSE BLOCK I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P FUSE BLOCK (LOWER LEFT I/P FUSE BLOCK IGN 0 FUSE IGN 0 FUSE IGN 1 FUSE IGN 3 FUSE IGN A FUSE IGN A FUSE STUD 2 FUSE IGN B FUSE IGN C FUSE IGN E FUSE IGN O FUSE IGNE FUSE ILLUM FUSE INFO FUSE INJ 1 FUSE INJ 2 FUSE INJ A FUSE INJ B FUSE INJA FUSE FUSE INJB FUSE INLINE FUSE INT PARK FUSE INT PRK FUSE INTAKE AIR HEATER FUSE IPC/DIC FUSE LBEC 1 FUSE LBEC 2 FUSE LEFT I/P FUSE BLOCK LH HID FUSE LH HID FUSE RH HID FUSE LO HDLP LT FUSE LO HDLP RT FUSE LOCK FUSE LOCKS FUSE LT HDLP FUSE LT TRLR ST/TURN FUSE LT TURN FUSE LT TURN FUSE FR PRK FUSE MBEC 1 FUSE MEGA FUSE MINI FUSE MIR/ LOCK FUSE MIR/LOCK FUSE MOBILE RADIO FUSE MOBILE RADIO FUSE BLOCK PARK LPS FUSE PCM 1 FUSE PCM B FUSE PCMB FUSE PDM FUSE PDM FUSE LOCKS FUSE PWR MAINT FUSE RADIO AMP FUSE RADIO FUSE RAP 1 FUSE RAP 2 FUSE RDO 1 FUSE RDO AMP FUSE RDO I FUSE REAR WHEEL STEERING FUSE RH HID FUSE RIGHT I/P FUSE BLOCK ROOF MARKER LAMPS UNDER- HOOD FUSE BLOCK RR DEFOG FUSE RR HVAC FUSE RR PARK FUSE LR PARK FUSE RR PRK FUSE RR WIPER FUSE EAP FUSE RR WPR FUSE RT HDLP FUSE RT TRLR ST/TURN FUSE RT TURN FUSE RTD FUSE S/ROOF FUSE RR WIPER FUSE EAP FUSE SBA FUSE SEO 1 FUSE SEO 2 FUSE SEO ACCY FUSE SEO IGN FUSE SIDE OF DASH) HTR A/C FUSE SIR FUSE STOP LP FUSE STOP LPS FUSE STOP LPS FUSE ATC FUSE STUD 1 FUSE STUD 1 MAXI FUSE CHMSL FUSE STUD 2 FUSE SUNROOF FUSE TBC ACCY FUSE TBC BATT FUSE TBC FUSE TBC IGN 0 FUSE TBC IGN 1 FUSE TCM B FUSE TO TRL PARK FUSE TREC FUSE TRL L TRN FUSE TRL PARK FUSE TRL PRK FUSE TRL R TRN FUSE TRL R TRN FUSE TRL PRK FUSE TRLR B/U FUSE TURN FUSE IGN 1 FUSE UNDER- HOOD FUSE BLOCK UNDER- HOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE UNDER- HOOD FUSE BLOCK RIGHT I/P FUSE BLOCK UNDERHOOD FUSE BLOCK UNDERHOOD FUSE HOLDER UNLOCK FUSE UNLOCK JMPR FUSE VEH B/U FUSE VEH CHMSL FUSE VEH STOP FUSE VEH STOP FUSE LR PRK FUSE VSES/ ECAS FUSE VSES/ ECAS FUSE FUSE W/S WASH FUSE W/S WIPER FUSE WS WIPER FUSE SEO ACCY FUSE CRUISE FUSE WS WPR FUSE

4 5 6 7 8 9 10 RF + GROUND DIMMER I/P LAMP 6 7 8 9 10 DIMMER I/P LAMP 22 3 18 4 13 CLASS 2 DATA LOW REF DOOR AJAR SIG CTSY LAMP CTRL CTSY LAMP POWER 22 3 18 13 4 CLASS 2 DATA LOW REF DOOR AJAR SIG CTSY LAMP POWER CTSY LAMP CTRL 22 20 5 8 19 CLASS 2 DATA LOW REF DOOR AJAR SIG CTSY LAMP POWER CTSY LAMP CTRL 439 1320 25 2524 EXTERIOR LIGHTS SYSTEM STARTING/ CHARGING SYSTEM 1056 1037 INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM 1382 39 INTERIOR LIGHTS SYSTEM 2115 2713 1932 2353 1050 EXTERIOR LIGHTS SYSTEM 2353 1382 4040 1732 230 2240 INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM HORNS SYSTEM ASHTRAY LAMP BACK UP LAMP VOLTAGE OUTPUT BACKUP LAMP- RIGHT BEZEL LAMP BIN LAMP) BULB TEST CARGO LAMP IND CARGO LAMP CARGO LAMP LOW CTRL RF DOOR AJAR SIG LF DOOR AJAR SIG CTSY LAMP ON SIG CARGO LP SW INPUT INTERIOR LAMP CTRL FLASH TO PASS SW SIG CENTER HIGH MOUNT CONTROL STOP LAMP CENTER HIGH MOUNT STOP LAMP COURTESY/ READING LAMP CTSY LAMP ON SIG CTSY LAMP SUPPLY CTSY LP RLY LAMP REQUEST DOME LAMP DOOR LATCH SW SIG COURTESY LAMP PWR DRIVER DOOR COURTESY LAMP ELECTRONIC POWER STEERING SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXT- ERIOR ILLUM LAMP EXTERIOR LIGHTS EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM FOG LAMP FOG LAMP CIRCUIT HDLMP RLY CNTRL PARK LIGHTS IN KEY IN IGN HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HOT IN RUN, BULB TEST, START HOT WITH PARK LIGHTS ON I/P COMPART- MENT LAMP I/P COMPARTMENT LAMP ID LAMP ILLUM LAMP INST LAMP DIM CTRL GROUND INTERIOR LIGHTS SYSTEM 8 340 INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM LEFT BACK-UP LAMP LEFT DAYTIME RUNNING LAMP RIGHT DAYTIME RUNNING LAMP LEFT DAYTIME RUNNING LAMP, LEFT FOG LAMP LEFT FRONT CLEAR- ANCE LAMP LEFT REAR CLEAR- ANCE LAMP LEFT FRONT DOOR COURTESY LAMP LEFT FRONT FOG LAMP RIGHT FRONT FOG LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK/ TURN LAMP LEFT FRONT PARK/ TURN SIGNAL LAMP LEFT HIGH BEAM HEAD- LAMP LEFT I/P COURTESY LAMP LEFT LICENSE LAMP LEFT LICENSE LAMP RIGHT LICENSE LAMP LEFT LOW BEAM HEAD- LAMP LEFT REAR PARK/ TURN SIGNAL LAMP LEFT REAR PARK/ TURN SIGNAL LAMP RIGHT REAR PARK/ TURN SIGNAL LAMP LEFT REAR TURN SIGNAL LAMP LEFT ROOF MARKER LAMP LEFT TAIL/ STOP LAMP LEFT VANITY MIRROR LAMP LF DOOR AJAR SIG CARGO LAMP LOW CTRL RF DOOR AJAR SIG LICENSE LAMP- LEFT LR LAMP VOLT LT LEFT REAR MARKER LAMP LT TURN SIG LAMP PWR RT TURN SIG LAMP PWR MALFUNC IND LAMP OFF BULB TEST PARK LAMP ON SIGNAL GROUND DIMMING INPUT PARK LAMP SW ON SIG PPL INT LAMP DEFEAT SIG PPL INT LAMP DEFEAT SW REAR DOME LAMP RIGHT BACK-UP LAMP RIGHT DAYTIME RUNNING LAMP RIGHT FOG LAMP RIGHT FRONT CLEAR- ANCE LAMP RIGHT FRONT DOOR COURTESY LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/ TURN SIGNAL LAMP RIGHT HIGH BEAM HEAD- LAMP RIGHT I/P COURTESY LAMP RIGHT LICENSE LAMP RIGHT LOW BEAM HEAD- LAMP RIGHT REAR CLEAR- ANCE LAMP RIGHT REAR PARK/ TURN SIGNAL LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT ROOF MARKER LAMP RIGHT TAIL/ STOP LAMP RIGHT VANITY MIRROR LAMP RR LAMP VOLT TAIL/STOP LAMP-RIGHT) TAILGATE MARKER LAMP UNDERHOOD LAMP UNDERHOOD LAMP ASSEMBLY OFF ON W/ 5 LAMP ROOF MARKER W/ EMERGENCY VEHICLE ROOF LAMP LIGHTING W/ WRECKER EMERGENCY LAMP W/O 5 LAMP ROOF MARKER W/O DUAL DK REAR AXLE RIGHT REAR MARKER LAMP

