Wiring diagrams for Chevrolet Caprice IV (1990-1996)

Anti-lock brake circuits

Pass-key circuit

Data link connector circuit

Cruise control circuit

Defogger circuit

Electronic level control

Wiring diagram engine performance 4.3l (vin w)s

Wiring diagram engine performance 5.7l (vin p)s

Back-up lamps circuit Exterior light circuit, sedan Exterior light circuit, wagon

Ground distribution circuit

Headlight circuit, with drl Headlight circuit, without drl, without twilight sentinel Headlight circuit, without drl, with twilight sentinel

Horn circuit

Instrument cluster circuit

Courtesy lamp circuit Instrument illumination circuit

Power antenna circuit

Power distribution circuit

Power door locks circuit, without remote/keyless entry Power door locks circuit, with remote/keyless entry Power tailgate lock circuit, wagon

Power mirror circuit

Power seat circuit

Power window circuit

Radio circuits

Shift interlock circuit

Charging circuit Starting circuit

Supplemental restraint circuit

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

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

Rear glass release circuit, without power locks Trunk release circuit, with keyless entry Trunk release circuit, without keyless entry

Warning system circuits

Interval wiper/washer circuit Rear washer/wiper circuit

AUTO DOOR LOCK PULL-DOWN RESISTOR BATTERY FEED CONN B BATTERY POWER BUICK LEFT DOOR LOCK SW BULB TEST LOCK OFF DOOR LOCK OUTPUT FROM BATTERY HOLD- IN COIL IAC COIL "A" LOW IAC COIL "B" LOW IAC COIL A HI IAC COIL B HI IGNITION COIL MODULE IGNITION KEY LOCK CYLINDER LOCK OFF LOCK UNLOCK OF STARTER) OIL PRESSURE RESISTOR PANEL LAMPS DIMMING MODULE INTERIOR LAMPS DIODE PULL- IN COIL REMOTE CONTROL DOOR LOCK RECEIVER REMOTE CONTROL DOOR LOCK RECEIVER HEATER- A/C CONTROL RESISTOR PELLET RIGHT DOOR LOCK SW RIGHT POWER WINDOW SW LT POWER DOOR LOCK RLY STARTER ENABLE CTRL SUPPORT, FORWARD OF BATTERY) UNLOCK LOCK

(FRONT OF ENGINE COMPARTMENT, (LEFT FRONT OF ENGINE COMPARTMENT, ON FRONT (LEFT REAR WHEEL- HOUSE, IN ENGINE (RIGHT OF ENGINE (RIGHT SIDE OF ENGINE COMPT, BOLTED TO A/C POWER MODULE BLOWER MOTOR ACTUATOR CONTROL ANTENNA MOTOR UP COMPRESSOR MOTOR ELECTRIC ACTUATOR ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMP. GAUGE ENGINE COOLANT TEMPERATURE SENDER ENGINE OIL RESET SW FORCE MOTOR LO FORWARD/ BACK MOTOR FRONT HEIGHT MOTOR LEFT FRONT DOOR LOCK ACTUATOR LEFT REAR COURTESY/ READING LT REAR WIPER MOTOR MODULE LEFT REAR DOOR LOCK ACTUATOR LEFT REAR DOOR LOCK MOTOR LEFT/RIGHT MOTOR P/S PUMP EVO ACTUATOR PRIMARY COOLING FAN MOTOR REAR GLASS RELEASE ACTUATOR REAR HEIGHT MOTOR REAR WINDOW WIPER MOTOR REAR WINDOW WIPER MOTOR REAR COMPARTMENT LID PULL-DOWN ACTUATOR RETURN PUMP MOTOR RIGHT FRONT DOOR LOCK ACTUATOR RIGHT FRONT DOOR LOCK MOTOR RIGHT REAR DOOR LOCK ACTUATOR RIGHT REAR DOOR LOCK MOTOR SECONDARY COOLING FAN MOTOR STARTER MOTOR TAIL- GATE LOCK MOTOR LEFT FRONT DOOR LOCK MOTOR TAILGATE LOCK ACTUATOR TAILGATE LOCK MOTOR TRUNK LID PULLDOWN ACTUATOR UP/DOWN MOTOR UP/DOWN MOTOR LEFT/RIGHT MOTOR VACUUM ELECTRIC SOLENOID ELECTRIC ACTUATOR WINDSHIELD WIPER MOTOR

