Wiring Diagrams for GMC Vandura G1500 (1985-1995)

4.3l (vin z), a/c circuit A/c circuit Heater circuit Rear heater circuit

5.0l (vin h), a/c circuit A/c circuit Heater circuit Rear heater circuit

5.7l (vin k), a/c circuit A/c circuit Heater circuit Rear heater circuit

6.5l (vin p), a/c circuit A/c circuit Heater circuit Rear heater circuit

7.4l (vin n), a/c circuit A/c circuit Heater circuit Rear heater circuit

All-wheel abs circuit, with drl All-wheel abs circuit, without drl Anti-lock brake circuits

4.3l (vin z), data link connector circuit Data link connector circuit

5.0l (vin h), data link connector circuit

5.7l (vin k), data link connector circuit Data link connector circuit

6.5l (vin f), data link connector circuit 6.5l (vin p), data link connector circuit 6.5l (vin y), data link connector circuit Data link connector circuit

7.4l (vin n), data link connector circuit Data link connector circuit

Cooling fan circuit

Cruise control circuit Cruise control circuit, cutaway chassis Cruise control circuit, motor home chassis

4.3l (vin z), cruise control circuit Cruise control circuit, cutaway chassis Cruise control circuit, motor home chassis

5.0l (vin h), cruise control circuit Cruise control circuit, cutaway chassis Cruise control circuit, motor home chassis

5.7l (vin k), cruise control circuit Cruise control circuit, cutaway chassis Cruise control circuit, motor home chassis

6.5l (vin p), cruise control circuit Cruise control circuit, cutaway chassis Cruise control circuit, motor home chassis

7.4l (vin n), cruise control circuit Cruise control circuit, cutaway chassis Cruise control circuit, motor home chassis

Defogger circuit

Wiring diagram engine performance 4.3l (vin z)s, 4l60e a/t Wiring diagram engine performance 4.3l (vin z)s, 4l60-e a/t (1 of 3) Wiring diagram engine performance 4.3l (vin z)s, 4l60-e a/t (2 of 3) Wiring diagram engine performance 4.3l (vin z)s, 4l60-e a/t (3 of 3) Wiring diagram engine performance 4.3l (vin z)s, 4l80e a/t Wiring diagram engine performance 4.3l (vin z)s, 4l80-e a/t (1 of 3) Wiring diagram engine performance 4.3l (vin z)s, 4l80-e a/t (2 of 3) Wiring diagram engine performance 4.3l (vin z)s, 4l80-e a/t (3 of 3) Wiring diagram engine performance 4.3l (vin z)s, a/t Wiring diagram engine performance 4.3l (vin z)s, a/t commercial chassis Wiring diagram engine performance 4.3l (vin z)s, a/t except cutaway Wiring diagram engine performance 4.3l (vin z)s, m/t Wiring diagram engine performance 4.3l (vin z)s, m/t commercial chassis

Wiring diagram engine performance 5.0l (vin h)s, 4l60e a/t Wiring diagram engine performance 5.0l (vin h)s, 4l60-e a/t (1 of 3) Wiring diagram engine performance 5.0l (vin h)s, 4l60-e a/t (2 of 3) Wiring diagram engine performance 5.0l (vin h)s, 4l60-e a/t (3 of 3) Wiring diagram engine performance 5.0l (vin h)s, 4l80e a/t

Wiring diagram engine performance 5.7l (vin k)s, 4l60e a/t Wiring diagram engine performance 5.7l (vin k)s, 4l60-e a/t (1 of 3) Wiring diagram engine performance 5.7l (vin k)s, 4l60-e a/t (2 of 3) Wiring diagram engine performance 5.7l (vin k)s, 4l60-e a/t (3 of 3) Wiring diagram engine performance 5.7l (vin k)s, 4l80e a/t Wiring diagram engine performance 5.7l (vin k)s, 4l80-e a/t (1 of 3) Wiring diagram engine performance 5.7l (vin k)s, 4l80-e a/t (2 of 3) Wiring diagram engine performance 5.7l (vin k)s, 4l80-e a/t (3 of 3) Wiring diagram engine performance 5.7l (vin k)s, a/t commercial chassis and motorhome Wiring diagram engine performance 5.7l (vin k)s, a/t except cutaway Wiring diagram engine performance 5.7l (vin k)s, a/t p/g cutaway (1 of 3) Wiring diagram engine performance 5.7l (vin k)s, a/t p/g cutaway (2 of 3) Wiring diagram engine performance 5.7l (vin k)s, a/t p/g cutaway (3 of 3) Wiring diagram engine performance 5.7l (vin k)s, cutaway chassis (1 of 3) Wiring diagram engine performance 5.7l (vin k)s, cutaway chassis (2 of 3) Wiring diagram engine performance 5.7l (vin k)s, cutaway chassis (3 of 3) Wiring diagram engine performance 5.7l (vin k)s, m/t commercial chassis

Wiring diagram engine performance 6.5l (vin f)s Wiring diagram engine performance 6.5l (vin p)s Wiring diagram engine performance 6.5l (vin y)s Wiring diagram engine performance 6.5l (vin y)s, a/t Wiring diagram engine performance 6.5l (vin y)s, m/t

Wiring diagram engine performance 7.4l (vin n)s, 4l80-e a/t (1 of 3) Wiring diagram engine performance 7.4l (vin n)s, 4l80-e a/t (2 of 3) Wiring diagram engine performance 7.4l (vin n)s, 4l80-e a/t (3 of 3) Wiring diagram engine performance 7.4l (vin n)s, a/t commercial chassis and motorhome Wiring diagram engine performance 7.4l (vin n)s, a/t except cutaway Wiring diagram engine performance 7.4l (vin n)s, a/t p/g cutaway (1 of 3) Wiring diagram engine performance 7.4l (vin n)s, a/t p/g cutaway (2 of 3) Wiring diagram engine performance 7.4l (vin n)s, a/t p/g cutaway (3 of 3) Wiring diagram engine performance 7.4l (vin n)s, cutaway chassis (1 of 3) Wiring diagram engine performance 7.4l (vin n)s, cutaway chassis (2 of 3) Wiring diagram engine performance 7.4l (vin n)s, cutaway chassis (3 of 3)

Exterior light circuit, commercial chassis Exterior light circuit, cutaway chassis Exterior light circuit, motor home chassis Exterior light circuit, without quad halogen headlamps Exterior light circuit, with quad halogen headlamps

Ground distribution circuit Ground distribution circuit, commercial chassis Ground distribution circuit, cutaway chassis Ground distribution circuit, motor home chassis Ground distribution circuit, motorhome chassis

Headlamps circuit, commercial chassis Headlamps circuit, commercial chassis with drl Headlamps circuit, cutaway chassis Headlamps circuit, cutaway chassis with drl Headlamps circuit, motor home chassis Headlamps circuit, motor home chassis with drl Headlamps circuit, with composite lamps Headlamps circuit, with sealed beam lamps Headlamps/fog lamps circuit, drl with composite lamps Headlamps/fog lamps circuit, drl with sealed beam lamps Headlight circuit, commercial chassis with drl Headlight circuit, commercial chassis without drl Headlight circuit, composite with drl Headlight circuit, composite without drl Headlight circuit, cutaway chassis with drl Headlight circuit, cutaway chassis without drl Headlight circuit, motor home chassis with drl Headlight circuit, motor home chassis without drl Headlight circuit, sealed beam with drl Headlight circuit, sealed beam without drl