1174 488 PTO TAKE OFF SWITCH/RELAY A/C COMP RELAY A/C COMP RELAY CTRL A/C COMPRESSOR CLUTCH RELAY A/C DRL RELAY RELAY A/C RELAY AUX HTR PUMP RELAY AUXILIARY BATTERY RELAY BLOWER MOTOR RELAY BLOWER RELAY BODY RELAY BLOCK BODY WIRING RELAY BLOCK BRAKE SW SIG DRL RELAY COOL/ FAN RELAY 1 COOL/ FAN RELAY 2 COOL/ FAN RELAY 3 COOL/FAN RELAY 1 COOL/FAN RELAY 2 COOL/FAN RELAY 3 COURTESY LAMP RELAY DEFOG RELAY DK HOT WITH PARKLAMP RELAY ENERGIZED DOOR LOCK RELAY DOOR UNLOCK RELAY DRIVER DOOR UNLOCK RELAY DRIVER UNLOCK RELAY DRL RELAY ECM RELAY EDU RELAY EMERGENCY VEHICLE ROOF LAMP RELAY EXT- ERIOR ILLUM- INATION LAMPS RELAY EXTERIOR ILLUM LAMPS RELAY F/ PUMP RELAY F/PMP RELAY F/PMP RELAY RVC FUSE FOG LAMP RELAY FOG LP RELAY FOG LP RELAY FTP IN HIGH BEAM FOGLAMP RELAY FUEL PUMP RELAY GLOW PLUG RELAY GLOW PLUG/ INTAKE HEATER RELAY ASSEMBLY HDLP LOW RELAY HDLP-HI RELAY HEADLAMP RELAY HEADLAMP ROOF SWITCH BEACON RELAY HORN RELAY HOT IN ACC, RUN, BULB TEST OR W/RAP RELAY ENERGIZED HOT IN ACC, RUN, BULB TEST, START, WITH RAP RELAY ENERGIZED HOT WITH PARKLAMP RELAY ENERGIZED HOT WITH RAP RELAY ENERGIZED I/P RELAY BLOCK IGN 1 RELAY INADVERTANT POWER RELAY INADVERTENT POWER RELAY INTAKE AIR HEATER RELAY LOCK RELAY MOBILE RADIO RELAY PARK LAMP RELAY PARK LP RELAY PARKLAMP RELAY POWER TAKE OFF RELAY PPL IA HTR FICM RELAY LOW REF PPL IA HTR RLY FICM RELAY LOW REF PPL PTO CONTROL ECM RELAY PTO TAKE OFF SWITCH/RELAY PWR MAINT RELAY RAP 1 RELAY RAP 2 RELAY RAP RELAY CTRL INADVERTENT PWR RLY CTRL HORN RLY CTRL REAR DEFOG RELAY REAR DEFOGGER RELAY RELAY CNTRL RELAY CTRL RELAY CTRL A/C COMP RELAY RELAY RELAY/ FUSE ROOF BEACON RELAY ROOF BEACON RELAY (AT LOWER LEFT "B" PILLAR SECONDARY FUEL PUMP RELAY SGCM COOL PMP/FAN RELAY STARTER RELAY SUNROOF RELAY UNLOCK LOCK RELAY RELAY UNLOCK RELAY W/S WASH RELAY WDO DN RELAY WDO UP RELAY WINDOW DOWN RELAY WINDOW UP RELAY WINDSHIELD WASHER RELAY CNTRL WRECKER RELAY

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TP SENSOR 1 SIG 492 432 MAF SENSOR SIG TURBOCHARGER SIG TUR VANE POS SIG APP SENSOR 2 SIG 2931 6265 LOW REF CMP SENSOR SIG ACCELERATOR PEDAL POSITION SENSOR AIR TEMP SENSOR AMBIENT AIR TEMPERATURE SENSOR (IN RIGHT FRONT BUMPER FILLER ASSEMBLY AMBIENT LIGHT SENS SIG RIGHT SUNLOAD SENSOR SIG LEFT SUNLOAD SENSOR SIG AMBIENT LIGHT SENSOR AMBIENT PHOTO SENSOR APP SENSOR 1 SIG APP SENSOR 2 SIG LOW REF AUTOMATIC TRANS- MISSION INPUT SHAFT SPEED SENSOR AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BARO SENSOR BOOST SENSOR CAMSHAFT POSITION SENSOR CKP SENSOR SHIELD CKP SENSOR SIG CMP SENSOR SHIELD CRANKSHAFT POSITION SENSOR CRUISE ENGAGE OUT SPEED SENSOR INPUT DRIVER DRIVER SEAT SEAT FRONT HORIZONTAL VERTICAL POSITION MOTOR SENSOR DRIVER SEAT BOLSTER MOTOR POSITION SENSOR DRIVER SEAT FRONT VERTICAL POSITION SENSOR DRIVER SEAT HORIZ- ONTAL POSITION SENSOR DRIVER SEAT LUMBAR MOTOR POSITION SENSOR DRIVER SEAT REAR VERTICAL POSITION SENSOR DRIVER SEAT RECLINER MOTOR POSITION SENSOR EGR MOTOR HIGH LOW REF A/C REFRIG SIG FUEL LEVEL SENSOR SIG EGR VAL POS SIG ECT SENSOR SIG ENGINE OIL PRESSURE SENSOR FLUID TEMP SENSOR FRONT PROPSHAFT SPEED SENSOR FRP SENSOR SIG FUEL COMPOSITION SENSOR FUEL PRESSURE SENSOR FUEL PRESSURE SENSOR SHIELD FUEL TEMPERATURE SENSOR HALL EFFECT SENSOR HEATED HEATED OXYGEN OXYGEN SENSOR SENSOR BANK 1 BANK 2 SENSOR 2 SENSOR 2 HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 IAT SENSOR IAT SENSOR 2 SIG IAT SENSOR SIG INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM SENSOR INFLATABLE RESTRAINT PASSENGER SEAT BELT TENSION RETRACTOR SENSOR INPUT SPEED SENSOR INPUT SPEED SENSOR SUMP TEMPER- ATURE SENSOR INSIDE TEMPERATURE SENSOR PNK ASSEMBLY WIRE LEFT FRONT TIRE PRESSURE MONITOR SENSOR SOLID STATE LEFT FRONT WHEEL SPEED SENSOR LEFT REAR TIRE PRESSURE MONITOR SENSOR SOLID STATE LEFT SOLAR SENSOR LOW REF APP SENSOR 3 SIG LOW REF LOW REF APP SENSOR 2 SIG PPL POWERTRAIN FUEL CONTROL COMPOSITION MODULE SENSOR PRESSURE SWITCH MANIFOLD VEHICLE SPEED SENSOR REAR OBJECT SENSOR CONTROL MODULE REAR PROPSHAFT SPEED SENSOR REV TFT SENSOR TRIM SOLENOIDS RIGHT FRONT TIRE PRESSURE MONITOR SENSOR SOLID STATE RIGHT FRONT WHEEL SPEED SENSOR RIGHT INFLATABLE RESTRAINT SIDE IMPACT SENSOR RIGHT REAR TIRE PRESSURE MONITOR SENSOR SOLID STATE RIGHT SOLAR SENSOR RR LIGHT PHOTO SENSOR SECURITY SENSOR SENSOR GROUND SENSOR SIGNAL SENSOR GROUND SPARE TIRE PRESSURE MONITOR SENSOR SOLID STATE SPEED SENSOR OUT STEERING TRANSMISSION WHEEL SHIFT SPEED/ POSITION SELECT SENSOR SWITCH STEERING WHEEL SPEED/ POSITION SENSOR STEERING WHEEL SPEED/POSITION SENSOR SUMP TEMPER- ATURE SENSOR FORCE MOTOR SOLENOIDS TAMPER SENSOR TFT SENSOR TFT SENSOR TRIM SOLENOIDS TR SW SIG B TFT SENSOR SIG TURBINE SPEED SENSOR TURBOCHARGER VANE POSITION SENSOR VACUUM SENSOR VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR ADAPTER WASHER FLUID LEVEL SENSOR WATER IN-FUEL SENSOR