ANTENNA COAXIAL ANTENNA INPUT POWER ANTENNA SYSTEM

LEFT FRONT SIDE WINDOW REGULATOR MOTOR LEFT REAR SIDE WINDOW REGULATOR MOTOR RIGHT FRONT SIDE WINDOW REGULATOR MOTOR RIGHT REAR SIDE WINDOW REGULATOR MOTOR

DATA LINK CONNECTOR PROGRAM CONNECTOR PROGRAMMING CONNECTOR

AUTO HEADLAMP OR DRL CONTROL MODULE BLOWER MOTOR CONTROL MODULE BUICK POWER STEERING CONTROL MODULE REAR COMPARTMENT COURTESY LAMP CRUISE CONTROL MODULE CRUISE CONTROL MODULE (FASTENED TO LEFT CRUISE CONTROL MODULE CRUISE CONTROL SWITCH ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE ABS IND. CTRL HEADLAMP AUTO CONTROL MODULE OR DAYTIME RUNNING LAMPS CONTROL MODULE HEADLAMP AUTO CONTROL MODULE WARNING ALARM POWER SEAT PNEUMATIC CONTROL MODULE POWER STEERING CONTROL MODULE POWER WINDOW LOCKOUT SWITCH POWER WINDOW CONTROL MODULE POWERTRAIN CONTROL MODULE POWERTRAIN CONTROL MODULE IGNITION COIL AUTOMATIC TRANSMISSION

FUEL TANK UNIT

A/C DRL FUSE A/C DRL FUSE #20 VES FUSE #18 ABS FUSE ABS FUSE #7 AIR BAG FUSE AIR BAG FUSE #15 AIR FUSE #3 BODY 1 FUSE #10 BODY 2 FUSE #11 CHIME FUSE CHIME FUSE #13 CLUS CHI FUSE CLUS CHI FUSE #33 CLUST CHI FUSE #33 PASSKEY FUSE #34 CRANK FUSE CRANK FUSE #24 CRUISE FUSE CTSY PWR LOCK FUSE CTSY PWR LOCK FUSE 35 DRIVER'S SEAT LUMBAR IN-LINE FUSE ELC FUSE ELC FUSE #1 EMI FUSE #4 EXT LPS FUSE EXT LPS FUSE 31 F/P FUSE #2 F/P FUSE TRANS FUSE FUEL INJ FUSE #6 FUEL INJ FUSE #9 FUSE 37 FUSE BLOCK FUSE BLOCK- I/P FUSE BLOCK:I/P FWD LPS FUSE 41 FWD LPS FUSE #41 INT DIM FUSE #42 HORNS FUSE HORNS FUSE #32 HOT AT ALL TIMES FUSE BLOCK: I/P CTSY PWR LOCK FUSE HOT IN RUN SEC FAN FUSE UNDERHOOD ELECTRICAL CENTER HOT IN RUN, BULB TEST OR START HOT AT ALL TIMES LEVEL CONTROL FUSE INT/LPS FUSE HTD MIR FUSE HVAC BLO FUSE #17 HVAC MOD FUSE #40 I/P FUSE #2 I/P FUSE BLOCK I/P FUSE BLOCK CHIME FUSE I/P FUSE BLOCK EXT LPS FUSE I/P FUSE BLOCK F/P FUSE CHIME FUSE #2 #13 I/P FUSE BLOCK RR T/LPS FUSE #43 I/P INDC FUSE I/P INDC FUSE #11 I/P INDIC FUSE INST PANEL FUSE BLOCK INT DIM FUSE 42 INT LPS FUSE #27 LEVEL CONTROL FUSE #12 MAXI- FUSE 11 PASS-KEY FUSE #14 PASS-KEY FUSE #34 PASSENGER SEAT LUMBAR IN-LINE FUSE PASSKEY FUSE #14 PPL CRANK FUSE PRI FAN FUSE #7 PRMRY CLG FAN FUSE #12 PWR WDO CIRCUIT BREAKER #2 CRUISE FUSE #16 RADIO FUSE RADIO FUSE #9 REAR REL FUSE RR REL FUSE RR REL FUSE 29 RR REL FUSE #29 CIG FUSE #28 RR T/LPS FUSE 43 RR WIPER FUSE #8 SCNDRY CLG FAN FUSE #13 SEC FAN FUSE #8 STOP/ HZD FUSE #37 STOP/HAZ FUSE STOP/HZD FUSE T/SIG FUSE T/SIG FUSE 6 TO I/P FUSE BLOCK TRANS FUSE TRANS FUSE #5 TRANS FUSE #5 FUEL INJ FUSE #6 FUEL INJ FUSE #9 TRK P/DOWN FUSE #36 TRK PDWN -OR- RR WIPER FUSE #36 WIPER FUSE #10 WIPER FUSE #10 T/SIG FUSE #6

