Wiring diagrams for Chevrolet TrailBlazer I facelift (2005-2009)

Automatic a/c circuit Compressor circuit Manual a/c circuit

Anti-lock brakes circuit

Forced entry circuit Passlock circuit

Body control modules circuit

Computer data lines circuit

Cooling fan circuit

4.2l vin s, cruise control circuit

5.3l vin m, cruise control circuit

6.0l vin h, cruise control circuit

Defoggers circuit

Electronic suspension circuit

Wiring diagram engine performance 4.2l vin s

Wiring diagram engine performance 5.3l vin m

Wiring diagram engine performance 6.0l vin h

Back-up lamps circuit Exterior lamps circuit

Ground distribution circuit

Headlights circuit

Horn circuit

Instrument cluster circuit

Courtesy lamps circuit Instrument illumination circuit

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

Navigation circuit

Power distribution circuit

Power door locks circuit

Automatic day/night mirror circuit Power mirrors circuit

8-way adjustable power seat circuit Driver heated seat circuit Lumbar circuit Passenger"s heated seat circuit

Power top/sunroof circuit

Power windows circuit

Base radio circuit, without rear seat audio Base radio circuit, with rear seat audio Dvd player circuit Premium sound radio circuit, without rear seat audio Premium sound radio circuit, with rear seat audio

Ignition lock solenoid circuit Shift interlock circuit

Charging circuit Starting circuit

Supplemental restraints circuit

Transfer case circuit, 2 speed Transfer case circuit, single speed

4.2l vin s, a/t circuit

5.3l vin m, a/t circuit

6.0l vin h, a/t circuit

Liftgate release circuit

Warning systems circuit

Front wiper/washer circuit Headlamp washer circuit Rear wiper/washer circuit

6 8 2 UNLOCK CTRL LOCK CTRL SERIAL DATA 1047 4240 CLASS 2 SERIAL DATA BATTERY 1340 1450 BATTERY GROUND 1569 1563 1560 1694 1555 LOCK SOL 2 HI IND NEUTRAL IND 4140 1046 BATTERY CLASS 2 SERIAL DATA "F" NOTE HORN "A" NOTE HORN (IGNITION COIL JUMPER HARNESS, 5 CM FROM (IN IGNITION COIL JUMPER HARNESS, 5 CM FROM BREAKOUT A/T SHIFT LOCK AMPLIFIER GROUND SHIELD ONSTAR GROUND SHIELD ANTI-LOCK BRAKE SYSTEM ANTI-LOCK BRAKES SYSTEM AUDIO AMPLIFIER AUDIO AMPLIFIER (ON RIGHT SIDE OF CARGO AREA, BATTERY B/U LMP VOLT BATTERY DOWN OUTPUT UP OUTPUT GROUND BATTERY GROUND BATTERY IND BATTERY POSITIVE VOLTAGE BATTERY VOLTAGE BATTERY WINDOW DN WINDOW UP GROUND FUEL PMP RLY PWRTRN RLY COIL GENERATOR 5.3L, 6.0L HORN ASSEMBLY IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 1 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 3 IGNITION COIL 2 IGNITION COIL 2 IGNITION COIL 4 IGNITION COIL 2 IGNITION COIL 7 IGNITION COIL 3 IGNITION COIL 1 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 5 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 7 IGNITION COIL 6 IGNITION COIL 4 IGNITION COIL 8 IGNITION COIL 8 IGNITION COIL 6 INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LOCK CTRL LOCK CTRL UNLOCK CTRL LOCK LOCK REAR BLOWER RESISTOR STARTER ENABLE REL

850 1640 1552 1553 GROUND BATTERY MOTOR CTRL A MOTOR CTRL B (DRIVER'S SEAT MOTOR HARNESS, 17 CM FROM SEAT (DRIVER'S SEAT MOTOR HARNESS, 24 CM FROM SEAT (ENGINE HARNESS, 4 CM FROM BREAKOUT TO (ENGINE HARNESS, 5 CM FROM BREAKOUT (ENGINE HARNESS, 10 CM FROM ACTUATOR LCK CNTRL ACTUATOR UNLCK CTRL AUTOMATIC TRANSMISSION SHIFT LOCK ACTUATOR AUXILIARY CONSOLE MODE ACTUATOR BLOWER MOTOR RESISTOR ASSEMBLY DEFROST ACTUATOR DRIVER LUMBAR HORIZONTAL MOTOR DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT RECLINE MOTOR ENGINE CONTROLS SYSTEM ENGINE SPEED SIG ENGINE SPEED SIGNAL FOLDING/ TELESCOPING MOTOR FRONT AXLE ACTUATOR IGNITION LOCK CYLINDER CONTROL ACTUATOR LOGIC SERVICE ENGINE SOON MODE ACTUATOR MOTOR BRAKE MOTOR DOWN CONTROL MOTOR UP CONTROL PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT REAR VERTICAL MOTOR PASSENGER SEAT LUMBAR HORIZONTAL MOTOR PASSENGER SEAT RECLINE MOTOR REAR BLOWER MOTOR REAR WINDOW MOTOR SPEED SIGNAL REAR WINDOW WIPER MOTOR RECIRULATION ACTUATOR RIGHT AIR TEMPERATURE ACTUATOR RECIRCULATION ACTUATOR SUN-ROOF MOTOR SUNROOF MOTOR TAC MOTOR TRANSFER CASE ENCODER MOTOR WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR (IGNITION COIL JUMPER HARNESS, 5 CM FROM