22 5 20 SERIAL DATA DOOR AJAR SWITCH LOW REFERENCE 80 817 IGN KEY SWITCH VSS LF DR UNLK IN A/C LOW PRESSURE SWITCH A/C ON SWITCH A/C SWITCH A/T FLUID PRESSURE MANUAL MANUAL VALVE POSITION SWITCH A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH A/T INSTRUMENT SHIFT PANEL HEADLAMP LOCK CLUSTER SWITCH SOLENOID AUTOMATIC TRANSMISSION TRANSFER CASE SHIFT SHIFT LOCK CONTROL SOLENOID SWITCH BACKUP LAMP SWITCH BLOWER MOTOR CONTROL SWITCH BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH CARGO LAMP SWITCH CARGO/ FOG LAMP SWITCH CLEARANCE SWITCH CLUTCH START SWITCH SIGN CLUTCH STOPLAMP SWITCH COOLANT LEVEL SWITCH CRUISE CONTROL ON/OFF SWITCH DOME LAMP DEFEAT SWITCH DOME LAMP SWITCH DOOR LOCK SW IN DOOR UNLOCK SW IN IGNITION KEY SWITCH DRIVER DOOR LOCK SWITCH DRIVER HEATED SEAT SWITCH DRIVER LUMBAR/ BOLSTER SWITCH DRIVER MEMORY SEAT SWITCH DRIVER MINI WEDGE SWITCH DRIVER POWER DOOR LOCK SWITCH DRIVER POWER WINDOW/ DOOR LOCK SWITCH DRIVER REAR WINDOW/ SEAT DOOR LOCK AUDIO SWITCH CONTROLLER DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT BELT SWITCH DRIVER SEAT BOLSTER/ LUMBAR SWITCH DRIVER SHIFT REQUEST SWITCH DRIVER SWITCH DRIVER WINDOW SWITCH DRIVER WINDOW/ DOOR LOCK SWITCH DRIVER WINDOW/ DOOR LOCK SWITCH RIGHT UP RIGHT DOWN DRIVER WINDOW/DOOR LOCK SWITCH DRIVER'S SEAT ADJUSTER SWITCH ENGINE OIL LEVEL SWITCH FOG LAMP SWITCH FRONT PASSENGER DOOR LOCK SWITCH FRONT PASSENGER DOOR LOCK SWITCH FRONT PASSENGER WINDOW SWITCH FRONT PASSENGER HEATED SEAT SWITCH FRONT PASSENGER LUMBAR/ BOLSTER SWITCH FRONT PASSENGER MINI WEDGE SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH FRONT PASSENGER SEAT BELT SWITCH FRONT PASSENGER WINDOW SWITCH FRONT PASSENGER WINDOW/ DOOR LOCK SWITCH FRONT PASSENGER WINDOW/DOOR LOCK SWITCH HAZARD LAMPS SWITCH HAZARD SWITCH HEADLAMP DIMMER SWITCH HEADLAMP LEVELING SWITCH HEADLAMP SWITCH HEADLAMP, PANEL DIMMER SWITCH HOT WITH BACK-UP LAMP SWITCH CLOSED HOT WITH STOPLAMP HOT AT SWITCH ALL TIMES DEPRESSED HOT WITH STOPLAMP SWITCH DEPRESSED I/P MODULE DISABLE SWITCH SIGNAL IGNITION KEY ALARM SWITCH IGNITION KEY ALARM TOW/HAUL SWITCH SWITCH IGNITION SWITCH INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT I/P MODULE SWITCH INSTRUMENT PANEL CLUSTER TURN SIGNAL/ MULTIFUNCTION SWITCH INSTRUMENT TURN SIGNAL/ PANEL MULTIFUNCTION CLUSTER SWITCH INTERIOR LAMP DEFEAT SWITCH INTERNAL MODE SWITCH KEY SWITCH LEFT CONTROL SWITCH LEFT HAND CONTROL SWITCH LEFT INFLATABLE RESTRAINT SEAT POSITION SWITCH LEFT POWER DOOR LOCK SWITCH LEFT POWER WINDOW SWITCH LEFT POWER WINDOW/ DOOR LOCK SWITCH LEFT REAR MINI WEDGE SWITCH LEFT REAR WINDOW SWITCH LEFT STEERING WHEEL AUDIO CONTROL SWITCH LIFTGATE AJAR SWITCH LIFTGATE KEY SWITCH LOWER LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY LOWER RIGHT STEERING WHEEL CONTROL SWITCH ASSEMBLY MEMORY DRIVER SEAT HEATED MODULE SEAT SWITCH UPLEVEL MEMORY/ HEATED SEAT SWITCH MEMORY/HEATED SEAT SWITCH MULTI- FUNCTION ACCESSORY SWITCH MULTI- TRACTION FUNCTION CONTROL ACCESSORY SWITCH SWITCH MULTIFUNCTION ACCESSORY SWITCH MULTIFUNCTION TRACTION ACCESSORY CONTROL SWITCH SWITCH OUTSIDE MEMORY REAR VIEW SEAT MIRROR SWITCH SWITCH OUTSIDE REARVIEW MIRROR SWITCH PARK BRAKE SWITCH PARK/ NEUTRAL POSITION SWITCH PARK/NEUTRAL POSITION SWITCH PASS SWITCH PASS- ENGER LUMBAR/ BOLSTER SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER WINDOW/ DOOR LOCK SWITCH PASSENGER WINDOW/DOOR LOCK SWITCH POWER TAKE OFF SWITCH PRESSURE SWITCH MANIFOLD PWR WND SWITCH LR DOWN SIGNAL PWR WND SWITCH LR UP SIGNAL PWR WND SWITCH RR DOWN SIGNAL PWR WND SWITCH RR UP SIGNAL REAR DEFOG SWITCH REAR PARKING ASSIST DISABLE SWITCH REAR WHEEL STEERING MODE SELECT SWITCH REAR WHEEL STEERING SWITCH RECIRC SWITCH RESUME/ ACCEL CRUISE CONTROL ON/OFF SWITCH RIGHT CONTROL SWITCH RIGHT HAND CONTROL SWITCH RIGHT INFLATABLE RESTRAINT SEAT POSITION SWITCH RIGHT REAR MINI WEDGE SWITCH RIGHT REAR WINDOW SWITCH RIGHT STEERING WHEEL AUDIO CONTROL SWITCH ROOF BEACON SWITCH ROOF THERMO BEACON CUPHOLDER SWITCH ASSEMBLY SELECTABLE BATTERY RIDE MONITOR SWITCH SELECTABLE PANEL RIDE SWITCH CLUSTER SELECTABLE RIDE SWITCH SELECTABLE RIDE SWITCH INSTRUMENT PANEL CLUSTER SELECTOR SWITCH STOP LAMP SWITCH STOPLAMP CLUTCH SWITCH SWITCH STOPLAMP SWITCH STOPLAMP TRANSFER SWITCH CASE SHIFT MODULE SUNROOF SWITCH SWITCH POWER SWITCH SIG TOW/HAUL SWITCH TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL SWITCH TRANSFER CASE SHIFT CONTROL SWITCH TRACTION CONTROL SWITCH TRANSMISSION SHIFT SELECT SWITCH TURN SIGNAL/ MULITFUNCTION SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH TURN/ HAZARD SWITCH UNLOCK DOOR LOCK SWITCH UPPER LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY UPPER RIGHT STEERING WHEEL CONTROL SWITCH ASSEMBLY VIEW ROOF BEA- CON SWITCH MIRROR WINDOW LOCKOUT SWITCH WINDOW SWITCH PASSENGER WINDSHIELD HAZARD WIPER/WASHER LAMPS SWITCH SWITCH WINDSHIELD WASHER SWITCH WINDSHIELD WINDSHIELD WIPER WIPER SWITCH HIGH SIGNAL SIGNAL WINDSHIELD WIPER SWITCH SIGNAL WINDSHIELD WIPER/ WASHER SWITCH

1 2 3 4 5 6 7 PNK PNK WIRE 1 2 PNK WIRE 2 3 4 5 6 7 8 PNK WIRE 3 4 PNK WIRE 4 HI IND CONTROL DIFF LOCK IND CONTROL 4 HI IND CONTROL PNK WIRE 5 10 11 PNK MEM 2 SW SIG MEM 1 SW SIG SPLY VOLTAGE WIRE 8 7 4 3 PNK LOW REF MIR SIGNAL MIR SENS LOW REF MIR HTR LOW REF WIRE 8 7 PNK WIRE 8 GA-BLK/WHT WIRE 9 10 11 12 13 PNK WIRE 9 10 PNK WIRE 10 11 12 13 14 15 16 AUD OUT - DRAIN WIRE 10 12 PNK WIRE 12 13 14 PNK WIRE 16 5 PNK WIRE 18 19 PPL PNK PNK WIRE 23 24 PNK WIRE 25 26 PNK WIRE 29 30 31 PNK WIRE 32 33 34 PNK WIRE 33 34 35 PNK WIRE 56 39 PNK IGNITION PARK/NEUTRAL SIG WIRE 610 610 PNK PNK WIRE 1851 372 GROUND AUD OUT - DRAIN WIRE 2061 2062 1732 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 2061 2062 1792 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE (OR RED/ WIRE ABS IND PNK WIRE BARE DRAIN WIRE BARE DRAIN WIRE R SPK OUT- L SPK OUT- B+ BLK WIRE BLK/ GRY WIRE BLK/ WHT WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK BLU/BLK WIRE DK BLU/RED WIRE DK BLU/WHT WIRE DK GRN