DRL MODULE HEATER-A/C CONTROL HEATER AND A/C CONTROL HEATER- A/C CONTROL HEADLAMP AND INSTRUMENT PANEL LAMP RADIO HEATER-A/C CONTROL

"PASSKEY" INDICATOR ABS INDICATOR AIR BAG INDICATOR BRAKE INDICATOR DOOR OPEN INDICATOR FASTEN BELTS PASS KEY FAULT INDICATOR INDICATOR INDICATOR CONTOLS INDICATOR CONTROL INSTRUMENT CLUSTER BRAKE INDICATOR INSTRUMENT CLUSTER SYSTEM INDICATOR) ("DOOR OPEN" LOW COOLANT INDICATOR LOW OIL LEVEL INDICATOR CHANGE OIL INDICATOR MALFUNCTION INDICATOR MALFUNCTION INDICATOR LAMP ON INDICATOR

AUXILIARY DOME LAMP BUICK INSTRUMENT CLUSTER ASHTRAY LAMP BUICK REAR COMPT LID AJAR IND LAMP BULB TEST CHEVY INSTRU PANEL LAMP DIMMER DOME LAMP HAZARD LAMP FLASHER HEADLT SW LAMP HIGH TURN RIGHT MOUNT STOP LAMP HOT IN RUN, BULB TEST OR HOT IN RUN, BULB TEST OR START I/P COMPART LAMP REAR WNDO WIPER WASHER MULTI-SW I/P COMPART- MENT LAMP I/P COMPARTMENT LAMP I/P PANEL LAMP DIMMER ON INSTRUMENT PANEL LAMP DIMMER INTERIOR LIGHTS SYSTEM CHEVY LAMP BUICK ONLY LEFT CORN- ERING LAMP LEFT CORN- ERING LAMP RIGHT CORN- ERING LAMP LEFT FRONT PARK/ TURN LAMP LEFT FRONT SIDE DOOR COURTESY LAMP LEFT I/P COURTESY LAMP LEFT OPERA LAMP RIGHT OPERA LAMP LEFT REAR SIDE MARKER LAMP LEFT ROOF RAIL COURTESY AND READING LAMP LH FRONT DOOR COURTESY LAMP RH FRONT DOOR COURTESY LAMP LH REAR DOOR COURTESY LAMP LIGHTS ON SIGNAL MOUNT STOP LAMP ON LAMP PPL LEFT TAIL LAMP LEFT REAR MARKER LAMP PPL PPL DAYTIME RUNNING LIGHTS MODULE BRAKE IND. CTRL PPL PPL PPL LEFT TAIL/ STOP/ TURN LAMPS LEFT TAIL LAMP RH I/P DOOR LAMP LH I/P DOOR LAMP RIGHT CORN- ERING LAMP RIGHT FRONT PARK/ TURN LAMP RIGHT FRONT SIDE DOOR COURTESY LAMP RIGHT FRONT SIDE MARKER LAMP LEFT FRONT SIDE MARKER LAMP RIGHT I/P COURTESY LAMP RIGHT REAR COURTESY LAMP RIGHT ROOF RAIL COURTESY AND READING LAMP RIGHT ROOF RAIL COURTESY AND READING LAMP INSIDE REARVIEW MIRROR RIGHT TAIL/ STOP/ TURN LAMPS RIGHT REAR SIDE MARKER LAMP STOP LAMP/ CRUISE RELEASE TURN SIGNAL LAMP FLASHER UNDERHOOD LAMP