COAX NAVI ANTENNA DIGITAL RADIO ANTENNA

GENERATOR REGULATOR CONTROL VOLTAGE REGULATOR W/ 2 SPEED PUSH BUTTON CONTROL W/ ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE W/ TWO SPEED PUSH BUTTON CONTROL

7 CM FROM BREAKOUT, BODY CONNECTOR) DATA LINK CONNECTOR PIN SHORTING BARS ENGAGED WHEN MODULE CONNECTOR IS DISCONNECTED FROM HARNESS: TRAILER CONNECTOR

AUXILIARY CONSOLE MODE ACTUATOR AUXILIARY HVAC CONTROL MODULE AUXILIARY HVAC CONTROL MODULE AUXILIARY HVAC CONTROL MODULE (UNDER LOWER BLOWER MOTOR CONTROL MODULE ENGINE CONTROL MODULE HVAC CONTROL MODULE REGULATED VOLTAGE CONTROL MODULE THEFT DETERENT CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE TRANSFER CASE SHIFT CONTROL SWITCH HVAC CONTROL MODULE TRANSMISSION CONTROL MODULE

02 SNSR A FUSE 55 02 SNSR B FUSE 54 02 SNSR FUSE 29 A/C FUSE 30 ABS FUSE 33 AIR PUMP FUSE 56 AIR SOL FUSE 54 AIRBAG FUSE 18 IGN E FUSE 22 AMP FUSE 11 ATC FUSE ATC FUSE 8 AUX PWR 1 FUSE 46 BACK UP FUSE 27 BACKUP FUSE 27 BLOWER FUSE 35 BRAKE FUSE 51 BTSI FUSE 25 COILS FUSE 14 CRANK FUSE 17 DDM FUSE 10 EAP FUSE 15 FUSE 59 ECAS FUSE 1 ECM 1 FUSE 28 ECM FUSE 29 ECM I FUSE ELEC BRK FUSE 19 ELEK BRK FUSE 19 ENG 1 FUSE 26 ENG I FUSE 26 ETC FUSE 23 ETC FUSE 23 FUSE 55 F PARK FUSE 37 FAN FUSE 20 FOG LP FUSE 11 FROM AIR SOL FUSE 54 FROM F PARK FUSE 37 (DIAGRAM FROM TBC 5 FUSE 32 FRT WPR FUSE 33 FUSE 29 FUSE 48 FUSE 50 FUSE 51 FUSE 54 FUSE HOLDER HAZRD FUSE 52 HDM FUSE 53 FUSE 57 HORN FUSE 21 HVAC 1 FUSE 39 HVAC FUSE 44 HVAC FUSE 44 FUSE 48 HVAC I FUSE 39 HVAC-B FUSE 36 I/P BATTERY FUSE 48 IGN 0 FUSE 47 IGN A FUSE 34 IGN A FUSE 34 TRAILER FUSE 32 IGN B FUSE 36 IGN COILS FUSE 14 IGN E FUSE IGN E FUSE 22 IGN O FUSE 47 TBC IG FUSE 50 INJ A FUSE 31 INJ B FUSE 56 INJA FUSE 31 INJB FUSE 56 INLINE FUSE IPC/DIC FUSE 24 LGM 2 FUSE 3 LGM/DSM FUSE 6 LGM/DSM FUSE 19 LOCKS FUSE 21 LR PARK FUSE 14 LT HIGH HDLP FUSE 5 LT LOW HDLP FUSE 6 LT TURN FUSE 38 VEH CHMSL FUSE 16 LTR FUSE 13 OH BATT/ ONSTAR FUSE 27 OH BATT/ONSTAR FUSE 27 PCM B FUSE 10 PCM I FUSE 28 PDM FUSE 12 PDM FUSE 12 RT DOORS CB 1 RADIO FUSE 41 RAIN FUSE 29 RAP FUSE SUPPLY VOLTAGE REAR FUSE REAR FUSE BLOCK REAR FUSE BLOCK (BELOW LEFT RR FOG FUSE 5 RR HVAC FUSE 13 RR PARK FUSE 17 RR WIPER CIRCUIT BREAKER 9 LGM 2 FUSE 3 RT DOORS CIRCUIT BREAKER 1 PDM FUSE 12 RT HI HDLP FUSE 2 RT LOW HDLP FUSE 3 RT TURN FUSE 43 RVC FUSE 59 FUSE 62 ST/LP FUSE 12 STOP LAMP FUSE 12 SUNROOF FUSE 28 TBC 1 FUSE 31 FUSE 58 TBC 2 FUSE 7 TBC 3 FUSE 4 TBC 3 FUSE 4 TBC 2 FUSE 7 TBC 4 FUSE 40 TBC 5 FUSE 32 TBC ACC FUSE 31 TBC IG FUSE 50 TBC IGN 1 FUSE 16 TBC RUN FUSE 52 TCM CNSTR FUSE 26 TCM CNSTR FUSE 26 FUSE 15 TCM FUSE 35 TCM/ CANISTER FUSE 15 TO TR PARK FUSE 42 TR PARK FUSE 42 TRAILER FUSE 32 TRANS FUSE 53 TRLR B/U FUSE 4 UNDERHOOD FUSE BLOCK VEH STOP FUSE 34 VSES FUSE 58 FUSE 61 WASH FUSE 9 WPR FUSE 7 WSW FUSE 9

HEATING ELEMENT

AHL/ DRL DEFEAT INDICATOR REAR FOG LAMP INDICATOR BACK ONLY INDICATOR CHARGE INDICATOR FRONT FOG LAMP INDICATOR HEAD LAMP ON INDICATOR HI HEAT INDICATOR LOCKOUT INDICATOR LOW HEAT INDICATOR MALFUNCTION INDICATOR LAMP MED HEAT INDICATOR SEAT BELT INDICATOR LOGIC