Horn circuit Horn circuit, commercial & motorhome chassis Horn circuit, cutaway chassis

Instrument cluster circuit Instrument cluster circuit, commercial chassis Instrument cluster circuit, cutaway chassis Instrument cluster circuit, motorhome chassis

Courtesy lamps circuit, base Courtesy lamps circuit, with auxiliary lighting Courtesy lamps circuit, without auxiliary lighting Instrument illumination circuit Interior light circuit, commercial chassis Interior light circuit, cutaway chassis Interior light circuit, motor home chassis Interior light circuit, motorhome chassis

Power antenna circuit

Power distribution circuit, commercial chassis (diesel) (1 of 2) Power distribution circuit, commercial chassis (diesel) (2 of 2) Power distribution circuit, commercial chassis (gasoline) (1 of 2) Power distribution circuit, commercial chassis (gasoline) (2 of 2) Power distribution circuit, cutaway chassis Power distribution circuit, diesel Power distribution circuit, gasoline Power distribution circuit, motor home chassis Power distribution circuit, motorhome chassis

Door lock circuit, without swing out side door Door lock circuit, with swing out side door Keyless entry circuit Power door lock circuit

Power mirror circuit

Power window circuit Power window circuit, cutaway chassis

2-speaker system circuit Radio circuits, with cd player or cassette

Shift interlock circuit Shift interlock circuit, commercial chassis Shift interlock circuit, cutaway chassis Shift interlock circuit, motor home chassis Shift interlock circuit, motorhome chassis

Charging circuit Charging circuit, commercial chassis (diesel) Charging circuit, commercial chassis (gasoline) Charging circuit, cutaway chassis Charging circuit, motor home chassis Starting circuit Starting circuit, commercial chassis (diesel) Starting circuit, commercial chassis (gasoline) Starting circuit, cutaway chassis Starting circuit, motor home chassis

4.3l (vin z), charging circuit 4.3l (vin z), starting circuit Charging circuit, commercial chassis (diesel) Charging circuit, commercial chassis (gasoline) Charging circuit, cutaway chassis Charging circuit, motor home chassis Starting circuit, commercial chassis (diesel) Starting circuit, commercial chassis (gasoline) Starting circuit, cutaway chassis Starting circuit, motor home chassis

5.0l (vin h), charging circuit 5.0l (vin h), starting circuit Charging circuit, commercial chassis (diesel) Charging circuit, commercial chassis (gasoline) Charging circuit, cutaway chassis Charging circuit, motor home chassis Starting circuit, commercial chassis (diesel) Starting circuit, commercial chassis (gasoline) Starting circuit, cutaway chassis Starting circuit, motor home chassis

5.7l (vin k), charging circuit 5.7l (vin k), starting circuit Charging circuit, commercial chassis (diesel) Charging circuit, commercial chassis (gasoline) Charging circuit, cutaway chassis Charging circuit, motor home chassis Starting circuit, commercial chassis (diesel) Starting circuit, commercial chassis (gasoline) Starting circuit, cutaway chassis Starting circuit, motor home chassis

6.5l (vin p), charging circuit 6.5l (vin p), starting circuit 6.5l (vin y), charging circuit 6.5l (vin y), starting circuit Charging circuit, commercial chassis (diesel) Charging circuit, commercial chassis (gasoline) Charging circuit, cutaway chassis Charging circuit, motor home chassis Starting circuit, commercial chassis (diesel) Starting circuit, commercial chassis (gasoline) Starting circuit, cutaway chassis Starting circuit, motor home chassis

7.4l (vin n), charging circuit 7.4l (vin n), starting circuit Charging circuit, commercial chassis (diesel) Charging circuit, commercial chassis (gasoline) Charging circuit, cutaway chassis Charging circuit, motor home chassis Starting circuit, commercial chassis (diesel) Starting circuit, commercial chassis (gasoline) Starting circuit, cutaway chassis Starting circuit, motor home chassis

Supplemental restraint circuit

4.3l (vin z), transmission circuit 4.3l (vin z), transmission circuit, 4l60-e 4.3l (vin z), transmission circuit, 4l80-e

5.0l (vin h), transmission circuit, 4l60-e

5.7l (vin k), transmission circuit 5.7l (vin k), transmission circuit, 4l60-e 5.7l (vin k), transmission circuit, 4l80-e

6.5l (vin f), transmission circuit 6.5l (vin f), transmission circuit, 4l80-e 6.5l (vin p), transmission circuit 6.5l (vin p), transmission circuit, 4l60-e 6.5l (vin y), transmission circuit 6.5l (vin y), transmission circuit, 4l80-e

7.4l (vin n), transmission circuit 7.4l (vin n), transmission circuit, 4l80-e

Warning system circuits Warning system circuits, commercial chassis Warning system circuits, cutaway chassis Warning system circuits, motor home chassis Warning system circuits, motorhome chassis

Front washer/wiper circuit, commercial chassis Front washer/wiper circuit, cutaway Front washer/wiper circuit, cutaway chassis Front wiper/washer circuit Front wiper/washer circuit, motor home chassis Provisions for front wiper/washer circuit, commercial chassis Wiper/washer circuit Wiper/washer provisions circuit, motorhome chassis

ACCY BULB TEST LOCK ACCY BULB TEST LOCK OFF ANTI- LOCK MODULE ANTI-LOCK BRAKE SYSTEM ANTI-LOCK BRAKES SYSTEM BATTERY BRAKE CRUISE SW BATTERY FEED BATTERY FEED 4 WHL LOW SW BATTERY INPUT GROUND BATTERY JUNCTION BLOCK BATTERY POWER BULB LOCK TEST OFF DIODE A/C COMPRESSOR DOOR LOCK DELAY MODULE FORWARD BATTERY FUEL HEATER GENERATOR GLOW PLUG CONTROLLER GENERATOR IGNITION COIL IN LINE DIODE LEFT HORN LOCK OFF LOCK TEST OFF MAP REFERENCE IGNITION FUSED BATTERY FEED REAR BATTERY RIGHT FRONT BATTERY LEFT REAR BATTERY RIGHT HORN STARTER CIRCUIT TO ALT, ECM-CRANK, TURN-B/U, TRANS, INJECTOR FUSES AND IGNITION COIL TO ALT, ECM-CRNK, TURN-B/U, TRANS, INJ FUSES AND IGNITION COIL TP SIGNAL 5 VOLT REF INJECTOR 2 CONTROL BATTERY FEED UNLOCK LOCK W/ DRL LOCK