FUEL PUMP/ LEVEL SENDER (IN FUEL PUMP ON INPUT SECONDARY AIR INJECTION PUMP

A/C COMPRESSOR RELAY A/C COMPRESSOR RELAY SECONDARY ENGINE COOLING FAN RELAY AIR PUMP RELAY CTRL BPMV PUMP MOTOR RELAY BPMV SOLENOID VALVE RELAY COM- PRESSOR MOTOR RELAY DOME AND COURTESY LAMP RELAY DOME COURTESY LAMP RELAY DOME/CTSY LAMP RELAY REAR WIPER/ WASHER MOTOR WARNING ALARM DOOR LOCK RELAY DRL RELAY END GATE RELAY END GATE RELEASE RELAY ENDGATE RELAY FUEL PUMP RELAY FUEL PUMP RELAY CTRL HEAD RELAY HIGH BLOWER RELAY HORN RELAY INFLATABLE RESTRAINT DIAGNOSTIC ENERGY RESERVE MODULE REAR WINDOW DEFOG RELAY INTERNAL HEAD RELAY INTERNAL PARK RELAY LEFT REAR COURTESY LAMP COURTESY LAMP RELAY CONVENIENCE CENTER LOCK RELAY LOW BLOWER RELAY MASTER POWER WINDOW SWITCH LOW BLOWER MOTOR RELAY PARK RELAY POWER ANTENNA RELAY PRI COOL FAN RELAY CTRL PRIMARY COOLING FAN RELAY PRIMARY ENGINE COOLING FAN RELAY RADIO POWER ANT RELAY RADIO RADIO POWER ANTENNA RELAY REAR COMPARTMENT LID RELAY CONTROL REAR COMPARTMENT LID RELEASE RELAY REAR WINDOW DEFOGGER RELAY RELAY CONTROL RELAY CONTROL WARNING ALARM DOOR OPEN INPUT SEC COOL FAN RELAY CTRL SECONDARY AIR INJECTION PUMP RELAY SECONDARY COOLING FAN RELAY UNDERHOOD ELECTRICAL CENTER SOLID STATE TIMER RELAY THEFT DETERRENT RELAY TRUNK LID RELEASE RELAY UNLOCK RELAY UNLOCK RELAY LOCK RELAY

A/C PRESS SENSOR SIG A/C REFRIG. PRESSURE SENSOR AMBIENT LT SENSOR INPUT AUTO-LEVEL CONTROL SENSOR AUTOMATIC CONTROL LEVEL SENSOR AUTOMATIC LEVEL CTRL SENSOR BACKUP LAMP AND TRANSMISSION POSITION SENSOR SWITCH BACKUP LAMP, TRANSMISSION POSITION SENSOR SWITCH BATTERY FEED PPL SENSOR GND BATTERY PPL SENSOR GROUND ECT SENSOR SIG ENG OIL LEVEL SENSOR SIG ENGINE OIL LEVEL SENSOR GROUND SENSOR GROUND HEADLT AUTO CTRL AMBIENT LT SENSOR IAT SENSOR IAT SENSOR SIG INTAKE AIR TEMPERATURE SENSOR (AIR CLEANER KNOCK SENSOR SIG LEFT FRONT WHEEL SPEED SENSOR LEFT HEATED OXYGEN SENSOR LEFT KNOCK SENSOR LOW COOLANT INDICATOR PROBE LOW ENGINE COOLANT INDICATOR PROBE MAF SENSOR SIG MANIFOLD ABSOLUTE PRESSURE SENSOR MAP SENSOR MAP SENSOR SIG MASS AIR FLOW SENSOR OPTICAL SENSOR REAR AXLE SPEED SENSOR REAR COMPARTMENT COURTESY LAMP AUTOMATIC LEVEL CONTROL SENSOR RIGHT FRONT WHEEL SPEED SENSOR RIGHT HEATED OXYGEN SENSOR RIGHT KNOCK SENSOR SENSOR GND SENSOR GROUND SENSOR GROUND SHIELD 10 11 12 13 14 15 16 17 18 19 20 21 SENSOR SIGNAL TP SENSOR SIG TRANS FLUID TEMP SENSOR TURN SIGNAL FLASHER BACK-UP LAMP/ TRANSMISSION POSITION SENSOR SWITCH VEHICLE SPEED SENSOR