BACK UP LAMP SUPPLY VOLTAGE BACK UP LAMP SUPPLY VOLTAGE ON/OFF BACKUP LAMP CARGO LAMP CENTER COURTESY/ READING LAMP FRONT COURTESY/ READING LAMP HEAD- LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LEFT BACKUP LAMP LEFT CORNERING LAMP LEFT CORNERING LAMP RIGHT CORNERING LAMP LEFT FRONT FOG LAMP LEFT FRONT FOG LAMP RIGHT FRONT FOG LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK LAMP LEFT FRONT PARK/TURN SIGNAL LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEAD- LAMP LEFT LICENSE LAMP LEFT TAIL LAMP CIRCUIT BOARD LEFT VANITY MIRROR LAMP PANEL LAMP PPL LMP DEFEAT LAMP ON PPL W/ FRONT FOG LIGHTS REAR FOG LAMP RIGHT BACKUP LAMP RIGHT CORNERING LAMP RIGHT FRONT FOG LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT PARK LAMP RIGHT FRONT PARK LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT PARK LAMPS LEFT FRONT MARKER LAMP LEFT FRONT PARK LAMPS RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEAD- LAMP RIGHT LICENSE LAMP RIGHT TAIL LAMP CIRCUIT BOARD RIGHT TAILLAMP BACKUP LAMP CIRCUIT BOARD RIGHT VANITY MIRROR LAMP W/ FRONT FOG LIGHTS W/ REAR FOG LIGHTS

ABS PUMP CHASSIS HARNESS, 13 CM BACK FROM BREAKOUT TO FUEL PUMP, SENDER ASSEMBLY) FUEL PUMP HEADLAMP WASHER FLUID PUMP REAR WINDOW WASHER FLUID PUMP WINDSHIELD WASHER FLUID PUMP

A/C RELAY 44 AIR PUMP RELAY AIR SOL RELAY AIR SOL RELAY 55 BLOWER MOTOR RELAY CLASS 2 DATA HEADLAMP RELAY CTRL EAP RELAY 49 ELECTRONIC ADJUSTABLE PEDALS RELAY F/PMP RELAY 41 F/PUMP RELAY 41 FAN RELAY 45 FAN RELAY 45 HDM RELAY 46 FLAT WIRE FLAT WIRE UNLOCK RELAY LOCK RELAY FOG LAMP RELAY 39 FOG LAMP RELAY CTRL HORN RELAY CTRL FOG LP RELAY 39 FUEL PUMP RELAY 41 HDLP WPR RELAY 37 HEADLAMP DRIVER MODULE RELAY 46 HEADLAMP WPR RELAY 37 HI HEADLAMP RELAY 43 HORN RELAY 40 HORN RELAY CTRL LOCK RELAY 18 PARK LAMP RELAY 30 PARK LP RELAY 30 POWERTRAIN RELAY 57 POWERTRAIN RELAY 60 PWR/ TRN RELAY 57 PWR/TRN RELAY REAR FOG LAMP RELAY 45 REAR WASHER RELAY REAR WIPER RELAY 38 REAR WPR RELAY 38 RELAY 60 RR FOG LP RELAY 45 SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION PUMP RELAY IGNITION COIL 6 STARTER RELAY STARTER RELAY 47 UNLOCK RELAY 24 W/S WASH RELAY 42 WINDSHIELD WASHER RELAY CONTROL WSW RELAY 42

A/T FLUID TEMP SENSOR TCC PWM SOL VALVE ADJ PEDAL RWD SIG ADJ PEDAL FWD SIG ADJ PEDAL SENSOR SIG LUM HORIZ POS SEN SIG ADJ PEDAL SENSOR SIG AMBIENT LIGHT/ SUNLOAD SENSOR ASSEMBLY (ON TOP CENTER OF APP SENSOR 1 APP SENSOR 2 AUTOMATIC TRANSMISSION FLUID TEMPERATURE SENSOR BANK 1 SENSOR 1 BANK 1 SENSOR 1 (IN LEFT BANK OF EXHAUST PIPE, BANK 1 SENSOR 2 (IN LEFT BANK OF EXHAUST PIPE, BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BATTERY SERIAL DATA SENSOR SIG CMP SENSOR SIG OIL PRESS SENS DIGITAL RADIO RECEIVER ROLLOVER SENSOR DRIVER LUMBAR HORIZONTAL POSITION SENSOR DRIVER SEAT FRONT POSITION SENSOR DRIVER SEAT HORIZONTAL POSITION SENSOR DRIVER SEAT LUMBAR HORIZONTAL POSITION SENSOR DRIVER SEAT REAR POSITION SENSOR DRIVER SEAT RECLINE POSITION SENSOR ECT SENSOR HALL SENSOR HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR IAT SENSOR CKP SENSOR TP SENSOR 1 INFLATABLE RESTRAINT PASSENGER SEAT BELT TENSION RETRACTOR SENSOR INSIDE AIR TEMPERATURE SENSOR ASSEMBLY LEFT AIR TEMPERATURE ACTUATOR STEERING WHEEL SPEED/ POSITION SENSOR LEFT SENSOR MAP SENSOR MASS AIRFLOW/ INTAKE AIR TEMPERATURE SENSOR OUTSIDE MOISTURE SENSOR SIGNAL 1 PHOTO SENSOR PNK INTRUSION SENSOR WIRE PPL TP SENSOR 2 MAF SENSOR RIGHT SENSOR SENSOR 1 SENSOR 2 SENSOR RET STEERING WHEEL SPEED/ POSITION SENSOR

LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR SPEAKER ASSEMBLY LEFT FRONT DOOR TWEETER SPEAKER LEFT FRONT I/P SPEAKER LEFT REAR DOOR SPEAKER LR SPEAKER OUT - RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR SPEAKER ASSEMBLY RIGHT FRONT DOOR TWEETER SPEAKER RIGHT FRONT I/P SPEAKER RIGHT REAR DOOR SPEAKER RR SPEAKER OUT +

A/C LOW PRESSURE SWITCH A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION FLUID PRESSURE MANUAL VALVE POSITION SWITCH BRAKE FLUID LEVEL SWITCH COURTESY LAMP SWITCH DOOR AJAR SWITCH DOWN DRIVERS WINDOW SWITCH DOWN FRONT PASS WINDOW SWITCH DOWN INPUT DOWN FRONT PASS WINDOW SWITCH DOWN LEFT REAR WINDOW SWITCH DOWN RIGHT REAR WINDOW SWITCH DRIVER DOOR LOCK SWITCH DRIVER LUMBAR ADJUSTER SWITCH DRIVER LUMBAR ADJUSTER SWITCH DRIVER SEAT ADJUSTER SWITCH DRIVER MEMORY SEAT SWITCH DRIVER SEAT ADJUSTER SWITCH DRIVER'S SEAT ADJUSTER SWITCH ENGINE OIL PRESSURE SWITCH LOWER RIGHT OF ENGINE BLOCK) FRONT FOG LAMP SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH HAZARD SWITCH HDLP WASHER SWITCH HEADLAMP SWITCH HEADLAMP SWITCH PARK HEADLAMP WASHER SWITCH HOOD AJAR SWITCH HORN SWITCH IGNITION KEY ALARM SWITCH IGNITION LOCK CYL SWITCH IGNITION SWITCH INSTRUMENT PANEL CLUSTER TRANSFER CASE SHIFT CONTROL SWITCH INTERIOR LAMP DEFEAT SWITCH KEY SWITCH KEY SWITCH SIG LEFT REAR WINDOW SWITCH LIFTGATE AJAR SWITCH LIFTGLASS AJAR SWITCH LOCKOUT SWITCH LOGIC WINDSHIELD WIPER SWITCH SIGNAL 2 LOWER LEFT CONTROL SWITCH ASSEMBLY LOWER RIGHT CONTROL SWITCH LOWER LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY LOWER RIGHT STEERING WHEEL CONTROL SWITCH ASSEMBLY ON/OFF SWITCH OUTSIDE REARVIEW MIRROR SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER LUMBAR ADJUSTER SWITCH PASSENGER LUMBAR ADJUSTER SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT ADJUSTER SWITCH PNP SWITCH EVAP CAN COOL FAN CL REAR FOG LAMP SWITCH REAR WINDOW WIPER/ WASHER SWITCH REAR WINDOW WIPER/WASHER SWITCH RES/ACCEL SWITCH RIGHT REAR WINDOW SWITCH SEAT BELT SWITCH SET/COAST SWITCH STOP LAMP SWITCH STOPLAMP SWITCH SUN ROOF SWITCH SUN ROOF SWITCH CLOSE SIGNAL SUN ROOF SWITCH LOW REFERENCE SUN ROOF SWITCH OPEN SIGNAL SUNROOF SWITCH SWITCH POWER SWITCH PWR TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH LO BEAM UPPER LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY UPPER RIGHT STEERING WHEEL CONTROL SWITCH ASSEMBLY WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WIPER SWITCH SIGNAL WINDSHIELD WIPER/ WASHER SWITCH WINDSHIELD WIPER/ WASHER SWITCH HEADLAMP DIMMER SWITCH HAZARD LAMP SWITCH

1-2 SHIFT SOL VALVE 1-2 SHIFT SOLENOID 1-2 SHIFT SOLENOID VALVE 2-3 SHIFT SOL VALVE 2-3 SHIFT SOLENOID 2-3 SHIFT SOLENOID VALVE 3-2 SHIFT SOLENOID 3-2 SHIFT SOLENOID VALVE 3-2 SOL VALVE A/T SHIFT LOCK CONTROL SOLENOID PARK LOCK SOLENOID CONTROL SOLENOID PRESSURE CONTROL SOLENOID VALVE SHUTOFF CYLINDER SOLENOID 1, CYLINDER 1 SHUTOFF CYLINDER SOLENOID 2, CYLINDER 4 SHUTOFF CYLINDER SOLENOID 3, CYLINDER 6 SHUTOFF CYLINDER SOLENOID 4, CYLINDER 7 SOLENOID TCC PMW TCC PMW SOLENOID TCC SOL VALVE TCC SOLENOID