(ENGINE COMPARTMENT, BEHIND BATTERY (LEFT LOWER (LEFT FRONT OF ENGINE COMPART- MENT, ON RADIATOR (RIGHT FRONT OF ENGINE ANTI-LOCK BRAKE PUMP MOTOR ANTI-LOCK BRAKES PUMP MOTOR BLOWER MOTOR CRUISE CONTROL SERVO (LEFT REAR OF ENGINE DAYTIME RUNNING LAMPS MODULE WIPER MOTOR DIESEL ENGINE GAS ENGINE ENGINE CONTROLS OR TRANSMISSIONS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM PPL ENGINE COOLANT TEMP SENS ENGINE GROUND FORCE MOTOR HI IGNITION FORCE MOTOR LOW HD TRAILER TOW PACKAGE REAR A/C BLOWER MOTOR IDLE SPEED CONTROL ACTUATOR LEFT DOOR LOCK MOTOR LEFT DOOR LOCK MOTOR RIGHT DOOR LOCK MOTOR LEFT FRONT WINDOW MOTOR LEFT/ RIGHT MOTOR OF ENGINE) PPL ENGINE CONTROLS SYSTEM PPL PPL ENGINE CONTROLS SYSTEM PUMP MOTOR PWR PUMP MOTOR GND REAR A/C BLOWER MOTOR REAR AUXILIARY HEATER BLOWER MOTOR REAR DOOR LOCK MOTOR REAR DOOR LOCK MOTOR SIDE DOOR LOCK MOTOR RIGHT DOOR LOCK MOTOR RIGHT DOOR LOCK MOTOR LEFT DOOR LOCK MOTOR RIGHT FRONT WINDOW MOTOR SERVICE ENGINE SOON SERVICE ENGINE SOON INDIC SERVICE ENGINE SOON LAMP SIDE DOOR LOCK MOTOR STARTER MOTOR UP/ DOWN MOTOR UP/ DOWN MOTOR LEFT/ RIGHT MOTOR VACUUM MOTOR W/ DIESEL ENGINE WINDSHIELD WIPER MOTOR MODULE WIPER MOTOR

ANTENNA INPUT INST LPS LIGHT SW PWR ANTENNA POWER BAT+ INTERIOR LIGHTS SYSTEM, POWER ANTENNA SYSTEM POWER ANTENNA

EGR ELECTRONIC VACUUM REGULATOR SOLENOID VALVE EGR ELECTRONIC VACUUM REGULATOR VALVE SOLENOID EXHAUST GAS REGULATOR SOLENOID VALVE GENERATOR

DATA LINK CONNECTOR DATA LINK CONNECTOR (BEHIND LEFT SIDE SHIPPING DATA LINK CONNECTOR (BELOW STEERING FUEL PUMP PRIME CONNECTOR WIPER MOTOR CONNECTOR

CRUISE CONTROL MODULE CRUISE CONTROL SWITCH CURISE CONTROL MODULE FUEL CONTROL MODULE FUEL PUMP OIL PRESSURE SWITCH FUEL PUMP RELAY POWERTRAIN CONTROL MODULE GLOW PLUG CONTROL MODULE GOVERNOR CONTROL MODULE POWERTRAIN CONTROL MODULE TRANSMISSION CONTROL MODULE

AALT FUSE ACC RADIO FUSE AIR BAG FUSE ALT FUSE AUX CIRCUIT BREAKER HTR FUSE AUX HTR A/C FUSE AUX HTR A/C FUSE HTR A/C FUSE AUXILIARY FUSE BLOCK AUXILIARY FUSE BLOCK DRL FUSE BRAKE FUSE BRK FUSE BRK FUSE BLOCK FUSE CRNK FUSE CRNK FUSE ECM-CRNK FUSE DRL FUSE DRL FUSE PWR ACC CIRCUIT BREAKER ECM 1 FUSE ECM BAT FUSE ECM BAT FUSE ECM CRNK FUSE ECM CRANK FUSE ECM CRNK FUSE ECM BAT FUSE ECM I FUSE ECM I FUSE ECM B FUSE ECM-B FUSE ECM-BAT FUSE ACC BUS ECM-BAT FUSE ACC-RADIO FUSE ECM-CRNK FUSE ECMB FUSE ECMI FUSE F/PMP FUSE FUEL PUMP FUSE FUEL PUMP STOP-HZ FUSE FUSE FUSE BLOCK FUSE BLOCK INSTR LPS FUSE FUSE BLOCK TRANS FUSE FUSE BLOCK, GLOW PLUG CONTROLLER FUSE BLOCK- I/P FUSE BLOCK: I/P INSTR LPS FUSE FUSE PNK BLOCK WIRE GAGE FUSE GAGES FUSE GAGES FUSE SHUNT GAUGES FUSE GAUGES FUSE BRK FUSE GLO PLUG FUSE HORN- DM FUSE HORN/DIM FUSE HORN/DM FUSE HORN/DM TAIL LPS FUSE FUSE HORN/DM TAIL LPS FUSE FUSE SHUNT HOT AT ALL TIMES FUSE BLOCK HOT AT ALL TIMES FUSE BLOCK STOP FUSE HOT AT ALL TIMES HORN/DM FUSE HOT AT ALL TIMES STOP FUSE HOT IN RUN BRK FUSE HOT IN RUN OR START FUSE BLOCK HOT IN RUN OR START GAGES FUSE HOT IN START I/P FUSE BLOCK SIR CRANK FUSE HOT IN START OR RUN ALT FUSE HOT IN START OR RUN FUSE BLOCK TRANS FUSE HOT IN START OR RUN GAGES FUSE HOT IN START OR RUN GAUGES FUSE HTR A/C FUSE HTR FUSE HTR FUSE HTR BUS I/P FUSE BLOCK I/P LPS FUSE IN LINE UNDERHOOD LAMP FUSE IN-LINE FUSE INJ FUSE INST LPS FUSE INSTR LPS FUSE INSTR-LPS CRANK FUSE FUSE INSTR-LPS LPS BUS FUSE LPS BUS GAGES FUSE INSTR-LPS FUSE POWER DISTRIBUTION FUSE BLOCK PWR ECM-BAT CIRCUIT BREAKER FUSE PWR WDO CIRCUIT BREAKER HTR A/C FUSE RADIO FUSE RADIO FUSE WIPER FUSE ECMB FUSE SIR CRANK FUSE SIR FUSE STOP- HZ FUSE STOP/ HAZ FUSE STOP/HAZ FUSE TAIL LPS FUSE TAIL LPS FUSE FUSE TAIL LPS FUSE HORN/DM FUSE TO SIR CRANK FUSE TO STOP-HZ FUSE, PWR ACC CIRCUIT BREAKER TRANS FUSE TRANS FUSE 20 TRANS FUSE ECM I FUSE TURN-B/U FUSE TURN-B/U FUSE RADIO WIPER FUSE FUSE WIPER FUSE

FUEL HEATER HEATER CONTROL LAMP HEATER RADIO CONTROL LAMP HEATER, A/C CONTROL ILLUM. LAMP

COOLANT LEVEL INDICATOR DAYTIME RUNNING LAMP INDICATOR EGR CONTROL MALFUNCTION INDICATOR LAMP IGN ECM FUSED ENGINE COOLANT LEVEL INDICATOR MODULE FASTEN BELTS INDICATOR FOG LAMP ON INDICATOR GLOW PLUG LAMP INDICATOR HI BEAM INDICATOR INSTRUMENT CLUSTER FASTEN BELTS INDICATOR INSTRUMENT TRANSMISSION CLUSTER RANGE INDICATOR LAMP LEFT TURN INDICATOR ON INDICATOR PCM TRANS RANGE B PCM TRANS RANGE C MIL INDICATOR CTRL RIGHT TURN INDICATOR SERVICE TRANSMISSION INDICATOR TRANS- MISSION RANGE INDICATOR LAMP HEATER CONTROL LAMP TRANSMISSION INSTRUMENT AUDIO POSITION CLUSTER ALARM INDICATOR MODULE LAMP TRANSMISSION POSITION INDICATOR LAMP TRANSMISSION RANGE INDICATOR LAMP WATER IN FUEL INDICATOR