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

ACCESSORY SWITCH PANEL BACK-UP LAMP/ TRANS POSITION SWITCH BACKUP LAMP SWITCH COURTESY SWITCH CRUISE CONTROL RELEASE SWITCH DIMMER SWITCH DIMMER SWITCH BUICK DIMMING SWITCH DOWN SWITCH DOWN DOWN UP MIRROR POSITION SWITCH ENGINE OIL LEVEL SWITCH ENGINE OIL RESET SWITCH FROM IGNITION SWITCH FROM IGNITION SWITCH HEADLAMP SWITCH FUEL PUMP/ ENGINE OIL PRESSURE SWITCH HEADLAMP SWITCH HEADLAMP SWITCH HEAD OFF PARK HEADLAMP SWITCH INSTRUMENT CLUSTER HEADLAMP SWITCH LAMP HEADLAMP SWITCH REAR DEFOGGER CONTROL SWITCH HEADLIGHT SWITCH I/P COMPARTMENT LAMP SWITCH IGNITION KEY ALARM SWITCH IGNITION SWITCH IGNITION SWITCH ACCY LOCK OFF INSTRUMENT CLUSTER ENGLISH/ METRIC SWITCH LEFT DOOR LOCK SWITCH LEFT FRONT DOOR JAMB SWITCH LEFT FRONT DOOR LOCK SWITCH LEFT LUMBAR/RECLINER SWITCH ASSEMBLY LEFT MIRROR POSITION SWITCH LEFT POWER SEAT SWITCH LEFT REAR DOOR JAMB SWITCH LEFT REAR SIDE WINDOW SWITCH DN LEFT RECLINER SWITCH LH FRONT DOOR JAMB SWITCH LH REAR DOOR JAMB SWITCH LIFTGATE WIPER LATCH SWITCH LIFTGATE WIPER LATCH SWITCH REMOTE CONTROL DOOR LOCK RECEIVER MASTER SIDE WINDOW SWITCH MERCURY SWITCH MIRROR SELECT SWITCH MIRROR SWITCH OIL CHANGE RESET SWITCH ON/OFF MOMENTARY SWITCH OUTSIDE REMOTE CONTROL REARVIEW MIRROR SWITCH PARK BRAKE SWITCH PARK/ NEUTRAL POSITION SWITCH PARK/NEUTRAL POSITION SWITCH PASSENGER POWER SEAT SWITCH PPL BRAKE SWITCH SIG PPL IGNITION SWITCH BRAKE PRESSURE SWITCH PSP SWITCH IN REAR COMPARTMENT LID RELEASE SWITCH REAR COMPT LID RELEASE SWITCH CIGAR LIGHTER REAR GLASS RELEASE SWITCH REAR GLASS RELEASE/TAILGATE LOCK SWITCH REAR WINDOW DEFOGGER SWITCH REAR WINDOW WIPER/ WASHER AND MULTI- FUNCTION SWITCH RH REAR DOOR JAMB SWITCH RH FRONT DOOR JAMB SWITCH RIGHT DOOR LOCK SWITCH RIGHT FRONT DOOR JAMB SWITCH RIGHT FRONT DOOR JAMB SWITCH LEFT REAR DOOR JAMB SWITCH RIGHT FRONT DOOR LOCK SWITCH RIGHT FRONT SIDE WINDOW SWITCH DN RIGHT LUMBAR/RECLINER SWITCH ASSEMBLY RIGHT POWER SEAT SWITCH RIGHT REAR DOOR JAMB SWITCH RIGHT REAR SIDE WINDOW SWITCH RIGHT RECLINER SWITCH SAFETY BELT SWITCH SIDE WINDOW LOCK- OUT SWITCH STOP LAMP SWITCH STOPLAMP SWITCH TAILGATE AJAR SWITCH TAILGATE LOWER LOCK AJAR SWITCH TCC TEMP SWITCH TCC TEMP SWITCH SIG TO IGNITION SWITCH TRUNK LID RELEASE SWITCH TURN SIGNAL SWITCH TURN/ HAZARD SWITCH TWILIGHT SENTINEL SWITCH UP UP SWITCH WASHER SOLVENT LEVEL SWITCH WASHER SWITCH WINDSHIELD WASHER SOLVENT LEVEL SWITCH WINDSHIELD WIPER/ WASHER SWITCH WIPER SWITCH WIPER/ WASHER SWITCH

1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 CTRL SOLENOID BRAKE PRESSURE MODULATOR VALVE BRAKE TRANS SHIFT INTERLOCK SOLENOID EGR SOLENOID CTRL EVAPORATIVE EMISSION CANISTER PURGE VALVE EXHAUST SOLENOID EXHAUST VALVE GROUND RIGHT FRONT VALVE LEFT FRONT VALVE SOLENOID PRESSURE CONTROL SOLENOID REAR VALVE SOLENOID RIGHT FRONT VALVE SOLENOID SHIFT A SOLENOID SHIFT B SOLENOID SOLENOID CONTACTS STARTER SOLENOID STEERING COLUMN BRAKE TRANSMISSION SHIFT INTERLOCK SOLENOID SUPPLY VOLTAGE REAR VALVE CONTROL TCC ENABLE SOLENOID TCC SOLENOID TRUNK LID RELEASE SOLENOID

5 VOLTS REF PNK IGNITION WIRE 8 12 10 PNK WIRE BK BLU/WHT WIRE BLK WIRE BLK/WHT 1491 WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT 817 WIRE DK GRN/WHT WIRE DR SW PNK IGN WIRE ECTS IN PNK TRANS RANGE A SIG WIRE FUEL INJECTORS PNK PNK PNK PNK WIRE GRN WIRE GRY WIRE GRY/BLK WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN LT GRN WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 1 2 3 4 IGNITION FEED LEFT FRONT VALVE WIRE PNK BACKUP LIGHTS CIRCUIT PNK WIRE PNK CHANGE OIL IND CTRL WIRE PNK IGN FEED WIRE PNK IGN WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK PPL WIRE PNK PNK WIRE PNK PPL WIRE PNK TRANS RANGE SIG A WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TO UNDERHOOD ELECTRICAL CENTER PNK WIRE TRANS PRESS CTRL LOW PNK IGNITION WIRE TURN SIGNAL LAMP FLASHER PNK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