1 2 3 4 5 PNK PNK PNK PNK WIRE 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 PNK WIRE 4 5 6 7 8 9 PNK WIRE 6 7 PNK WIRE 7 8 PNK WIRE 10 11 12 13 14 15 16 PNK PNK PNK WIRE 11 12 PNK WIRE 19 20 21 PNK WIRE (OR RED/ WIRE BARE DRAIN WIRE BARE DRAIN WIRE RR SPKR OUT - LR SPKR OUT - B+ BLK WIRE BLK/PPL WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/WHT PNK/BLK WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/ WHT WIRE DK GRN/WHT WIRE DRAIN WIRE FLAT WIRE FLAT WIRE 1 2 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE 1382 1977 FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE BATT + BATT + LAMP SUPP LAMP CNTRL FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE FLAT WIRE GROUND GROUND FLAT WIRE FLAT WIRE LED DIMMING SIG RR FOG LP RLY CTRL FLAT WIRE FLAT WIRE RR DR AJAR SIG LR DR AJAR SIG FLAT WIRE LR DOOR AJAR FLAT WIRE LR DOOR AJAR SW SIG FLAT WIRE PRK BRK SIG FLAT WIRE RR DOOR AJAR GRN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE LT BLU LT BLU WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 1 2 WIRE PNK 2 3 WIRE PNK 12 13 WIRE PNK 16 17 18 WIRE PNK 18 19 20 21 22 23 24 25 26 27 28 29 WIRE PNK BARE WIRE PNK BATT IPC CLASS 2 SERIAL WIRE PNK LOW REF WIRE PNK OCCUPANT SENS SERIAL DATA LINK WIRE PNK PNK 8 9 WIRE PNK PNK PNK 1 2 3 4 WIRE PNK PNK PNK 1 2 3 WIRE PNK PNK PNK 2 3 4 WIRE PNK PNK PNK 3 4 5 6 7 WIRE PNK PNK PNK PNK 1 2 3 4 WIRE PNK PNK PNK PNK PNK PNK PPL WIRE PNK PNK PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK PPL WIRE PNK RADIO ON SIG WIRE PNK SHORTING BAR WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RES/ACC SW FUEL LVL IGN 1 VOLTAGE PPL PNK WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANS RANGE SW C PRESS SW SIG A TCC SOL VALV CTRL PNK WIRE W/ STEERING WHEEL CONTROLS PNK WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK (OR WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 PPL 1 2 3 4 5 PPL 1 2 3 GROUND CLASS 2 SERIAL DATA 1 4 6 7 IGN VOLTAGE AUX HVAC ENABLE CNTRL AUX DR MTR CNTRL GROUND 1-2 SHIFT SOL DELIVERED TORQ SIG 2-3 SHIFT SOL LOW OIL PRESS SW EVAP CAN PRG CTL 2 HI 2-3 SS VALV CTRL 3-2 SS VALV CTRL 4 HI 4 LO 4.2L 4.2L 5.3L, 6.0L 5 9 BATT + ILLUM 5 VOLT REF 5.3L 5.3L, 6.0L 4.2L 6.0L 10 12 PPL LIFT GLASS AJAR IN LIFT GATE AJAR IN 11 9 LOW REF LOW REF 12 7 MIL IND CTRL CHMSL SPLY 12 VOLT REF 5 VOLT REF 12 VOLT REFERENCE 40 24 5 VOLT REF LOW REF 59 60 L SEAT BELT SW R SEAT BELT SW 230 751 LPS DIMMING CTRL GROUND 308 5463 1348 1317 PK LP SW DRL OVERRIDE IND HEADLAMP ON IND FR FOG LP RLY CNTRL 380 1161 84 510 1164 121 1320 A/C SYSTEM 401 400 PPL FRONT SIG LO FRONT SIG HI 1433 2759 2751 STARTING/CHARGING SYSTEM 2250 65 850 PPL 2500 2501 420 53 33 2 SERIAL DATA BUS + SERIAL DATA BUS - CRUISE RELEASE 5475 2079 PASS HTD SEAT THEM SIG DRVR HTD SEAT THEM SIG 5604 5603 ADJ PEDAL RWD SIG ADJ PEDAL FWD SIG (5 CM FROM MAIN HARNESS BREAKOUT FOR (BODY HARNESS, 5 CM FROM MAIN HARNESS (BODY HARNESS, 5 CM FROM MAIN HARNESS, BREAKOUT FOR (BODY HARNESS, 7.5 CM FROM (DRIVER SEAT MAIN POWER HARNESS, 5 CM FROM BREAKOUT TO MEMORY SEAT MODULE (DRIVER SEAT MAIN POWER HARNESS, 7 CM FROM BREAKOUT TO MEMORY (HEADLINER HARNESS, 17 CM FROM LEFT SUNSHADE MIRROR (I/P HARNESS, 5 CM FROM (I/P HARNESS, 8.5 CM FROM (I/P HARNESS, 16 CM (IN BODY HARN, 9 CM (IN PASSENGER SEAT HARN, 15 CM FROM BREAKOUT (MAIN HEADLINER HARNESS, 80 CM (PASSENGER'S SEAT HARNESS, A/C COMP CL REL A/C COMPR RLY LOW REF LOW REF A/C COMPRESSOR CLUTCH ASSEMBLY A/C PRESS