3-2 SHIFT SOL CTRL "SERVICE THROTTLE" LAMP "SERVICE THROTTLE" LAMP "TRANS" LAMP AIR BAG WARNING LAMP AUXILIARY COOLING LEFT PARK LAMP FAN BODY BUILDER FRONT MARKER LAMP BODY BUILDER REAR MARKER LAMP BULB TEST CENTER HIGH MOUNT STOP LAMP DAYTIME RUNNING LAMP MODULE DAYTIME RUNNING LIGHTS IND DOME LAMP FRONT DOME LAMP FRONT DOME LAMP RADIO FRONT LEFT PARK AND TURN SIGNAL LAMP FRONT LEFT PARK AND TURN SIGNAL LAMP AUXILIARY COOLING FRONT RIGHT PARK AND TURN SIGNAL LAMP FRONT RIGHT PARK AND TURN SIGNAL LAMP FRONT RIGHT PARK AND TURN SIGNAL LAMP GLOW PLUG WAIT LAMP HEAD- LIGHTS SYSTEM HOT IN RUN, BULB TEST OR START ILLUM LAMP LEFT BACKUP LAMP LEFT BACKUP LAMP RIGHT BACKUP LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK/ TURN LIGHTS LEFT LICENSE LAMP LEFT LICENSE LAMP RIGHT LICENSE LAMP LEFT PARK AND TURN LAMP LEFT PARK LAMP LEFT PARK/ TURN SIGNAL LAMP LEFT REAR SIDE MARKER LAMP LEFT SIDE MARKER LAMP LEFT SIDE MARKER LAMP LEFT TAIL STOP AND TURN LAMP LEFT STEP- WELL LAMP LEFT TAIL/ STOP AND TURN LAMP SIGNAL LEFT TAIL/STOP TURN LAMP LEFT TURN/ PARK LAMP ASSEMBLY LEFT VANITY MIRROR LAMP LICENSE LIGHTS LIGHTS ON INPUT SAFETY BELT INPUT PPL BULB CHECK PRNDL ILLUM. LAMP PROVISIONS FOR LEFT SIDE MARKER LAMP PROVISIONS FOR REAR DOME LAMP PROVISIONS FOR RIGHT SIDE MARKER LAMP REAR DOME LAMP RIGHT BACKUP LAMP RIGHT BACKUP LAMP LEFT BACKUP LAMP RIGHT FOG LAMP LEFT FOG LAMP RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/ TURN LAMP LEFT FRONT PARK/ TURN LAMP RIGHT FRONT PARK/ TURN LIGHTS RIGHT LICENSE LAMP RIGHT LICENSE LAMP RIGHT TAIL/STOP/ TURN LAMP RIGHT PARK AND TURN LAMP RIGHT PARK LAMP RIGHT PARK/ TURN SIGNAL LAMP RIGHT REAR SIDE MARKER LAMP RIGHT SIDE MARKER LAMP RIGHT STEP- WELL LAMP RIGHT TAIL/ STOP AND TURN LAMP SIGNAL RIGHT TAIL/STOP TURN LAMP RIGHT TURN/ PARK LAMP ASSEMBLY RIGHT VANITY MIRROR LAMP SERVICE THROTTLE LAMP WAIT LAMP TO INTERIOR LIGHTS SYSTEM UNDERHOOD LAMP W/ DAYTIME RUNNING LIGHTS W/ LAMP GROUP W/O LAMP GROUP WAIT LAMP

BATTERY FEED FUEL PUMP SIGNAL IC REFERENCE LOW FUEL PUMP FUEL PUMP AND SENDER FUEL PUMP PRIME FUEL PUMP SIGNAL MAP SIGNAL WINDSHIELD WASHER PUMP

AUDIO DAYTIME ALARM RUNNING MODULE LAMPS RELAY AUTO APPLY PARK BRAKE DATA LINK CONN- ECTOR FUEL PUMP RELAY AUXILIARY COOLING FAN CONTROL RELAY AUXILIARY COOLING FAN RELAY AUXILIARY COOLING FAN RELAY DAYTIME RUNNING LAMPS BLOWER RELAY BODY BUILDER'S DAYTIME RUNNING LAMPS JUNCTION BLOCK RELAY BRAKE SHIFT INTERLOCK RELAY BRAKE/ TRANSMISSION SHIFT INTERLOCK RELAY BRAKE/ TRANSMISSION SHIFT INTERLOCK RELAY DAYTIME RUNNING LAMPS RELAY DATA LINK CONN- ECTOR FUEL PUMP RELAY DAYTIME RUNNING LAMP CUTOFF RELAY DAYTIME RUNNING LAMPS AUXILIARY COOLING FAN RELAY DAYTIME RUNNING LAMPS HORN RELAY DAYTIME RUNNING LAMPS MODULE DAYTIME RUNNING LAMPS RELAY DAYTIME RUNNING LAMPS RELAY DAYTIME RUNNING LAMPS RELAY DAYTIME RUNNING LAMPS MODULE DAYTIME TRANSMISSION RUNNING LAMP RELAY RANGE INDICATOR LAMP FUEL CYCLE MODULE DOOR LOCK DELAY RELAY DOOR LOCK DELAY RELAY REAR DEFOGGER TIMER RELAY DOOR LOCK RELAY DOOR LOCK RELAY MODULE FUEL CYCLE MODULE DAYTIME RUNNING LAMPS RELAY FUEL PUMP RELAY FUEL PUMP RELAY CTRL FUEL PUMP RELAY CTRL PCS LOW FUEL PUMP RELAY DRIVE PCM TRANS FORCE MTR LO FUEL PUMP RELAY FUEL PUMP OIL PRESSURE SWITCH HAZARD FLASHER FUEL PUMP RELAY, FUEL PUMP/ OIL PRESSURE SWITCH HIGH BLOWER RELAY HIGH BLOWER RELAY A/C COMP- RESSOR WINDSHIELD WASHER PUMP HORN RELAY HORN RELAY DOME LAMP INTERRUPT SWITCH REAR DOME LAMP HORN RELAY INTERIOR LIGHTING CONTROL SWITCH REAR DOME LAMP IGNITION LAMP FEED HI BEAM FEED HI BEAM INDICATOR OUTPUT TO RELAY GROUND LEFT DOOR LOCK SWITCH DOOR LOCK RELAY POWER ANTENNA RELAY POWER DOOR LOCK RELAY REAR WINDOW DEFOGGER TIMER/ RELAY STARTER MOTOR RELAY STARTER RELAY TIMER RELAY