4 11 PPL 4.5-7 MINUTES MAXIMUM. C-CLOSES WITH VEHICLE TOO LOW. 5 VOLTS REF 8.45 4000 PULSES/MILE #1 #4 #6 #7 #3 #2 (CENTER (IN TRANS OIL COOLER INLET (RIGHT HEADLT A/C CLUTCH CTRL A/C CLUTCH STATUS A/C COMPRESSOR CLUTCH A/C REQUEST SIG ABS IND. AC SENSE AIR BAG IND AIR CONDITIONING SYSTEM ALL BUICK, CHEVROLET WAGON ALL CHEVY BUICK WAGON AUTO DAY/ NIGHT MIRROR AUTO-LEVEL CONTROL AIR COMPRESSOR AUTOMATIC DAY/NIGHT MIRROR AUTOMATIC LEVEL CONTROL AIR COMPRESSOR AUTOMATIC TRANSMISSION BASE OF LH "A" PILLAR BEHIND KICKPAD BASE SEO BLOCK, BELOW BLOCK, FORWARD BLT SW BODY 2 BRAKE APPLIED INPUT BRAKE LIGHT/ CRUISE RELEASE SW BRAKE PRES MODULATOR BRAKE SIGNAL BUICK ONLY BUICK OPTIONAL BUICK SEDAN BUICK SEDAN CHEVY SEO BUICK SEDAN ONLY BUICK SEDAN WAGON BUICK W/ LUMBAR SEATS C 1994 VFTC CABLE) CANISTER PURGE CTRL CASE GND CHANGE OIL IND. CTRL LOW OIL LVL IND. CTRL OIL LVL INPUT CHECK GAUGE CHEVROLET BUICK CHEVROLET ONLY CHEVY BUICK CHEVY CHEVY CHEVY INSTRU CLUSTER ENGLISH/ METRIC SW CHEVY REAR DEFOGGER SW CHEVY W/ GAUGES CHIME CONTROL COAXIAL CABLE COMPARTMENT) COMPRESSOR SIGNAL COMPUTER DATA LINES CONN 1 CONN 2 CONN B CONN D CONVENIENCE CENTER COOLANT FAN RELAYS COOLANT TEMP COURTESY LAMPS CIRCUIT CRANK INPUT CRANKING FUEL ENABLE INPUT CRUISE CONTROL IND CRUISE CONTROL, SPEEDO, RADIO, WARNING ALARM, CENT CTRL MODULE CRUISE STATUS VSS INPUT CRUISE SW DAYTIME RUNNING LAMPS MODULE DC SENSE DIAGNOSTIC REQUEST INPUT DIM SIGNAL DIST IGNITION FEED DIST REF LOW SIG DISTANCE TRAVELED INPUT DK CHEVY DK DK DK LT DOOR COURTESY LAMPS DOOR JAMB SWITCHES DOWN UP DRIVER SEAT BELT IN DRIVER SIDE "HIGH" DRIVER SIDE "LOW" DRIVER'S SEAT BELT SW ELECTRONIC CONTROLLED TRANSMISSION END OF SWEEP INPUT ENG OIL RESET SW ENG/ MET STEP DIM ENTIRE SEAT EXCEPT WAGON EXHAUST MANIFOLD) EXPRESS DOWN MODULE EXTERIOR LTS FOR- WARD FORCE MTR CTRL-HI FORCE MTR CTRL-LO FROM ACTU- ATOR ARM FROM UNDERHOOD ELECTRICAL CENTER FRONT HEIGHT FRONT HEIGHT FRONT LAMPS FRONT WHEEL HOUSE) FUEL ENABLE FUEL ENABLE SIG 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 LEVEL FUEL SENDER FUS LINK A FUSIBLE LINK A FUSIBLE LINK B GATE AJAR GROUND SHIELD 5 6 7 8 9 873 1810 LFT FRT WHL SPEED SENS REAR AXLE SPEED H-A/C CONTROL HEAD OFF PARK HEAD ON IGNITION HI BEAM IN GROUND LT SENS IN LT SENS IN HEAD PARK HEADLAMP AUTOMATIC MODULE HEADLIGHTS SYSTEM HEADLT DIMMER HEADLT SW HEATED RIGHT OUTSIDE MIRROR HI BEAM HI BEAM GROUND B+ HI BEAM IND INSTRUMENT CLUSTER HI MIST HI MIST LO OFF PULSE PULSE HI-BEAM IND HIGH LEVEL STOP