SIG A/C REF PRES A/C SYSTEM ABS IND. ACCESSORY VOLT ACCESSORY VOLTAGE AHEAD OF CATALYTIC CONVERTER) AIR BAG IND AIR CONDITIONING SYSTEM AIR SUSPENSION COMPRESSOR ASSEMBLY AMBIENT LIGHT AMBIENT LIGHT SENS ANTI-THEFT SYSTEM APP 1 SIG APP 1 LO APP 2 SIG APP 2 LO PPL ASSEMBLY STEERING WHEEL AUDIO COMMON AUTO HEAD AUTO PARK AUTOMATIC A/C AUTOMATIC TRANSMISSION AXLE SW B+ REAR DEFOG VOLT B+ GRD PPL BACK ONLY IND BACK ONLY SELECT BACK-UP LAMPS CIRCUIT BARE BARE BARE W/ PREMIUM SOUND SYSTEM BAT POS VOLT BAT POS VOLT GROUND BAT SPLY VOLT PPL BATT + BATT + VOLT GEN FIELD DUTY CYC BATT + VOLT GEN TURN ON BATT + VOLTAGE BATT CLASS 2 DATA GROUND AUX MODE DR AUX BLWR HI SPD AUX BLWR MED SPD BATT GROUND BATT POS VOLT BEHIND TRIM PANEL) BELT SW INPUT BI LVL BLUNT CUT) BLWR MTR SPD CTRL INSIDE AIR TEMP CTRL LOW REF BRAKE BOOST VAC BRAKE IND BREAKOUT) CAM POS SOL HI CHANGE ENG OIL IND CHECK GAS CAP IND CHECK GAUGES IND CHECK OIL IND CHEVY, BUICK GMC, IZUSU CHMSL SUPPLY VOLT CIGAR LIGHTER CKP SENS SIG CL 2 SER DATA CLASS 2 CLASS 2 A/C COMP STATUS CLASS 2 DATA CLASS 2 SER DATA CLASS 2 SERIAL DATA CLOSE OPEN CLUTCH CNTRL COMP RLY CNTRL COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CLASS 2 DATA COMPUTER DATA LINES SYSTEM WIPER/WASHER SYSTEM 2288 2269 CONSOLE AUXILIARY POWER OUTLET CONSOLE) CONTROL GROUND LED SIGNAL COOL FAN SPD COOLING FAN COOLING FANS SYSTEM COOLING FANS SYSTEM STARTING/CHARGING SYSTEM CPM SENS SIG CRANK VOLTAGE CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM PPL PPL CRUISE CTRL ON CRUISE IND CYL SOL CTRL 3 CYL SOL CTRL 1 DEL TORQUE SIG CYL SOL CTRL 4 CYL SOL CTRL 2 DASH, NEAR BASE OF WINDSHIELD) DEFEAT DRL DEFOGGERS SYSTEM DEL TORQUE SIG DELIVERED TORQUE SIGNAL DIC FUEL SIG DIC SW SIG DIC TOGGLE SW DIC SET/RESET ENG SPEED SIG CLASS 2 VSS DIGITAL RADIO RECEIVER DK DK DK LT DOOR AJAR DOOR AJAR INPUT DOOR AJAR SIG DOOR LOCKS SYSTEM DOWN SIGNAL OUTPUT UP SIGNAL OUTPUT DOWN UP DR AJAR INPUT DRIVER BACK HEATED SEAT ELEMENT DRIVER CUSHION HEATED SEAT ELEMENT DRIVER DOOR LATCH ASSEMBLY DRIVER MEMORY SEAT MODULE DRIVER OUTSIDE REARVIEW MIRROR DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT IND DRL DEFEAT AUTO DRL DEFEAT AUTO PARK DRL DEFEAT IND ON DRL OVERRIDE IND DVD GROUND SHIELD ECT SENS SIG ELECTRONIC ADJUSTABLE PEDALS ASSEMBLY ENC LO REF ENCODER SIG ENG SPEED EVAP CAN VENT SOL EXCEPT BUICK EXCEPT CHEVROLET EXCEPT GMC EXIT MEM 1 MEM 2 FAN CL CNTRL FAN SPD SIG FAN SPEED SIG FLASH TO PASS HI BEAM FR FOG LP IND FR UP FR DN FRONT AUXILIARY POWER OUTLET FRONT HI SIG FRONT PASSENGER BACK HEATED SEAT ELEMENT FRONT PASSENGER CUSHION HEATED SEAT ELEMENT FRONT PASSENGER DOOR LATCH ASSEMBLY FRT UP FUEL GAUGE FUEL INJ 1 FUEL INJ 2 FUEL INJ 2 CTRL IC 7 CTRL IC 5 CTRL LOW REF FUEL INJ 3 FUEL INJ 3 CTRL IC 8 CTRL IC 4 CTRL LOW REF FUEL INJ 4 FUEL INJ 4 FUEL INJ 7 FUEL INJ 1 GROUND FUEL INJ 5 FUEL INJ 6 FUEL INJ 6 CTRL IC 2 CTRL IC 6 CTRL IC 3 CTRL FUEL INJ 8 CTRL FUEL INJ 5 CTRL FUEL INJECTOR 1 FUEL INJECTOR 3 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 5 FUEL INJECTOR 7 FUEL INJECTOR 6 FUEL INJECTOR 8 FUEL INJECTOR 6 FUEL INJECTOR 4 FUEL INJECTORS FUEL LEVEL SENS FUEL PMP REL CTRL FUEL TANK PRESS FUSIBLE LINK 1 (8 GA- FUSIBLE LINK (8 GA- FWD RWD GARAGE DOOR OPENER GATE AJAR GEN FIELD DUTY CYCLE GEN TURN ON SIG GFD CYC SIG GMC, BUICK GRD HTR GROUND GEN REG CNTRL CLASS 2 DATA PPL GROUND LSD GROUND RADIO ON SIG HDLP WASH RLY CTRL HDLP WASH SW SIG HEAD DRL DEFEAT AUTO HEADLAMP ON IND HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HEAT MODE SELECT HEATED OXYGEN HEATED SEAT PWR ELEMENT CTRL HEATED SEAT PWR TEMP SENS SIG HEATED SEAT PWR HEATED SEAT PWR LOW REF HEATED SEAT THERM SIG HI BEAM RLY CTRL LO BEAM RLY CTRL AMB LT SENS LO REF AMB LT SENS SIG HI HEAT IND HI LO OFF HI SPD DATA + HIGH BEAM IND HIGH BEAM LOW BEAM HIGH SPD MAF HIGH SPEED GMLAN SERIAL DATA BUS + HORNS SYSTEM HOT AT ALL TIMES HOT IN HOT IN ACC OR RUN HOT IN ACC, RUN OR START HOT IN ACCY, RUN, OR START HOT IN RUN HOT IN RUN OR ACC HOT IN RUN OR START HOT IN START HOT W/ BRAKES APPLIED HVAC CLASS 2 SERIAL DATA HVAC CONTROL IAT SENS SIG IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL IGN 0 VOLT IGN 1 IGN 1 VOLT IGN 3 VOLT IGN CLASS 2 SERIAL DATA IGNITION 1 VOLTAGE IGNITION COILS INFLATABLE RESTRAINT STEERING WHEEL MODULE INSIDE REAR VIEW MIRROR INSIDE REARVIEW MIRROR INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER IPC CLASS 2 SERIAL DATA KEY BUZZER KEY IN IGN SW HDLMP ON SIG SW ON INPUT KS 1 SIG KS 2 SIG KS 2 SIG KS 2 SIG KS 1 SIG KS 1 SIG L AUD SIG + R AUD SIG + LATERAL ACCEL SIG LEFT HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT HORIZONTAL LEFT LOW BEAM HEADLAMP LEFT REAR DOOR LATCH ASSEMBLY LEFT RIGHT LEFT TAILLAMP CIRCUIT BOARD LEFT TURN BATT POS VOLT GROUND LEFT TURN IND LEFT UP HORIZONTAL VERTICAL PASSENGER OUTSIDE REARVIEW MIRROR LF OUT LICENSE LAMPS LIFTGATE AJAR SIG LIFTGATE LATCH ASSEMBLY LIFTGATE OPEN SW LOW REF LIFTGATE AJAR SW LOW REF LIFTGATE AJAR SW LO REF FLOOR UPPER LO SW LOGIC IGN LOW COOLANT IND LOW FUEL IND LOW HEAT IND LOW REF LOW REF 5 VOLT REF DIMMING INPUT CLASS 2 SERIAL DATA LOW REF 12 VOLT REF 5 VOLT REF LOW REF DOOR AJAR LOW REF GEN FIELD DUTY LOW REF LOW REF LOW REF SERIAL DATA LOW REFERENCE LOWER LEFT UPPER RIGHT LR DOWN SIG LR LOCKOUT LR LOW LEVEL AUDIO SIG + LR OUT LR SPKR OUT + RR SPKR OUT + LR UP SIG LR WH SPD LOW REF LR WH SPD SIG RR WH SPD SIG RR WH SPD LOW REF LT DK LT DK DK LT DOORS CB 2 LT DOORS CIRCUIT BREAKER 2 LT SUNLOAD SENS SIG LT TRN SIG VOLTAGE LT W/O WIRING PROVISION W/O WIRING PROVISION MAF SEN SIG MANUAL A/C MANUAL A/C AUTOMATIC A/C MAP SENS SIG MED HEAT IND MEM 1 MEM 2 EXIT MEM 2 MEM 1 EXIT MIL CTRL MIL CTRL APP SENS 2 SIG MIR EXTEND MIR RT TRN SIG MIR RT RT TRN SIG MIRROR EXTEND MIRROR LT TURN SIG MUTE SIGNAL NOT USED OFF LOW OFF PULSE OIL GAUGE OIL PRES SIG OIL PRESS SW OIL PRESS SW SIG ONSTAR GROUND SHIELD 1 ONSTAR MICROPHONE GROUND SHIELD 2 PARK HEAD PARK PARK PARK STOP PARK PARK/ NEUTRAL PASS DRIVER PASSENGER DOOR LATCH ASSEMBLY PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER SEAT BELT BUCKLE PASSENGER SEAT BELT IND PASSENGER SEAT HORIZONTAL PC SOL HI CTRL TFT SENS SIG PERSONAL- IZATION FUEL TRIP PHASE INDEX PULSE PNP SW INPUT LOW REF LOW REF PNP SW SIG POSITION HANDWHEEL POWER DISTRIBUTION SYSTEM POWER IND SIG PPL 1 2 3 4 5 6 7 8 9 PPL 2 1 PPL 10 11 12 PPL 11 12 13 14 15 16 17 18 19 20 21 PPL 12 13 PPL 12 13 14 15 PPL 13 14 15 16 17 PPL 15 16 17 18 19 20 21 22 23 24 25 PPL 486 1704 PPL CRUISE RELEASE PPL FRONT SIG LO FRONT SIG HI PPL FUEL LEVEL PPL GEN REG CTRL PPL LIFTGLASS AJAR SIG PPL LOW REF PPL PPL PPL REAR ENABLE PPL TP 2 SIG TP 2 LO ECT SIG ECT REF PRESS SW SIG B LOW REF TRANS RANGE SW B PRK LMP ON PRK LMP RLY PWR IND R AUD SIG + L AUD SIG + RADIO ON SIG REMOTE OUT - REMOTE L SIG R DEF RADIO CONTROL SIGNAL RADIO GROUND SHIELD REAR SEAT) REAR SIG HI REAR SIG LO REAR WINDOW DEFOGGER GRID REAR WINDOW MTR SPEED SIGNAL REAR WIPER SW