APP 1 SENSOR APP 1 SENSOR APP 2 SENSOR APP 2 SENSOR APP 3 SENSOR APP 3 SENSOR APP #3 SENSOR SIG BRAKE/ TRANSMISSION SHIFT INTERLOCK SOLENOID VEHICLE SPEED SENSOR BUFFER COLD ADVANCE FAST IDLE TEMPERATURE SWITCH WATER-IN-FUEL SENSOR CRUISE ON INPUT PCM/TCM SIGNAL VENT VALVE CONTROL SPEED SENSOR INPUT DIAGNOSTIC TEST TP SENSOR SIGNAL INJECTOR 1 CONTROL ELEC FUEL PUMP IN MAP SENSOR IN ENGINE DATA LINK CONNECTOR TRANSMISSION CONTROL MODULE COOLANT LEVEL SENSOR ENGINE SPEED SENSOR IN SENSOR GROUND TP SENSOR INPUT ENGINE SPEED SIGNAL SENSOR GROUND TP SENSOR INPUT HEATED OXYGEN SENSOR IC BYPASS SENSOR GROUND SENSOR GROUND TFT SIGNAL IC BYPASS SENSOR GROUND SENSOR GROUND TFT SIGNAL 470 455 PPL IC CONTROL IC BYPASS OXYGEN SENSOR GROUND OXYGEN SENSOR SIGNAL IGNITION VEHICLE SPEED SENSOR INPUT KNOCK SENSOR IN KNOCK SENSOR INPUT ECT SIGNAL KNOCK SENSOR SIGNAL KNOCK SENSOR SYSTEM LEFT FRONT WHEEL SENSOR LF SENSOR LO RF SENSOR LO OXYGEN SENSOR OXYGEN SENSOR GROUND OXYGEN SENSOR LO PCM TO TRANS TEMP SENSOR PPL APP #2 SENSOR GROUND APP #1 SENSOR GROUND APP #3 SENSOR GROUND SENSOR GROUND PPL APP #2 SENSOR SIG APP #1 SENSOR GROUND APP #3 SENSOR GROUND SENSOR GROUND RF SENSOR HI LF SENSOR HI RIGHT FRONT WHEEL SENSOR SENSOR ARMING MODULE SERIAL DATA DIAGNOSTIC TEST TERMINAL VSS SIGNAL SENSOR GROUND SYSTEM GROUND SERVO POSITION SENSOR SPEED SENSOR INPUT TRANSMISSION SPEED INPUT TRANSMISSION SPEED INPUT SYSTEM GND CLOSURE GRD APP 2 SENS GND APP 1 SENS GND APP 3 SENS GND SENSOR GND SYSTEM GROUND MAP SENSOR GROUND SYSTEM GROUND SYSTEM GROUND 452 416 SENSOR GROUND 5 VOLTS REF TRANS- MISSION TEMP SENSOR TRANSMISSION INPUT SPEED SENSOR TRANSMISSION TEMP INPUT MAP SENSOR INPUT VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR BUFFER VEHICLE SPEED SENSOR BUFFER FUEL HEATER VEHICLE SPEED SENSOR BUFFER KNOCK SENSOR SYSTEM MODULE HEATED OXYGEN SENSOR VEHICLE SPEED SENSOR BUFFER VEHICLE SPD OUTPUT WATER IN-FUEL SENSOR WATER- IN-FUEL SENSOR GLOW PLUG

LEFT FRONT SPEAKER LEFT REAR SPEAKER RIGHT FRONT SPEAKER RIGHT REAR SPEAKER

4 WHEEL DRIVE LOW SWITCH A/C COMPRESSOR PRESSURE CYCLING SWITCH AUDIO STOPLAMP SWITCH ALARM MODULE AUXILIARY COOLING FAN COOLANT PRESSURE SWITCH AUXILLIARY COOLING FAN COOLANT PRESSURE SWITCH BACK-UP LAMP SWITCH BACKUP LAMP SWITCH BACKUP LAMPS SWITCH BLOWER SWITCH BLOWER SWITCH RIGHT POWER WINDOW SWITCH BRAKE PRESSURE WARNING SWITCH BRAKE PRESSURE WARNING SWITCH PARK BRAKE SWITCH BRAKE/ TRANSMISSION SHIFT INTERLOCK SOLENOID SAFETY BELT RETRACTOR SWITCH CRUISE CONTROL ACTIVATOR SWITCH CRUISE CONTROL BRAKE SWITCH CRUISE CONTROL SWITCH CRUISE GLOW PLUG CONTROL CONTROL ACTIVATOR SWITCH MODULE DAYTIME RUNNING LAMPS MODULE HEADLAMP DIMMER SWITCH DOME SWITCH ENGINE COOLANT TEMPERATURE CUTOUT SWITCH FOG LAMP SWITCH ILLUM LAMP FROM IGNITION SWITCH FROM PANEL DIMMER SWITCH FROM PARK BRAKE WARNING SWITCH FUEL PUMP OIL PRESSURE SWITCH FUEL PUMP OIL PRESSURE SWITCH AND SENDER FUEL PUMP OIL PRESSURE SWITCH TURN SIGNAL FLASHER BACKUP LAMP SWITCH GROUND INST LPS LIGHTS SWITCH HEAD- LIGHT SWITCH DOME SWITCH HEADLAMP DELAY SWITCH HEADLAMP DIMMER SWITCH HEADLIGHT RADIO SWITCH ASSEMBLY HEADLIGHT SWITCH HEADLIGHT SWITCH ASSEMBLY HEADLIGHT SWITCH DOME SWITCH HEATER A/C BLOWER SWITCH HEATER BLOWER SWITCH HORN SWITCH HOT WITH HEADLIGHT SWITCH IN PARK OR HEAD HOT WITH HEADLIGHT SWITCH IN PARK OR HEADLIGHT I/P CLUSTER BRAKE PRESSURE WARNING SWITCH I/P DIMMER SWITCH IGNITION SWITCH INTERIOR LIGHTING CONTROL SWITCH KEY-IN WARNING BUZZER SWITCH KEYLESS ENTRY DELAY SET SWITCH LEFT DOOR JAMB SWITCH LEFT DOOR LOCK SWITCH LEFT DOOR LOCK SWITCH UNLOCK LEFT FRONT SWITCH UP DN LEFT POWER WINDOW MASTER SWITCH LEFT POWER WINDOW MASTER SWITCH RIGHT FRONT SWITCH LEFT POWER WINDOW SWITCH LIGHT SWITCH LIGHT SWITCH DOME SWITCH OUTSIDE POWER MIRROR CONTROL SWITCH PANEL DIMMER SWITCH ASSEMBLY DOME SWITCH PANEL DIMMER SWITCH WASHER PUMP I/P CLUSTER PARK BRAKE SWITCH PARK BRAKE WARNING SWITCH PARK SWITCH POWER MIRROR CONTROL SWITCH POWER MIRROR CONTROL SWITCH RIGHT VISOR MIRROR LAMP LEFT VISOR MIRROR LAMP POWERTRAIN PULSE WIPER WIPER/ CONTROL WASHER MOTOR MODULE SWITCH MODULE PPL BRAKE SWITCH INPUT 2-3 CONTROL OUTPUT PROVISIONS FOR CLEARANCE LAMPS LEFT POWER WINDOW SWITCH PULSE WINDSHIELD WIPER WIPER/ WASHER MOTOR SWITCH MODULE PULSE WIPER/ WASHER SWITCH RADIO WINDSHIELD WIPER/ WASHER SWITCH WINDSHIELD WIPER MOTOR MODULE REAR BLOWER SWITCH REAR DEFOGGER SWITCH REAR DOOR JAMB SWITCH REAR WINDOW DEFOGGER SWITCH RIGHT DOOR JAMB SWITCH RIGHT DOOR LOCK SWITCH RIGHT DOOR LOCK SWITCH LEFT DOOR LOCK SWITCH RIGHT DOOR LOCK SWITCH LOCK UNLOCK RIGHT FRONT DOOR LOCK SWITCH RIGHT FRONT SWITCH RIGHT FRONT WINDOW SWITCH RIGHT POWER WINDOW SWITCH SAFETY BELT BUCKLE SWITCH SAFETY BELT RETRACTOR SWITCH AUDIO ALARM MODULE SIDE DOOR JAMB SWITCH SLIDING SIDE DOOR JAMB SWITCH STOPLAMP SWITCH STOPLAMP SWITCH ALARM MODULE STOPLAMP SWITCH HAZARD FLASHER AUDIO ALARM MODULE TCC/ BRAKE SWITCH TCC/ STOPLAMP SWITCH TO IGNITION SWITCH TRANSFER CASE SWITCH TURN SIGNAL SWITCH TURN/ HAZARD SWITCH VARIABLE VOLTAGE W/ HEADLIGHT SWITCH IN PARK OR HEAD, RHEOSTAT ADJUSTED WASH PULSE SWITCH WASH SWITCH WINDSHIELD WASHER PUMP LIGHT SWITCH WINDSHIELD WIPER MOTOR WIPER SWITCH MODULE WINDSHIELD WIPER/ WASHER SWITCH WIPER SWITCH WIPER/ WASHER SWITCH