GRY WIRE DK GRN WIRE DK GRN/RED WIRE DK GRN/WHT WIRE DK PNK WIRE DK PPL PNK WIRE DRAIN WIRE FOG LAMP RLY CTRL DRL OFF IND CTRL HEADLAMP ON IND CTRL 5 VOLT REF PPL PNK WIRE GRN DK WIRE GRN WIRE GRN/BLK WIRE GROUND AUD OUT - DRAIN WIRE GRY BLK/ WIRE GRY DK GRN WIRE GRY LT GRN WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HIGH CONTROL LOW CONTROL LOW CONTROL INDICATOR CONTROL DISABLE SIGNAL PNK WIRE IGN SW SIG IGN 1 VOLTAGE PNK WIRE IGNITION COIL PNK WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN GRY WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/BLU WIRE LT GRN/GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE LT PNK WIRE M/T PNK WIRE MIC SUP VOLT MIC SIG RF AUD SIG- LF AUD SIG- LF AUD SIG+ RF AUD SIG+ DRAIN WIRE NCA NCA WIRE NCA WIRE OFF PNK WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE OTHERS PNK WIRE PNK 1 2 3 4 5 6 7 WIRE PNK 1 2 WIRE PNK 4.8L, 5.3L, 4.3L 6.0L, 8.1L WIRE PNK 7 8 9 WIRE PNK 10 11 12 WIRE PNK 11 12 13 14 15 16 17 WIRE PNK 12 13 14 WIRE PNK 18 19 WIRE PNK 23 24 25 26 27 WIRE PNK 451 2522 420 WIRE PNK 746 149 WIRE PNK 1045 1044 WIRE PNK 1049 2362 2361 WIRE PNK A/T WIRE PNK BARE WIRE PNK FLD PRESS SW SIG 1 VSS SIG HIGH WIRE PNK I/P MOD DISABLE SW SIG WIRE PNK IGN 0 VOLT WIRE PNK IGN 1 + CHMSL + CHARGE IND GENERATOR 2 SIG WIRE PNK IGN 1 VOLT WIRE PNK IGN B+ REF LOW PTO ENABLE SENS GND WIRE PNK IGN B+ REF LOW PTO ENABLE SW REF LOW GND WIRE PNK IGNITION 1 IGNITION 3 SEAT BELT INPUT PARK BRAKE SW WIRE PNK INSTRUMENT PANEL CLUSTER WIRE PNK M/T WIRE PNK PANEL CLUSTER WIRE PNK PNK 2 3 WIRE PNK PNK 4 5 6 7 8 9 10 11 12 13 WIRE PNK PNK 11 12 13 WIRE PNK PNK 13 14 WIRE PNK PNK 14 15 WIRE PNK PNK 27 28 WIRE PNK PNK 28 29 WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK POWER DISTRIBUTION SYSTEM WIRE PNK PNK WIRE PNK PPL WIRE PNK RADIO ON SIG WIRE PNK W/ FRONT PASSENGER/ CHILD PRESENCE DETECTOR WIRE PNK WIRE PNK/ SEATS SYSTEM WIRE PNK/BLK WIRE PNK/WHT WIRE PNK/YEL WIRE PPL PNK PNK 28 29 WIRE PPL PNK PNK WIRE PPL PNK WIRE PPL/BLK WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/LT GRN WIRE RED/WHT WIRE RUN WIRE SPLICE PACK PNK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 GROUND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 GROUND EGR SOL CTRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 GND TCC CTRL SEC FUEL PMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 HALL A SIG HALL B SIG SENS GND POS 2 SIG 1 2 3 4 5 6 7 8 9 10 11 12 GROUND 1 2 3 4 5 6 7 8 9 10 11 12 GROUND EGR SOL 1 2 3 4 5 6 7 8 LOW REF 1 2 6 8 16 GND TCC PWM PC SOL HI PC SOL LO 1 2 6 9 GROUND LT TURN SIG VOLT LT DOOR LMP PWR LT DOOR LMP GND 1 2 8 VOICE SIGNAL VOICE LOW REF 1 14 26 SUPPLY VOLTAGE SUPPLY VOLTAGE LOW REF 1 40 75 10 9 GROUND GROUND IGNITION CAN LOW CAN HIGH 1-2 SOL 2 HI IND CONTROL 2-3 SOL 2-HI IND 3 2 1 PPL 3 2 PPL 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RT AUD + 3-2 SOL 3-2 SS CTRL REF LOW 4 5 BARE 4 5 RF + GROUND 4 HI 4 LO 4 LO IND CONTROL 4-HI IND 4-LO IND 4.3L 4.3L 8 GA- 4.8L, 5.3L, 6.0L, 8.1L 5 6 7 8 9 10 11 12 13 14 15 PPL 5 9 RT DOOR LMP PWR RT DOOR LMP GND 5 20 22 DOOR AJAR SW SIG DOOR SW LO REF SERIAL DATA 5 VOLT REF 5 VOLT REF CLASS 2 SERIAL DATA 5.3L FLEX FUEL 5.3L W/DUAL BATTERIES 6 7 8 9 10 11 12 13 14 15 16 PPL 6-SPEED M/T 5-SPEED A/T 7 8 SUPPLY VOLT LOW REF 8 13 LAMPS GRND 8.1L 9 18 15 2 1 GROUND IGNITION CLASS 2 SERIAL DATA CAN DATA LO CAN DATA HI 9 22 42 SERIAL DATA STP LP SUPPLY VSS SIG 11 10 5 SPLY VOLTAGE MEM 1 SW SIG MEM 2 SW SIG 11 12 PPL 12 11 10 9 8 7 6 5 4 3 2 1 COM AUD SIG 12 V REDF GROUND LOW REF FUEL PRES REG 12 V REF GROUND LOW REF FUEL PRES REG 12 VOLT REF TCC SOL 13 8 GRND LAMPS 15 14 33 SERIAL DATA SERIAL DATA TCC BRK SW 16 59 18 CRUISE ON INPUT CRUISE RELEASE SW CHMSL SUPPLY VOLT PPL 16 59 CRUISE ON INPUT CRUISE RELEASE SW PPL 19 20 LR - LR + 20 21 PPL 20 50 VSS LOW VSS SIG 20 SERIES 22 3 11 SERIAL DATA LEFT SEAT BELT LOW REFERENCE 22 3 18 SERIAL DATA LOW REFERENCE LEFT DOOR AJAR SW 22 11 SERIAL DATA LT TURN SIG VOLT 22 26 SERIAL DATA RT TURN SIG 23 1786 420 STARTING/ CHARGING SYSTEM 27 28 29 PPL 28 29 30 PPL 28 29 PPL 30 SERIES 30 SERIES 20 SERIES 32 61 34 10 CPP SW CRUISE ON INP SET/COAST SW RES/ACC SW 35 18 22 CPP SW SET/COAST SW RESUME/ACCEL SW 40 12 17 MIL CONTROL SIGNAL HIGH - FRONT PTO STATUS 40 60 VSS LOW VSS HIGH 41 46 54 57 58 59 63 72 74 75 LO REF 46 12 21 1 40 MIL CONTROL TRANS MIL REQUEST SIGNAL HIGH - FRONT GROUND GROUND 46 53 21 1 40 MIL CONTROL TRANS MIL REQUEST SIGNAL HIGH - FRONT GROUND GROUND 50 21 VSS VSS HIGH VSS LOW 58 34 CLASS 2 SERIAL DATA PARK/NEUTRAL SIG 58 35 SERIAL DATA CPP SW 73 36 GROUND GROUND 508 84 439 440 1868 87 CRUISE CONTROL SYSTEM 508 84 439 440 1868 87 CRUISE SYSTEM 511 1947 1946 546 1851 LF AUD SIG+ LF AUD SIG- RR AUD SIG- RR AUD SIG+ GROUND 511 1947 1946 546 1851 LF SPK OUT+ LF SPK OUT- RR AUD SIG+ RR AUD SIG- GROUND 599 1547 1546 512 LR AUD SIG + LR AUD SIG - RF AUD SIG - RF AUD SIG + 599 1547 1546 512 LR AUD SIG + LR AUD SIG - RF SPK OUT - RF SPK OUT + 599 1547 1546 512 LR SPK OUT + LR SPK OUT - RF SPK OUT - RF SPK OUT + 632 1324 CRUISE CONTROL SYSTEM 748 747 RIGHT REAR DOOR AJAR SW SIG LEFT REAR DOOR AJAR SW SIG 812 1140 1969 1080 1353 ANTI-THEFT SYSTEM 940 1985 2432 5 VOLT REF 5 VOLT REF HTD SEAT BACK PWR 940 1985 2432 5 VOLT REF RECLINE MTR POS SEN SIG HTD SEAT BACK PWR 986 1694 433 492 TRANSMISSIONS SYSTEM 1257 1258 TORSO BOLSTER