SIG REC FWD RWD REDUCE ENG POWER IND REF LO REMOTE L SIG REMOTE OUT - REQ TORQ SIG PC SOL LOW CTRL REQ TORQUE SIG REQUESTED TORQUE SIGNAL RES/ACC SW REV SW RF OUT RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LEFT RIGHT LOW BEAM HEADLAMP RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR DOOR LATCH ASSEMBLY LEFT REAR DOOR LATCH ASSEMBLY RIGHT TAILLAMP CIRCUIT BOARD RIGHT TURN IND RIGHT TURN LO WASHER FLUID RR DOWN SIG RR DR SIG LR DR SIG RR DWN FWD RR FOG LP IND RR LOCKOUT RR LOW LEVEL AUDIO SIG + RR OUT RR OUT + GROUND RR UP RR UP FR UP FR DN RR DN RWD RR UP FRT DWN RR UP SIG RR WIPER CIRCUIT BREAKER 9 RT DOORS C.B. 1 RT DOORS CIRCUIT BREAKER 1 RT SUNLOAD SENS SIG RT TRN SIG VOLT RWD FWD RWD RR DN SEAT BELT IND SEAT POSITION SENS RTN SEATS CIRCUIT BREAKER SEATS CIRCUIT BREAKER 8 SEATS SYSTEM SECURITY IND SEEK DOWN SEEK PROG SEEK UP SEEK VOICE SENDER ASSEMBLY SER DATA SERIAL DATA SERIAL DATA B+ GROUND SERIAL DATA DOOR AJAR INPUT SERIAL DATA REAR WIND MTR SPD SERIAL DATA TRAC CNTRL SW SIG TCC BRAKE SW SIG SET/COAST SW SHORTING BAR SHORTING BAR SHORTING BAR SIG HIGH - FRT SOLID STATE SOUND SYSTEMS SOURCE DOWN SOURCE UP SPARK PLUG SPEEDO- METER SPLICE PACK STAGE 1 STAGE 2 STAGE 2 STAGE 1 STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STEERING WHEEL) STOP TURN SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLY VOLTAGE SW SW TAC MTR CTRL 1 TAC MTR CTRL 1 TAC MTR CTRL 2 IGN 1 VOLT TAC MTR CTRL 2 TACHO- METER TAIL GATE AJAR IND TAILGATE AJAR IND TCC BRAKE SW TCC PWM TCC PWM SOL TCC SOL VLV CTRL TEMP GAUGE TEMPERATURE FLUID TFP SW SIG B VSS LOW SIG VSS HI SIG TFP SW SIG C AIR INJ CTRL VLV 1 TFT SENS SIG TIRE PRESSURE IND TO SEATS CIRCUT BREAKER 8 TORQUE CONVERTER CLUTCH PULSE WIDTH TP 1 SIG TP 1 LO TP SENS 1 SIG TP SENS 2 SIG TR SW A TR SW C TRAILER BRAKE WIRING TRAN RG SW SIG A 3-2 SHIFT SOL TRANS RANGE SW A LOW REF IGN 1 VOLT BATT VOLT PRESS SW SIG C TRANSFER CASE CIRCUIT TRANSMISSION CONTROL SYSTEM TRANSMISSION SYSTEM TRANSMISSIONS SYSTEM TRIP ODOMETER DIC TRS SIG B TRS SIG P TRUCK TRAILER HD WIRING HARNESS TURN SIGNAL/ HAZARD FLASHER MODULE TWISTED PAIR WIRES TWISTED PAIR WIRES TWISTED PAIR WIRES UNLOCK CTRL UP LEFT VERTICAL HORIZONTAL UP LEFT VERTICAL HORIZONTAL DRIVER OUTSIDE REARVIEW MIRROR UP UP INPUT UP VERTICAL DRIVER OUTSIDE REARVIEW MIRROR UPPER LEFT LOWER RIGHT VEH SPEED SEN VEHICLE COMMUNICATION INTERFACE MODULE VOLT CRANK VOLTS GAUGE VOLUME DOWN VOLUME UP VSS HI VSS HIGH SIG PC SOL VALV LO CTRL VSS LO W/ AIR AUTO LEVEL CONTROL W/ ALL WHEEL DRIVE W/ ANTI-THEFT SYSTEM PPL W/ AUTO A/C W/ AUTO AIR LEVEL CONTROL W/ AUTOMATIC TEMPERATURE CONTROLS W/ COMPASS W/ DELUXE SEATS W/ DRIVER INFORMATION CENTER DISPLAY W/ FOLDING MIRRORS W/ FRONT FOG LAMPS W/ GPS 1 W/ HIGH PRESSURE HEADLAMP WASHER W/ IMMOBILIZER W/ MANUAL TEMPERATURE CONTROLS W/ MEMORY W/ PREMIUM SOUND SYSTEM W/ REAR A/C W/ REAR FOG LAMPS W/ REAR SEAT ENTER- TAINMENT PACKAGE AND GARAGE DOOR OPENER W/ REAR SEAT ENTER- TAINMENT PACKAGE, W/O GARAGE DOOR OPENER W/ REAR SEAT ENTERTAINMENT PACKAGE W/ VEHICLE COMMUNICATION SYSTEM W/ WIRING PROVISION W/ WIRING PROVISION W/ WIRING PROVISIONS W/MANUAL TEMPERATURE CONTROLS W/O CUSTOM INTERIOR CONSOLE ROOF W/ CUSTOM INTERIOR CONSOLE ROOF W/O MEMORY W/O REAR SEAT ENTER- TAINMENT PACKAGE, W/ GARAGE DOOR OPENER W/O WIRING PROVISIONS WINDSHIELD WIPER HIGH SIGNAL WINDSHIELD WIPER SUPPLY VOLTAGE WIPER/ WASHER SYSTEM WIPER/WASHER SYSTEM YAW RATE SENS SIG YAW RING CNTRL STEER WH POS SIG A