3-2 CONTROL SOLENOID SHIFT SOL B 3-2 SHIFT SOLENOID BRAKE TRANSMISSION SHIFT INTERLOCK SOLENOID EGR VALVE SOLENOID TRANS SHIFT 2/3 SOLENOID EVAPORATIVE CANISTER PURGE SOLENOID EVAPORATIVE CANISTER PURGE VALVE EVAPORATIVE EMISSIONS CANISTER PURGE SOLENOID EVAPORATOR CANISTER PURGE CONTROL SOLENOID EXHAUST GAS RECIRCULATION SOLENOID EXHAUST GAS RECIRCULATION VALVE FUEL SHUT OFF SOLENOID FUEL SOLENOID DRIVER (TOP FRONT INSTRUMENT LINEAR CLUSTER EGR SOLENOID PRINTED CIRCUIT LINEAR EGR SOLENOID VALVE LINEAR EGR VALVE PRESSURE CONTROL SOLENOID PRESSURE CONTROL SOLENOID SOLENOID RANGE MODE SELECTOR PRESSURE CONTROL SOLENOID SERVO POSIT INPUT GROUND VAC VALVE CONTROL R/A SIGNAL S/C SIGNAL SHIFT SOLENOID B OUTPUT SHIFT SOLENOID A OUTPUT DLC INPUT SOLENOID CONTACTS STARTER SOLENOID STARTER SOLENOID SOLENOID CONTACTS TCC PWM SOL PRESSURE CONTROL SOLENOID VACUUM VALVE VENT VALVE

3 121 PNK WIRE 12 13 PNK WIRE 23 24 PNK WIRE 1222 1224 1225 1226 1350 PNK WIRE APP #2 PNK PPL WIRE BLK BLK WIRE BLK PNK/ WIRE BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE GRN WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT BLU/WTH WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT GRN/WTH WIRE LT GRN/YEL WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 22 23 WIRE PNK 23 24 PPL WIRE PNK 25 26 WIRE PNK 26 27 WIRE PNK LT WIRE PNK PNK WIRE PNK PPL 23 24 WIRE PNK PPL PPL WIRE PNK PPL WIRE PNK RANGE MODE SELECTOR A RANGE MODE SELECTOR B RANGE MODE SELECTOR C WIRE PNK RANGE SIGNAL A INPUT SPEED SIGNAL HIGH INPUT SPEED SIGNAL LOW WIRE PNK RANGE SIGNAL A RANGE SIGNAL B RANGE SIGNAL C WIRE PNK WIRE PNK/ WHT WIRE PNK/BLK WIRE PNK/WHT WIRE PPL PNK WIRE PPL/WHT WIRE RAIL, NEAR RIGHT PNK/ FRONT WHEEL) WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT DK GRN/ WIRE WHT PNK/ WIRE WHT TAN/ WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WIRE LEADS ARE SPLICED TO TRAILER WIRING, OR CONNECTED TO TRAILER WIRE PLUG YEL WIRE YEL/BLK WIRE