IN CTRL TORSO BOLSTER OUT CTRL PPL 1523 1521 1520 HORIZ RWD SW SIG REAR VERT DN SW SIG FRT VERT DN SW SIG 1694 1478 TRANSMISSION SYSTEM 2407 5701 1269 LUM MTR FWD CTRL TORSO BLSTR IN SW SIG RECLINE FWD SW SIG 2408 5702 LUM MTR RWD CTRL TORSO BLSTR OUT SW SIG RECLINE RWD SW SIG 2425 1048 HEATED SEAT TEMP SIG CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM 2425 1048 SEATS SYSTEM HEATED SEAT TEMP SIG CLASS 2 SERIAL DATA 2467 1694 TRQ RESPONSE 2524 806 1786 STARTING SYSTEM 2524 806 1786 STARTING/CHARGING SYSTEM 2755 2530 5425 LOW REF FUEL PRESS VOLT INJ + GROUP 4 INJ 6 INJ 3 5764 470 380 1589 INSTRUMENT CLUSTER SYSTEM 8600 GVW OR LESS GREATER THAN 8600 GVW (8 GA- (DASH HARN, (EXCEPT (IN BODY HARNESS, (IN CAMPER (IN ENG HARN, (LOWER LEFT (NOT (OR (OR DK (W/O DUAL REAR AXLE (W/ DUAL REAR AXLE A/C CLU A/C COMP CL RLY CTRL A/C COMPRESSOR CLUTCH A/C HIGH PRESS SW A/C ON A/C RECIRC A/C REF PRE SENS SIG A/C REQ A/C REQUEST A/C SYSTEM A/C SYSTEM 1310 419 A/C SYSTEM 1310 419 1223 1222 1827 A/C SYSTEM A/C SYSTEM A/C SYSTEM INSTRUMENT CLUSTER SYSTEM A/C SYSTEM STARTING/CHARGING SYSTEM A/C SYSTEM STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM A/T ISS SIG LOW VSS SIG LOW A/T M/T A/T SHIFT LEVER ABS IND. ACCESSORY POWER OUTLET ACCESSORY VOLTAGE ACT CNTRL ACTIVE, ELECT SHIFT TRANSFER CASE ACTIVE, ELECT SHIFT TRANSFER CASE ACTIVE, MANUAL SHIFT TRANSFER CASE ACTIVE, MANUAL SHIFT TRANSFER CASE AIR BAG AIR BAG IND AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM 1851 1059 2090 11 AJAR SW ALL OTHER GAS 4.3L ALLISON TRANSMISSION ALO: W/ FRONT PASSENGER/ CHILD PRESENCE DETECTOR AMBIENT LIGHT SENS LO REF AMBIENT LT SENS DRL SW SIG FOG LP SW SIG HDLP DIM SW SIG ANALOG CLOCK AND CREW AND CREW CAB W/O ANL/DRL DEFEAT ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS SYSTEM APP 1 APP 3 APP 3 APP 1 APP SENS APP SENS 1 APP SENS 2 APP SENS 3 APP SENSE AUTO A/C AUTO A/C EXC AVALANCHE/ ESCALADE EXT AUTO HEAD AUTO PARK AUTO PARK HEAD AUTOMATIC LEVEL CONTROL COMPRESSOR AUTOMATIC TRANSAXLE AUTOMATIC TRANSMISSION AUXILARY POWER OUTLET AVALANCHE/ ESCALADE EXT AXLE SW SIG B+ CLS 2 DATA B+ CLS 2 DATA CLS 2 DATA SENS GND REF LOW B+ CLS 2 DATA CLS 2 DATA SENS RTN REF LOW B+ PWR WND LOCKOUT LR SIGNAL B+ PWR WND LOCKOUT RR SIGNAL B+ SUNROOF MTR OPEN SUNROOF MTR CLOSE GRD B+ VOLT B+ VOLT SERIAL DATA B/U LMP VLT B/U LMPS SIG BACK ONLY IND BACK ONLY SELECT BACK UP VOLTAGE BACK, CUSHION SELECT BACK-UP ALARM BACK-UP LAMPS CIRCUIT BACKUP VOLT BARE 4 5 BARE 6 7 8 9 10 11 12 13 14 15 16 17 BARE 7 8 9 10 11 12 13 14 15 16 17 18 BARE BARE BARO SENS MAF SENS BARO SENS SIG MAF SENS BARO SENS SIG MAF SENS SIG BASE CASE GND GND B+ VOLT BASE CREWCAB BASE EXCEPT CREW CAB 3 BULBS UPLEVEL, CREW CAB CLEARANCE LAMPS BASE OR UPLEVEL BATT + BATT POS VOLT BCK, CSH SELECT BCM CLASS 2 SERIAL DATA BLUNT CUT (W/ CAMPER BLUNT CUT BLUNT CUT BLUNT CUT) BODY JUNCTION BLOCK BOSE EXC LUXURY BRAKE CONTROL BRAKE FLUID LEVEL SW IN BRAKE IN BRAKE IND BRAKE INPUT SERIAL DATA BREAKOUT) BUS - CAMPER EXTENSION CAN DATA HI CLASS 2 DATA CAN DATA LO CAN HI CAN LOW CAN LOW CLASS 2 DATA CAN-LOW CAN-HIGH CARGO LP SW DOME LP SW DOME LP DFT CARGO LP SW DOME LP SW RT DR JAMB LT DOOR JAMB DOME LP DFT CASE GROUND CCP SW CD PLAYER CD PLAYER REMOTE PLAYBACK DEVICE CD PLAYER- REMOTE PLAY- BACK DEVICE CFAN LO RLY INJ 7 CTRL INJ 4 CTRL CHEVY GMC CHEVY GMC CIGAR LIGHTER CKP SIGNAL CLASS 2 DATA CLASS 2 SER DATA CLASS 2 SER DATA LO PRESS SENS SIG CLASS 2 SERIAL CLASS 2 SERIAL DATA CLASS II DATA AXLE CTRL AWD IND 4-LO IND 4-HI IND CLEARANCE LAMPS CLOSED OPEN CLU RLY CTRL CLUTCH CRANK VOLT SW SIGN CLUTCH SW AXLE SW SIG VSS LOW SIG VSS HIGH SIG CMP ECT SIG IGN CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL PTO ENGAGE CMP SIG ECT SIG OFF/RUN/CRK COLUMN SHIFT COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CAN DATA LO COMPUTER DATA LINES SYSTEM SERIAL DATA CONVENIENCE PACKAGE CONVENIENCE PACKAGE COMFORT AND DECOR LEVEL #3 CONVENIENCE PACKAGE COMFORT, DECOR LEVEL #3 COOLANT LEV COOLANT LEVEL SIG COOLANT TEMP GAUGE COOLING FANS SYSTEM COURTESY LAMPS ON SIG DOOR UNLOCK CTRL CPP SW SIG CRANK SIGN CRANK VOLTAGE CREW CAB CREW CAB CREW CAB CREW CAB ONLY CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM CRUISE SET SW SIG CRUISE ENG CRUISE ENGAGE IN CRUISE IND CRUISE PTO CRUISE REQ CRUISE SYSTEM CSS SIG AXLE SW SIG VSS LOW SIG VSS HIGH SIG AT ISS HIGH SIG AT ISS LOW SIG CTRL RECIRC DOOR CYCLE SIG DATA BUS - DATA BUS - VSS SIG DATA BUS H DATA BUS H DATA BUS L DATA BUS L DATA LINES DEFOGGER SYSTEM DEL TORQUE DEL TORQUE SIG DELIVD TORQUE DELIVERED TORQ DELIVERED TORQ PC SOL HI CTRL DELIVERED TORQ PC SOL HI EGR CTRL PC SOL LO FUEL PMP RPM OUT RECIRC SW DIC MODE SW DIC TOGGLE SW DIC SW SIG DIC FUEL SIG DIESEL GAS DIESEL ONLY DIGITAL RADIO RADIO RECEIVER DIGITAL RADIO RECEIVER DIGITAL RADIO RECEIVER BARE DIGITAL RADIO RECEIVER RADIO DIM IN DIMMING INPUT DIMMING RETURN DIMMING RT AUD + LF AUD + AUD OUT - GROUND SERIAL DATA B+ DK DK DK DK PPL DK LT DK LT DK DK NOT USED DK PPL DK USED DOOR JAMB SW IN DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOWN UP DRIVER BACK HEATED SEAT ELEMENT DRIVER CUSHION HEATED SEAT ELEMENT DRIVER DOOR KEY SW SIG LF DR OPEN SW SIG FRONT FOG LP SW INT LP DEFEAT SW SIG DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE DRIVER DRIVER SEAT SEAT BOLSTER LUMBAR DRIVER INFO CENTER DRIVER INFOR- MATION CENTER DRIVER INFORMATION