LT HIGH MOUNTED STOP LT HIGH RES DISTRIBUTOR HIGH RESOLUTION SIG HOT AT ALL TIMES HOT AT ALL TIMES PWR ST CIRCUIT BREAKER HOT IN HOT IN ACCY OR RUN HOT IN RUN HOT IN RUN OR START I/P CLUSTER IGN 1 IGN 3 IGN KEY IGNITION CTRL IGNITION KEY IGNITION POWER IGNITION SIG ILL ENT ILLUM ENTRY IND CTRL INDIC- ATOR INFLATABLE RESTRAINT DIAGNOSTIC ENERGY RESERVE MODULE INFLATABLE RESTRAINT DIAGNOSTIC ENERGY RESERVE MODULE BUICK INFLATOR MODULE PLATE INJ 1 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL INSIDE REAR VIEW MIRROR INSIDE REARVIEW MIRROR INST CLUSTER INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTERS INTERFACE CIRCUIT INTERIOR, EXTERIOR LTS JAMB SW LAMPS) LEFT BACK-UP LT LEFT BACKUP LIGHT LEFT CORNERING LT LEFT DUAL BEAM HEADLT LEFT FRONT PARK/MARKER LT LEFT FRONT PARK/TURN LT LEFT INBOARD TAIL/TURN/ STOP LT LEFT INBOARD TAILLT LEFT LICENSE LT RIGHT LICENSE LT LEFT LOWER TAIL/TURN/ STOP LT LEFT REAR SIDE MARKER LT LEFT MIRROR DEFOGGER LEFT OUTBOARD TAIL/TURN/ STOP LT LEFT OUTBOARD TAILLT LEFT OUTSIDE REARVIEW MIRROR LEFT POWER SEAT SW LEFT POWER WINDOW SW LT LEFT REAR MARKER LT LEFT ROOF RAIL COURTESY AND READING LT LEFT SEAT LEFT SUN- SHADE ILLUM- INATED MIRROR LEFT TAIL/ STOP/ TURN LAMPS LEFT TAILLT LEFT TURN LEFT TURN IND LEFT TURN IND RIGHT TURN IND LEFT UPPER TAIL/TURN/ STOP LT LH LUMBAR SWITCHES LICENSE LT LO HI LOW FUEL LOW OIL IND CTRL LOW RES LOW RESOLUTION SIG LOW WASHER FLUID LPS ON SIG LT FRT SPKR LT LT LT REAR SPKR LTS ON INPUT LTS ON WARNING INPUT IGNITION DELAY ON/OFF OUTPUT #2 OUTPUT #1 MASTER POWER WINDOW SW ASSEMBLY MECHANICAL ARM MIL CTRL MIN PPL MODE SW A MODE SW B MODE SW C MULTIFUNCTION LEVER NEXT TO THERMOSTAT HOUSING) NON-SEO ONLY NOT USED OF LEFT CYLINDER HEAD) OFF MAX OFF ON OFF ON ON OFF PARK OFF PULSE OIL PRESS GAUGE OIL PRESSURE SENDER ON OUTPUT OUT/FIELD SERV ENBL OUTPUT #1 IGNITION OUTPUT #2 OUTPUT #3 OUTPUT/ FIELD ENABLE OUTPUT/FIELD SERV ENBL OUTSIDE MIRROR SW PANEL LAMPS DIMMING MODULE PANEL LIGHT PARK LPS CTRL PARK SIGNAL UNLOCK OUTPUT/ INPUT PASSENGER SIDE "HIGH" PASSENGER SIDE "LOW" PCM GND PCM GND CONN C PCM GND PPL VSS GND PCM GROUND PCM GROUND CONN C PCM IGN FEED PEDAL BRACKET) PIPE) PNP SIG PNP SW SIG POWER DISTRIBUTION POWER SOLID STATE POWER SOURCE INFORMATION NOT AVAILABLE POWER STEERING PRESSURE SW POWER STEERING RESERVOIR PPL #24 PPL BRAKE SW SIG PPL PPL PPL VSS GROUND PPL WARNING ALARM PRESS. PRESSURE SW MANIFOLD PROGRAM CONN PROGRAM INPUT PULSE WIDTH MODULATED OUTPUT PWR ST CIRCUIT BREAKER