0.5 WATT) 1 2 PPL 1-2 SHIFT SOL 1-2 SHIFT SOL 2-3 SHIFT SOL TCC SOL 1-2 SHIFT SOL TCC SOL 1-2 SHIFT SOL TCC SOL 2-3 SHIFT SOL 1-2 SHIFT SOLENIOD 2-3 SHIFT SOL 2-3 SHIFT SOL CTRL 1-2 SHIFT SOL CTRL DIAGNOSTIC TEST 2-3 SHIFT SOL CTRL FUEL INJ CTRL 2-3 SHIFT SOL CTRL FUEL INJ CTRL EGR SOL CTRL ENG SHUT-OFF CTRL 2-3 SHIFT SOLENIOD 2-DR CAB 2-DR CAB 2-DR CAB 3-2 SHIFT SOL 3-2 SHIFT SOL 2-3 SHIFT SOL 1-2 SHIFT SOL 3-2 SOL 1-2 SHIFT SOL 3-2 SOL 2-3 SHIFT SOL 4.3L 4.3L 5.7L 4.3L AND 5.7 W/O HD 4.3L AND 5.7L 4.3L AND 5.7L ONLY 5.7L HD ONLY 4.3L AND 7.4L 4.3L ONLY 4.3L, 7.4L ONLY 5 VOLTS REF 5.7 HD 5.7L 5.7L AND 7.4L 5.7L HD 5.7L ONLY 4.3L ONLY 5.7L, 6.5L ONLY 6.5L 7.4L 7.4L ONLY 8 9 10 PPL PPL 452 455 PPL 983 474 PPL 999 998 961 452 PPL 1995 VFTC (ALONG FRAME (BEHIND LEFT SIDE OF INSTRUMENT PANEL,NEAR (EXCEPT (FORWARD LAMPS HARNESS, * SCHOOL BUS GROUND RECTIFIER BRIDGE * W/ SCHOOL BUS EQUIPMENT) ** WITH SCHOOLBUS EQUIPMENT A/C COMPRESSOR A/C COMPRESSOR CLUTCH AUXILLIARY COOLING FAN A/C INPUT BRAKE SIGNAL TCC CONTROL PPL A/C ON SIGNAL IN BRAKE SW TO PCM A/C SIG A/C SIGNAL ABOVE 8500# AIR BAG IND AIR CONDI- TIONING SYSTEM AIR CONDITION- ING SYSTEM AIR CONDITIONING SYSTEM ALL EXCEPT 4.3L ALL OTHERS ALT, ECM-CRANK, TURN-B/U, TRANS AND INJ FUSES APP 1 APP 2 APP 3 SENS SIG FUEL TEMP SIG IAT SIG APP #3 AUDIO ALARM MODULE AUDIO ALARM MODULE CONVENIENCE CENTER AUTO APPLY PARK BRAKE AUTOMATIC TRANSMISSION AUX CB AUX CIRCUIT BREAKER AUX HTR BUS AUXILIARY COOLING FAN AUXILIARY COOLING FAN A/C COMPRESSOR CLUTCH B/H CONN BASE MODELS BAT VOLT SENSE INPUT BATT BUS BATT BUS SHUNT BODY BUILDER'S JUNCTION BLOCK BRAIDED COPPER STRAP BRAKE IND BRAKE WARN IND BPMV GND BRAKE WARNING ALARM BUZZER BRK SW INPUT BUS BAR BUS BAR GROUND BUS BAR GROUND SUPPORT) CANADA ONLY CIGARETTE LIGHTER CIRCUIT BREAKER CKP SIG OPTICAL SENS GND OPTICAL SENS CAM SIG CLOSED IN PARK COAXIAL CABLE COLUMN) COMPARTMENT) CONNECTED TO THROTTLE LINKAGE CONTROL AREA CONVENIENCE CENTER COOLANT TEMP GAUGE CRANK SIGNAL ECT SIGNAL MAP SIGNAL CRUISE CONTROL ACTIVATOR CRUISE CONTROL INPUT CRUISE CONTROL SERVO CRUISE CONTROL SYSTEM CRUISE IND REG GRD CRUISE INPUT CRUISE ON/OFF SIG CRUISE SIGNAL DATA LINK CONN- ECTOR DAYTIME RUNNING LAMPS DAYTIME RUNNING LAMPS IND DAYTIME RUNNING LAMPS MODULE DEF BLEND DELAY/ SPEED/ WASH CONTROL DIAGNOSIS TEST TP SIGNAL INJECTOR 1 CTRL DIAGNOSTIC ENERGY RESERVE MODULE DIAGNOSTIC REQUEST DIAGNOSTIC TEST DIESEL GAS DIESEL ONLY DLC THROTTLE POSITION SIGNAL LO SIDE INJ A DOOR CONTACT BUTTONS DRL MODULE ECT SIG TRANS FLUID TEMP SIG ECT SIGNAL EGR CONTROL EGR CONTROL GOVERNOR CONTROL ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION ELECTRONIC 4-SPEED OVERDRIVE TRANSMISSION ENG SHUT-OFF CTRL EVAP CONTROL FASTEN BELTS IND. FASTEN BELTS OUT FASTEN BELTS OUTPUT IGNITION ON INPUT FOUR- WHEEL ANTILOCK BRAKE MODULE FROM FUSIBLE LINK FROM FUSIBLE LINK A FRONT DOME/ READING LAMPS FUEL CYCLE MODULE FUEL GAUGE FUEL INJ CTRL FUSIBLE LINK FUSIBLE LINK (12 GA- FUSIBLE LINK (20 GA- FUSIBLE LINK A FUSIBLE LINK C FUSIBLE LINK D FUSIBLE LINK E FUSIBLE LINKS GLOW PLUG CONTROLLER GLOW PLUG MODULE GLOW PLUG RLY CTRL SERIAL DATA TRANS OUTPUT SPD SIG GLOW PLUG SIG HAZARD FLASHER HEAD OFF HEAD OFF PARK HEAD PARK HEADLIGHTS SYSTEM HEAT VENT B/L HEAVY DUTY ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION HI HI LO LO HI LO HI RESOLUTION SIG HI-BEAM IND HIGH DIM HOLD-IN WINDING HOLD-IN WINDING PULL-IN WINDING HOT AT ALL TIMES HOT AT ALL TIMES FUSIBLE LINK HOT AT ALL TIMES PWR ACC CIRCUIT BREAKER HOT IN HOT IN ACC OR RUN HOT IN ACCY OR RUN HOT IN CRANK HOT IN PARK OR HEAD HOT IN RUN HOT IN RUN OR START HOT IN RUN PWR WDO CIRCUIT BREAKER HOT IN START HOT IN START OR RUN HOT IN START OR RUN HOT IN RUN I/P CLUSTER IAC B LOW IAC B HIGH IAC A HIGH IAC A LOW IC BYPASS TP/ECT GROUND MAP GROUND IC REFERENCE HIGH IC SIGNAL VSS SIGNAL VSS TP REFERENCE IGN BUS IGN FEED ABS IND BRAKE SW IGN ON INPUT IGNITION BYPASS IGNITION FEED IGNITION FEED 3-2 CONTROL SOL DIAGNOSTIC REQUEST IGNITION FEED 3-2 SHIFT SOL CTRL IGNITION FEED DIAGNOSTIC REQUEST IGNITION VSS OUTPUT ILLUM. LAMPS INGNITION FEED 3-2 CONTROL SOL DIAGNOSTIC REQUEST INJECTOR 1 INJECTOR 2 INJECTOR 2 CONTROL INJECTOR 1 CONTROL INJECTOR 1 CONTROL INST LPS BUS INSTRUMENT CLUSTER INSTRUMENT CLUSTER PRINTED CIRCUIT INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTERS SYSTEM KEYLESS ENTRY MODULE KNOCK SIGNAL A/C SIGNAL KNOCK SIGNAL EGR PINTLE POSITION SIGNAL LEFT BACKUP LIGHT LEFT BANK GLOW PLUGS LEFT DEFOGGER GRID LEFT FRONT MARKER LIGHT LEFT FRONT PARK LIGHT RIGHT FRONT PARK LIGHT LEFT FRONT PARK/ TURN LIGHT LEFT GRID DEFOGGER LEFT HEADLAMP LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP ASSEMBLY HI LEFT