CENTER DRIVER INFORMATION CENTER SPLICE PACK DRIVER MIRROR DRIVER OUTSIDE REAR- DRIVER OUTSIDE REARVIEW MIRROR DRIVER WINDOW DRL DEFEAT DRL OFF EARLY SIERRA PRO EGR CTRL ELECTRO- CHROMIC ELECTROCHROMIC MIRROR ELECTRONIC SUSPENSION SYSTEM EMER- GENCY VEHICLE ENCODER LOGIC ENCODER LOW GROUND ENCODER RTN ENCODER SIG ENG ON SIG ENG SPD SERIAL IGN 1 ENG SPEED SIG ESCALADE EXT EVAP CANP CTRL EVAP VENT CTRL MIL CTRL EVAP VENT CTRL MIL CTRL 2-3 SS CTRL 1-2 SS CTRL VSS OUT VSS OUT TFT SENS SIG EVAP VENT MIL CTRL EVAP VENT MIL CTRL 2-3 SS 1-2 SS VSS OUT VSS OUT TFT SENS SIG GEN F EXC 8.1L W/O CALIF LEV EXC 8.1L W/O CALIFORNIA LEV EXC AVALANCE/ ESCALADE EXT ESCALADE EXC BASE EXC CAD EXT CAD EXC ESCALADE EXT EXC LUXURY EXC LUXURY LUXURY EXC SEO EXCEPT 4.3L EXCEPT 4.3L BASE EXCEPT 5.3L FLEX FUEL EXCEPT 6.0L 6.0L EXCEPT 6.6L VIN 2 6.6L VIN 2 EXCEPT 8.1L EXCEPT 8.1L 8.1L EXCEPT CONVENIENCE PACKAGE EXCEPT CREW CAB EXCEPT CREW CAB CAB EXCEPT CREWCAB EXCEPT LIGHT DUTY EXCEPT LUXURY EXCEPT SEO EXCEPT SIERRA EXTERIOR LAMPS FAN DN FAN UP FLASH TO PASS FLD PRESS SW SIG 4 TCC PCS LOW FLD PRESS SW SIG 2 TURB SPEED SW SIG FOG LP RLY CTRL EXTERIOR COURTESY LPS RLY CTRL FOG LP SW FTP IN AL SENS SIG AL SENS REF FOUR WHEEL STEERING FOUR WHEEL STEERING FOUR WHEEL STEERING FR DN FR UP FWD FRONT DN FRONT FRONT PASSENGER PASSENGER SEAT SEAT BOLSTER LUMBAR FRONT PASS- ENGER OUTSIDE REAR- VIEW MIRROR FRONT PASSENGER BACK HEATED SEAT ELEMENT FRONT PASSENGER CUSHION HEATED SEAT ELEMENT FRONT PASSENGER DOOR COURTESY LIGHT FRONT PASSENGER DOOR LATCH ASSEMBLY FRONT PASSENGER DOOR MODULE FRONT UP FRONT VERT DN FRONT VERT UP FRT AXLE SW VSS LOW FRT DEF FRT DN FRT UP FT SHAFT LO FT SHAFT HI FT VERT DN CTRL FT VERT POS SEN FT VERT UP CTRL FUEL COMP SIG B+ CLS 2 DATA FUEL FUEL FUEL INJECTOR 4 INJECTOR 2 INJECTOR 8 FUEL FUEL INJECTOR 2 INJECTOR 6 FUEL FUEL INJECTOR 4 INJECTOR 8 FUEL GAUGE FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 FUEL INJECTOR 7 FUEL INJECTOR 8 FUEL INJECTORS FUEL LEV SENS FUEL LEV SENS SIG FUEL LEV SIG FUEL PMP RPM OUT RECIRC SW FUEL PRESS SIG FUEL SIG CTRL FUSIBLE LINK FUSIBLE LINK 1 FUSIBLE LINK 1 (8 GA- FUSIBLE LINK 2 FUSIBLE LINK 2 (8 GA- FUSIBLE LINK 3 FUSIBLE LINK 3 (8 GA- FUSIBLE LINK 4 FUSIBLE LINK 5 FUSIBLE LINK 5 (5 GA- FUSIBLE LINK 6 (5 GA- GARAGE DOOR OPENER GARAGE DOOR OPENER OVERHEAD CONSOLE GAS DIESEL GAS EXC 4.3L GAS ONLY GASOLINE DIESEL GASOLINE ONLY GEN 2 TO GEN F TRANS MIL FUEL LEV CYC SW IN GEN L GLOW PLUG 1 GLOW PLUG 2 GLOW PLUG 3 GLOW PLUG 4 GLOW PLUG 5 GLOW PLUG 6 GLOW PLUG 7 GLOW PLUG CONTROLLER GLOW PLUG RLY GLOW PLUGS GLOW RLY CTRL GND GND GND SENS GND PPL GND VSS OIL PRESS GRD B+ GROUND DISTRIBUTION SYSTEM GROUND L SPK OUT+ R SPK OUT+ GROUND LOW REF GROUND LSD GROUND LT AUD SIG RT AUD SIG GROUND R SPK OUT+ GROUND TEMP SEN ASS CTRL BLOWER SPEED CTRL HALL A SIG HALL B SIG SENS GND HALL C SIG HALL C SIG RLY VOLT SENS GND POS 1 SIG 5 VOLT REF HAZARD NORMAL HAZARD SW HEAD PARK HEADLAMP ON HEADLAMP SW HEADLAMP ON SIG HEADLAMP SW INPUT LED DIM SIG VSS HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HEAVY DUTY TRAILER WIRING HI BM RLY CTRL LO BM RLY CTRL DRL RLY CTRL FOG LP RLY CTRL HI HEAT IND HI LO HI LO OFF HI SPD GMLAN SERIAL DATA HI/LO BEAM SELECT HIGH BEAM IND HIGH CONTROL CLASS 2 SERIAL DATA HIGH SPEED GMLAN SERIAL DATA BUS + HLPS ON SIG FLASH TO PASS PK BRAKE SIG LOW REF HOR FWD HOR RWD HORIZ FWD HORIZ FWD CTRL HORIZ POS SEN HORIZ RWD HORIZ RWD CTRL HORNS SYSTEM HOT AT ALL TIMES HOT IN HOT IN ACC, RUN HOT IN ACC, RUN, START HOT IN ACCY, RUN, START HOT IN OFF, RUN OR START HOT IN OFF, RUN, START HOT IN PARK HOT IN RUN HOT IN RUN AND ACC HOT IN RUN AND START HOT IN RUN OR START HOT IN RUN, ACC, START HOT IN RUN, START HOT IN RUN, START OR W/ RAP ENERGIZED HOT IN START HVAC CONTROL ASSEMBLY HVAC MODULE I/P DIM IA HTR IA HTR COOL LEV IA HTR DIAG 1 COOL LEV IA HTR DIAG 1 COOL LEV SIG IA HTR DIAG 2 IA HTR SPLY COOL LEV SIG IAH COMM 1 IAH COMM 2 IAH CURRENT SIG IAH SIG IAH TEMP SIG IAH VOLT SIG IAT SIG IGN CTRL IGN CTRL IGN CTRL IGN CTRL PPL IGN 0 IGN 1 IGN 1 VOLT IGN 2,3,5,8 IGN 3 IGN 3 PRK BK SW SIG LT SEAT BELT SW TOW/HAUL SW SIG IGN 3 VOLT IGN CTRL IGN CTRL IGN CTRL IGN CTRL IGN FEED GND IGN FEED GND EGR GND IGN KEY SIG IGN KEY SW IGN POS IGN VSS SERIAL DATA CRUISE IND CLASS 2 DATA IGNITION 1 VOLTAGE IGNITION CLASS 2 DATA IGNITION COILS IGNITON 1 OFF/RUN/ ILLUM PWR IN OUT IN OUT IN INADVERT RLY INADVERTANT PWR SUPPLY IND CTRL PTO ENGAGE SIG PPL IND CTRL SET/COAST SIG IGN 1 BATT LOW REF RES/ACC SIG IND LOGIC INFLATABLE RESTRAINT I/P MODULE INFLATABLE RESTRAINT PASSENGER PRESENSE MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFLATABLE RESTRAINT STEERING WHEEL MODULE INFO NOT AVAIL INJ 1 INJ 1 CTRL INJ 1 CTRL INJ 4 CTRL INJ 1 CTRL INJ 4 CTRL EOP SIG INJ 1 CTRL INJ 4 CTRL EOP SIG VACUUM SIG INJ 2 INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 7 CTRL INJ 4 CTRL INJ 8 INJ 8 CTRL INJ 8 CTRL INJ 3 CTRL INSIDE DRIVER DOOR) INSIDE REARVIEW MIRROR INSIDE REARVIEW MIRROR INSTRUMENT INST PANEL DIMMING LED DIMMING SUPPLY I/P LAMPS DIM SUPPLY INST PANEL LP PWR AMBIENT LIGHT SEN SIG INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL CLUSTER VSS SIGNAL INTERIOR LIGHT SUSTEM INTERIOR LIGHTING SYSTEMS IPC CLASS 2 SERIAL DATA IPC SERIAL DATA KEY IN IGN SW SIG KEY SW KS SIGNAL KS SIGNAL CKP REQ TORQUE SERIAL DATA SERIAL DATA KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA KS SIGNAL PTO STATUS L SPK OUT- L SPK OUT+ LAMPS) LASS 2 SERIAL DATA LED DIM LEFT COOLING FAN LEFT DOWN LEFT FRONT DOWN LEFT FRONT UP LEFT FULL FEATURE SEAT LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT MARKER LAMPS LEFT POWER SEAT LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR TURN SIGNAL LEFT RIGHT LEFT TEMP CONTROL LEFT TURN LEFT TURN IND LEFT TURN IND RIGHT TURN IND LEFT TURN IN PARK RLY CTRL EXT LMPS RLY LEFT UP LEFT UP HORIZONTAL LEFT UP HORIZONTAL VERTICAL LEFT UP VERTICAL LEV SW SIG LEV SW SIG PTO ENABLE LF AUD + LF AUD + RT AUD + LF SPK OUT+ LF SPK OUT- RR SPK OUT+ RR SPK OUT- GROUND LF+ LIFT/DIVE SIG LIGHT DUTY LO OFF LO OFF PULSE LO PRESS SENS SIG RT TEMP DOOR CTRL LT TEMP DOOR CTRL LO PULSE LO WASHER FLUID LOW FUEL IND LOW HEAT IND LOW OFF LOW REF LOW REF APP SENS 1 FUEL TEMP SIG LOW REF APP SENS 1 SIG FUEL TEMP SIG LOW REF ENG SHUTOFF SIG CPP SW SIG LOW REF FP SENS TCC BRAKE LOW REF LOW REF LOW REF LOW REF MIL CONTROL A/C COMPRESS LOW REF MIR SIGNAL LOW REF SPLY VOLT LOW REF TUR VANE POS INJ + GROUP 3 INJ 5 INJ 4 5930 5423 PPL 845 844 LOW WASH LOWER RIGHT LR AUD SIG+ LR SPK OUT + LR SPK OUT - RF SPK OUT + RF SPK OUT - LT BACK-UP ALARM LT DK LT DK LT DK LT DOOR C.B. LT DOOR CIRCUIT BREAKER LT DOORS CIRCUIT BREAKER LT LT LT PICKUP ONLY LT TURN SIG LUM MTR FWD CTRL LUM MTR RWD CTRL LUM MTR RWD CTRL M/T A/T M/T ONLY MAF SIG MAP SIG MAF SIG MAP SIG CFAN HI RLY EVAP CANP CTRL MAF SIG MAP SIG RECIRC DOOR EVAP CANP MAIN LINE PRES 12 VOLT REF TCC SOL MAN A/C MANUAL A/C MANUAL SHIFT TRANSFER CASE MAP LAMPS MED HEAT IND MEM 1 MEM 2 MEMORY 1 SW PPL MEMORY 2 SW MEMORY SEAT MODULE MEMORY SEAT MODULE DRIVER MEMORY SET SW MEMORY SYSTEMS MERCHANDISED PACKAGE LUXURY EDITION MESSAGE CENTER MESSAGE DISPLAY VARIABLE DIMMING MESSAGE REQUEST MIL CNTRL WAIT TO START LO WASH FLUID VSS ENG SPEED SIG MIL CTRL MIL REQ MIL REQUEST MIL SIGNAL MIST HI MIST WASH MOBILE RADIO MODE CONTROL MODE DOOR CTRL MODE IND CTRL LAT ACCEL SIG MODULE GND 4-LO IND 4-HI IND NEUTRAL IND FT AXLE CTRL NEAR KICK PANEL) NEUTRAL IND NOISE COMPENSATION MICROPHONE NON BUCKET BUCKET NON- BUCKET NORMAL/ FIRM NOT USED NOT USED NOT USED OF TRANSFER CASE) OF TRANSMISSION) OFF BLOW MT CTRL LO PRESS SENS SIG RT TEMP DOOR CTRL LT TEMP DOOR CTRL OFF ON OFF ON SET OIL GAUGE OIL LEV OIL LEV PTO ENG KILL OIL LEV SW OIL LEV SW SIG OIL LEV SW SIG PTO ENG KILL OIL PRES SIG OIL PRESS SIG ON OFF ON-W/O ALO AUTO-W/ ALO ON/OFF SOLENOIDS OUT IN OVERDRIVE DEFEAT IND OVERHEAD CONSOLE PARK AUTO PARK LP RLY PARADE MODE PARK LP SIG PARK SW PARK/NEUTRAL SIG PASS SEAT BELT TENS LO REF PPS SENS LO REF PASS SEAT BELT TENS SIG GROUND PPS SENS SIG PASS- ENGER MIRROR PASSENGER DOOR MODULE PASSENGER DRIVER SEAT SEAT PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER PASSENGER SEAT SEAT BOLSTER LUMBAR PC SOL LO CTRL PMP RLY CTRL RPM OUT PERSONAL- IZATION PHASE A CTRL PHASE B CTRL PHASE C CTRL PICKUP UTILITY PICKUPS UTILITIES PLUG 1 V+ PLUG 2 V+ PLUG 3 V+ PLUG 4 V+ PLUG 5 V+ PLUG 6 V+ PLUG 7 V+ PLUG 8 V+ PLUG SIG PMP RLY CTRL RPM OUT POS A SIG POS B SIG POWER DISTRIBUTION POWER DISTRIBUTION SYSTEM POWER POWER DISTRIBUTION DISTRIBUTION SYSTEM SYSTEM POWER SEATS CIRCUIT POWER WINDOW SW LR DOWN SIG POWER WINDOW SW LR UP SIG PPL 2 PPL 5 6 7 8 PPL 20 21 PPL 21 22 PPL 28 29 PPL 28 29 30 31 PPL 1122 832 PPL 1132 PPL 1132 1036 1037 1047 1046 PPL ABS SYSTEM PPL BRK SW P/N SW CLUTCH SW PPL BRK SW SIG P/N SIG CPP SW SIG INJ 1 CTRL INJ 6 CTRL PPL CRANK VOLT PPL CRANK VOLT TORQUE SIG PPL DK PPL DRIVER INFORMATION CENTER SPLICE PACK PPL ENABLE SIG PPL FT SHAFT LO FT SHAFT HI PPL FUEL LEV CYC SW IN PPL FUEL LEV SENS PPL FUEL LEV SIG PPL HIGH PPL HIGH BEAM INPUT INTERIOR PARK LP PWR PPL LOW REF APP SENS SIG PPL LOW REF LOW REF PPL PPL PPL PPL 1 2 PPL PPL 31 32 33 34 35 36 37 PPL PTO ENGAGE PPL SENS GND PPL TCC BRAKE SW PPL TRSO BLSTR POS SENS SIG PPL/ PPL/ PPL/ PPL/ PPL/ PPL/ PPL/ PRESS CONTROL SOLE 2 PRESS SENS SIG IND CTRL PRESS SENS SIG IND CTRL PPL PRESS SW PRESS SW A/C HIGH PRESSURE DIFFERENTIAL PRK LMP ON PRND A BRK SW PRND P PPL PRND B CMP ECT SIG IGN PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL PROG VOICE PTO ON SW SIG CRUISE ON SW SIG LOW REF LOW REF 397 552 CRUISE CONTROL SYSTEM PTO SIG PTO STATUS PULSE SIG PWR WDO C.B. PWR WDO CIRCUIT BREAKER PWR WND LOCKOUT LR SIG PWR WND LOCKOUT RR 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 DEF R SPK OUT- B+ R/A INPUT RADIO MUTE RADIO ON SIG DIM SIG IN DRAIN RT OUTPUT RADIO TURN SIGNAL/ HAZARD FLASHER MODULE RANGE B RANGE C IGN B+ REF LOW RAP JMPR RAP SUPPLY RCL 1 RCL 2 READING LAMPS REAR COURTESY READING LAMPS REAR DEFOG RLY IGN 3 VOL A/C REQUEST ACT POS SIG REAR DN REAR LAMPS JUNCTION BLOCK REAR SEAT AUDIO CONTROLLER REAR SEAT ENTERTAINMENT ASSEMBLY REAR SW REAR UP REAR VERT DN REAR VERT UP REAR WHEEL STEERING REAR WINDOW DEFOGGER GRID REC FWD REC RWD RECIR DOOR CTRL RT TEMP DOOR CTRL LT TEMP DOOR CTRL RECIRC DOOR A/C CLU RLY RECIRC DOOR CTRL RECIRC DOOR CTRL A/C CLU RLY CTRL RECIRC DOOR CTRL A/C CLU RLY CTRL LIFT/DIVE SIG IND CTRL PTO ENGAGE SIG RECL FWD RECL RWD RECLINE FWD RECLINE FWD CTRL RECLINE MTR POS SEN SIG RECLINE POS SEN RECLINE RWD RECLINE RWD CTRL REF LO REF LOW REF LOW GND REF LOW PRESS SENS SIG CRANK VOLT REF LOW REF LOW REF LOW REF LOW REF LOW REF LOW PRND C TRANS RNG A FUEL SIG CTRL REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE REQ TORQUE REQ TORQUE DATA BUS H REQST TORQUE REV SIG REV, LO RF DOOR AJAR SW LF DOOR AJAR SW RF+ RIDE SIGNAL RIGHT AUD SIG LEFT AUD SIG COMMON AUD SIG VOICE LOW REF CELL VOICE SIG RIGHT COOLING FAN RIGHT FRONT DOWN RIGHT FRONT UP LEFT REAR DOWN LEFT REAR UP RIGHT FULL FEATURE SEAT RIGHT HIGH BEAM HEADLAMP RIGHT I/P JUNCTION BLOCK RIGHT LEFT RIGHT LOW BEAM HEADLAMP RIGHT MARKER LAMPS RIGHT POWER SEAT RIGHT REAR DOOR AJAR SW LEFT REAR DOOR AJAR SW RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR REAR DOOR WINDOW LATCH DEFOGGER ASSEMBLY GRID RIGHT REAR TURN SIGNAL RIGHT REAR UP RIGHT REAR DOWN RIGHT REAR WINDOW RIGHT SIGNAL HIGH CONTROL LOW CONTROL GROUND LOW CONTROL HIGH CONTROL RIGHT TEMP CONTROL RIGHT TURN RIGHT TURN BRAKE SEL SW PRK SIG RIGHT TURN IN INT PRK LMPS RIGHT TURN IND RIGHT TURN INPUT LEFT TURN INPUT GROUND RIGHT VOLTAGE HIGH CONTROL LOW CONTROL LOW REFERENCE LOW CONTROL HIGH CONTROL RLY CTRL GND RLY GND RPM OUT RR AUD SIG+ RR DN RR UP RR DOOR AJAR SIG LR DOOR AJAR SIG RR DOOR AJAR SW LR DOOR AJAR SW RR DWN RR SHAFT HI RR SHAFT LO RR UP FRT DWN RR VERT DN CTRL RR VERT POS SEN RR VERT UP CTRL RT AUD + LF AUD + AUD OUT - GROUND SERIAL DATA B+ RT DOOR C.B. RT DOOR CIRCUIT BREAKER RT DOORS CIRCUIT BREAKER RT TURN SIG RT TURN SIG VOLT RWD FWD S/C INPUT SBA SIG SEAT BELT SEAT BELT IND SEAT CIRCUIT BREAKER SEATS CIRCUIT BREAKER SEATS SYSTEM SEATS SYSTEM HEATED SEAT TEMP SIG SEATS SYSTEM HTD SEAT BACK PWR SEC FUEL LVL SEC SENS SIG GROUND SECURITY IND SECURITY SYSTEM SEN SIG SEEK DN SEEK UP SEEK UP SEEK DN SENS 1 GRD SENS 1 RT SENS 2 GRD SENS 2 RT SENS 3 GRD SENS 3 RT SENS GND SENS GND B+ CLS 2 DATA CLS 2 DATA SENS GND PRND B ECT SIG IGN SENS GND EGR INPUT SENS GND SENS GND EGR INPUT SENS GRD SENS RTN SENS SIG SEO EXC SEO SERIAL DATA SERIAL DATA CLASS 2 SERIAL DATA DATA BUS L SERIAL DATA PRK LMP RLY SERIAL DATA VSS SIGNAL RR - SERVICE TRAC CNTL SIG SET 1 SET 2 SET- SET/ COAST SHIFT IND SHIFT INTERLOCK SYSTEM SHIFT SOLENOIDS SHORTING BAR SHORTING BAR SHORTING BAR SIDE OF TRANSMISSION) SIERRA DENALI SIERRA DENALI EXCEPT SIERRA DENALI SIG HI-FRONT SIG HI-FRONT COMPUTER DATA LINES SYSTEM 2361 2470 CAN DATA HI CLASS 2 DATA SIGNAL SIGNAL LOW REFERENCE LOW REFERENCE SOLID STATE SOUND SYSTEM SOUND SYSTEMS SOURCE DN SOURCE DN SOURCE UP SOURCE UP SPARK PLUG SPARK PLUG SPARK PLUG SPARK SPARK PLUG PLUG SPLICE PACK SPLICE PACK 203 SPLICE PACK 205 STAGE 2 STARTING SYSTEM STARTING SYSTEM TRANSMISSIONS SYSTEM STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM STEERING WHEEL DIC CONTROLS STEERING WHEEL) STOPLAMP SW STP LP IN STUD 1 STUD 1 STUD 2 STUD 2 SUPPLEMENTAL BRAKE SIG SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLY VOLT SYSTEM DATA LINES TAC CTRL TACH OUT TCC BRAKE SW TCC PSC TCC PWM SOL TCC SOL TCC SOL CTRL CLU RLY CTRL TEMP GAUGE TFT SIGNAL TIRE PRESSURE IND TORQUE SIG PTO SIG TOW/HAUL IND TOW/HAUL SW SIG TP SENS 1 TP SENS 2 TP SIG IAT SIG IGN CTRL IGN CTRL IGN CTRL IGN CTRL TR SW SIG C TR SW SIG P TRACTION CONTROL IND TRAILER CIRCUIT TRAILER WIRING PROVISION TRAILER WIRING PROVISIONAL) TRANS ID TRANS MIL REQUEST TRANS TEMP GAUGE TRANS. SYSTEM TRANSFER CASE) TRANSMISSION CONTROL SYSTEM TRANSMISSION SYSTEM TRANSMISSION TEMP GAUGE TRANSMISSIONS SYSTEM TRIP INFO FUEL INFO TRIP ODOMETER HOUR METER TRQ RESPONSE TSS SIGNAL TSS RETURN VSS HIGH VSS LOW ISS HIGH ISS LOW TUR VAN POS TURB SPEED SW TURN IND TURN ON SIG CRANK VOLT P/N SIG CCP SW SIG INJ 2 CTRL INJ 5 CTRL PPL TURN SIGNAL CANCEL CAM TURN SIGNAL/ HAZARD FLASHER MODULE TURN SIGNAL/FLASHER MODULE TURN/HAZARD FLASHER TWISTED PAIR WIRES UNDER- HOOD JUNC- TION BLOCK UNDER- HOOD JUNCTION BLOCK UNDERHOOD JUNCTION BLOCK UNM TOR UP DOWN UPFITTER OPTION UPLEVEL CREWCAB UPLEVEL, 4-DOOR UPPER LEFT UPPER LEVEL UPPER RIGHT UPSHIFT IND UTILITIES ONLY VACUUM SIG VEHICLE COMMUNICATION INTERFACE MODULE VEHICLE REAR SEAT COMMUNICATION ENTERTAINMENT INTERFACE ASSEMBLY MODULE VEHICLE SPD SIG VEHICLE SPEED SIG VEHICLE SPEED SIG ENG SPEED SIG IGN 0 + DATA BUS + VSS LOW SIG VOL DN VOL UP VOL UP VOL DN VOLTS GAUGE VSS ADAPTER VSS DRV DR UNLK RLY VSS HIGH VSS IGN 3 VOLT YAW SENS SIG MODE SW SIG VSS LOW VSS LOW VSS HIGH VSS OUT VSS OUT VSS OUT VSS OUTPUT VSS SIG VSS SIGNAL VSS VSS IAT SENS GEN F TCM MIL FUEL LEV SENS A/C LOW W/ ALLISON W/ ALLISON A/T W/ ATC W/ CALIFORNIA EMISSIONS W/ CARGO DOORS W/ DIGITAL RADIO RECEIVER W/ DUAL HORNS W/ DUAL TANK W/ FRONT PASSENGER/ CHILD PRESENCE DETECTOR W/ PTO W/ REAR ENTERTAINMENT ASSEMBLY W/ REAR ENTERTAINMENT ASSEMBLY BARE W/ REAR SEAT ENTERTAINMENT ASSEMBLY, W/ ROOF BEACON LIGHTING W/ ROOF BEACON PROVISIONS W/ SEO W/ TRACTION ASSIST W/ WRECKER LIGHTING W/CARGO DOORS W/CONVENIENCE PACKAGE COMFORT, DECOR LEVEL 3 W/DUAL BATTERIES W/DUAL REAR AXLE W/MEMORY SEATS W/O ALLISON A/T W/O CALIFORNIA EMISSIONS W/O DIGITAL RADIO RECEIVER W/O DUAL REAR AXLE W/O DUAL TANK W/O REAR ENTERTAINMENT ASSEMBLY W/O REAR ENTERTAINMENT ASSEMBLY BARE W/O REAR SEAT ENTERTAINMENT ASSEMBLY BARE W/ DIGITAL RADIO RECEIVER W/O SEO W/O TRACTION ASSIST WAIT TO WAIT TO MIL RPM OUT WAIT TO RPM OUT WAIT TO START WAIT TO START IND WARNING SYSTEM WARNINGS SYSTEM HEADLIGHTS SYSTEM WATER IN FUEL WATER IN FUEL SET/COAST IGN 1 BATT LOW REF RES/ACC WHEEL TRAILER WIRING PROVI- SIONAL) WIF IND WINDOW CONTACTOR WINDOW DOWN WINDOW DOWN DN WINDOW PASSENGER WINDOW UP WINDSHIELD WIPER HIGH SIGNAL WINDSHIELD WIPER SUPPLY VOLTAGE WRECKER OPTION