HEADLAMP ASSEMBLY LO HI LEFT HEADLAMP ASSEMBLY RIGHT HEADLAMP ASSEMBLY LEFT HIGH BEAM HEADLAMP LEFT HIGH BEAM HEADLAMP ASSEMBLY LEFT HIGH/ LOW HEADLAMP LEFT HIGH/LOW BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT LOW BEAM HEADLAMP ASSEMBLY LEFT REAR MARKER LIGHT RIGHT REAR MARKER LIGHT RH LH LEFT TAIL/ STOP/ TURN LIGHT LEFT TAIL/ STOP/ TURN LIGHT LEFT REAR MARKER LIGHT LEFT TURN IND LEFT TURN, HAZARD LINK A LINK B LINK B FUSIBLE LINK C LINK D LINK F LO LO HI LO MED LOW COOLANT IND LT FRT SPKR LT FRT SPKR RT FRT SPKR RT FRT SPKR LT INSTRUMENT CLUSTER LT LT LT LT LEFT OUTSIDE POWER MIRROR LT PPL MAL- FUNCTION IND MED LO MIST OFF NOT USED NOT USED NOT USED NOTE:BULBS ARE CASE GROUNDED W/ 2-DR CAB OFF HEAD OFF HEAD HEAD PARK OFF HEAD PARK OFF HI OFF HI ME LO OFF MAX NORM OIL PRESS GAUGE ON OFF ON R/A ON/OFF INPUT ON/OFF SW SET/COAST RESUME/ACCEL BRAKE SW IN PANEL LAMPS PANEL) PARK BRAKE IND PCM STATUS VEHICLE SPD SENS PCM TRANS RANGE A PCM TRANS SHIFT SOL B PCM TRANS SHIFT SOL A TCC CLUTCH CTRL PCS HI PCS LO IGNITION POWER DISTRIBUTION POWER DISTRIBUTION SYSTEM PPL 1 2 3 4 PPL 2 3 4 PPL 3 4 PPL 15 16 PPL 20 21 PPL 21 22 PPL 23 24 PPL 24 25 PPL A/T M/T PPL APP #2 PPL PPL PPL TCC/BRAKE SW PPL TCC/BRAKE SW VEHICLE SPEED SIG PRESS CTRL SOL PRESSURE CONTROL SOL PROVISIONS FOR BODY BUILDER ADDED LAMPS PROVISIONS FOR CLEARANCE LAMPS PROVISIONS FOR FOG LAMPS PROVISIONS FOR PARK LAMPS PROVISIONS FOR REAR MARKER LAMPS PROVISIONS FOR TACHOMETER PROVISIONS FOR WIPER/WASHER MODULE PROVISIONS PROVISIONS FOR RIGHT SIDE MARKER FOR LEFT SIDE MARKER PULL-IN WINDING PWM TORQUE CONVERTER CLUTCH PWR ACC BUS PWR ACC CIRCUIT BREAKER PWR ACC CIRCUIT BRKER PWR CIRCUIT BREAKER PWR WDO BUS PWR WDO CIRCUIT BREAKER PWR WDO CIRCUIT BRKER PWR/ACC CIRCUIT BREAKER R/A INPUT RADIO DRL MODULE RADIO SOLID STATE RADIO WINDSHIELD RANGE MODE SELECTOR RANGE SIGNAL A INPUT SPEED SIGNAL HIGH INPUT SPEED SIGNAL LOW RANGE SIGNAL B RANGE SIGNAL C MIL CONTROL REAR DOME READING LAMPS RECTIFIER BRIDGE RESUME/ACCEL SIG RIGHT BACKUP LIGHT RIGHT BANK GLOW PLUGS RIGHT DEFOGGER GRID RIGHT FRAME RAIL) RIGHT FRONT MARKER LIGHT RIGHT FRONT PARK/ TURN LIGHT RIGHT GRID DEFOGGER RIGHT HEADLAMP RIGHT HEADLAMP ASSEMBLY RIGHT HEADLAMP ASSEMBLY HI RIGHT HEADLAMP ASSEMBLY LO HI RIGHT HIGH BEAM HEADLAMP RIGHT HIGH BEAM HEADLAMP ASSEMBLY RIGHT HIGH/ LOW HEADLAMP RIGHT HIGH/LOW BEAM HEADLAMP RIGHT LEFT RIGHT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP ASSEMBLY RIGHT LOW BEAM HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT OUTSIDE POWER MIRROR RIGHT REAR MARKER LIGHT RH LH RIGHT TAIL/ STOP/ TURN LIGHT RIGHT TURN IND RIGHT TURN IND. HI BEAM IND. RIGHT TURN IND. SAFETY BELT IND. RIGHT TURN, HAZARD RT REAR SPKR RT REAR SPKR LT REAR SPKR LT REAR SPKR S/C INPUT SAFETY BELT IND SAFETY BELT INPUT SAFETY BELT INPUT FASTEN BELTS OUT SELECTOR CONTROL SERIAL DATA SERVICE BRAKES IND. SERVICE TRANS OUTPUT DLC INPUT SERVICE TRANS OUTPUT SERIAL DATA SERVICE TRANS- MISSION IND. SET/COAST SIG SHIFT SOL A SHORTING BAR SOLID STATE SPEED SIGNAL SPEED- OMETER STARTING/ CHARGING SYSTEM STD 2-DR CAB STEERING WHEEL) STOP -HZ SUPPORT) SYSTEM GND FUEL INJ SIG APP SENS 2 SIG APP SENS 1 SIG SYSTEM GROUND SYSTEM GROUND TACHOMETER TEST LEAD TAIL LPS TCC BRAKE SW TCC PWM SOL TCC SOL TCC SOL 1-2 SHIFT SOL TCC SOL 2-3 SHIFT SOL 1-2 SHIFT SOL TO AUX HTR A/C, HTR A/C FUSES, PWR WDO CIRCUIT BREAKER TO CRUISE CONTROL TO ECM I, GAGES, TRANS FUSES AND TO GLOW PLUG CONTROLLER TO TRAILER WIRING TORQUE CONVERTER CLUTCH TRAILER WIRING TRANS FLUID TEMP SIG MAP SENS TRANS INPUT SPD LO CKP SIG OPTICAL SENS GND OPTICAL SENS CAM SIG TRANS INPUT SPD SIG LO TRANS OUTPUT TRANS, ECMI, TURN-B/U, GAGES FUSES TRANS- MISSION TEMP TRANSMISSION INPUT SPEED TRANSMISSION ONLY) TRANSMISSIONS SYSTEM TURN B/U TURN FLASHER TURN LEFT TURN ON INPUT TURN RIGHT TURN SIGNAL FLASHER UP DOWN VACUUM RELEASE PORT VACUUM SOURCE VARIABLE A/C SIGNAL VEHICLE SPEED IN DIAG REQUEST VEHICLE SPEED INPUT TRANS INPUT SPD LO TRANS INPUT SPD HI VEHICLE SPEED OUTPUT VIN N ONLY VIN N W/ AUTOMATIC TRANSMISSION VIN P ONLY VIN Y ONLY VOLT- METER VSS INPUT VSS INPUTS VSS OUTPUT W/ A/C W/ A/C W/O A/C W/ AUTO TRANS W/ AUTO TRANSMISSION W/ AUTOMATIC TRANSMISSION W/ AUTOMATIC TRANSMISSIONS W/ DIESEL ENGINES W/ DRL W/ DRL PPL PPL W/ GASOLINE ENGINES W/ MANUAL TRANSMISSION ONLY PPL W/ QUAD HEADLAMPS W/ SCHOOLBUS EQUIPMENT W/ SLIDING SIDE DOOR W/KEYLESS ENTRY W/O A/C W/O DAYTIME RUNNING LAMPS W/O DRL W/O KEYLESS ENTRY W/OPTIONAL HEAVY-DUTY TRAILER TOW PACKAGE W/OPTIONAL TRAILER TOW PACKAGES WARNING SYSTEMS WARNINGS SYSTEM WASH PULSE WASTEGATE SOL CTRL WITH AUTOMATIC TRANSMISSION ONLY WITH DOME AND STEPWELL LAMPS ONLY WITH MANUAL TRANSMISSION ONLY