PWR ST CIRCUIT BREAKER 1 PWR ST CIRCUIT BREAKER #3 PWR WDO CIRCUIT BREAKER RADIO ANALOG DIM INPUT RADIO POWER REAR DEFOGGER GRID REAR HEIGHT REAR LAMPS REAR WINDOW DEFOGGER RECTIFIER BRIDGE REDUNDANT IND GROUND REDUNDANT IND IGN 1 REF LOW REFERENCE VOLTAGE REMOTE KEYLESS ENTRY SYSTEM RESET TO DAYTIME HIGH REFLECTIVITY IN REVERSE RESET+ RIGHT BACK-UP LT RIGHT BACKUP LIGHT RIGHT BACKUP LIGHT LEFT BACKUP LIGHT RIGHT CORNERING LT RIGHT DUAL BEAM HEADLT RIGHT FRONT PARK/MARKER LT RIGHT FRONT PARK/TURN LT RIGHT INBOARD TAIL/TURN/ STOP LT RIGHT INBOARD TAILLT RIGHT LEFT RIGHT LOWER TAIL/TURN/ STOP LT RIGHT LUMBAR SWITCHES RIGHT LUMBAR/ RECLINER SW ASSEMBLY RIGHT MIRROR DEFOGGER RIGHT OUTBOARD TAIL/TURN/ STOP LT RIGHT OUTBOARD TAILLT RIGHT OUTSIDE REARVIEW MIRROR RIGHT REAR COURTESY/ READING LT RIGHT REAR MARKER LT RIGHT REAR SIDE MARKER LT RIGHT ROOF RAIL COURTESY AND READING LT RIGHT ROOF RAIL COURTESY AND READING LT INSIDE REARVIEW MIRROR RIGHT SEAT RIGHT SUN- SHADE ILLUM- INATED MIRROR RIGHT SUNSHADE ILLUMINATED MIRROR RIGHT TAILLT RIGHT TURN RIGHT TURN IND RIGHT UPPER TAIL/TURN/ STOP LT RIGHT BACK-UP LT RR DEFG CIRCUIT BREAKER #4 RR DEFOG CIRCUIT BREAKER RT FRT SPKR RT FRT WHL SPEED SENS RT REAR SPKR SEAT BELT SW- SEATBELT/ IGNITION KEY/ LAMPS/ TURN SIGNAL ALARM SECURITY IND CTRL SENSITIVITY SETTINGS SEO NON-SEO SEO ONLY SERIAL DATA SERIAL DATA CONN D SERIAL DATA LINE SET R/A SW SHIELD 22 23 24 25 26 27 28 29 30 31 32 33 34 35 SHIFT SOL A SHIFT SOL B SHORTING BAR SIDE OF I/P) SIR IND SIR IND. CTRL SLIP RING SOLID STATE SOLID STATE TIMER SOLVENT LEVEL GND GEN SPARK PLUGS SPEED COMPENSATED VOLUME STEERING WHEEL) STOP/ HZD SUPPLEMENTAL INFLATABLE RESTRAINT SUPPLEMENTAL RESTRAINT SYSTEM SUPPLEMENTAL RESTRAINT SYSTEM PPL SW A SW B SW C TAILGATE AJAR SW TAILGATE RELEASE SYSTEM TANK) TCC ENBL SOL CTRL TCC TEMP SW IN THEFT DETERENT MODULE THEFT DETERRENT MODULE THEFT DETERRENT MODULE (BEHIND LEFT THEFT DETERRENT MODULE PASS KEY FAULT TO FUSIBLE LINKS A, B TO UNDERHOOD ELECTRICAL CENTER TOO LOW TOO HIGH TPS IN TRANS 1-2 SHIFT CTRL TRANS 2-3 SHIFT CTRL TRANS 3-2 CTRL SOL TRANS 3-2 SHIFT CTRL TRANS FLUID TEMP SIG TRANS PRESS CTRL SOL HI TRANS RANGE B SIG TRANS RANGE C SIG TRANS RANGE SIG B TRANS RANGE SIG C TRANS TCC CTRL TRIP RESET TRUNK LID LATCH SW TRUNK LID RELEASE SOL TRUNK,TAILGATE RELEASE SYSTEM TURN LEFT TURN ON INPUT TURN RIGHT TWILIGHT SENTINEL SW UNDER- HOOD UNDER- HOOD ELECTRICAL CENTER UNDERHOOD ELECTRICAL CENTER UP DOWN VACUUM FLUORESCENT INDICATORS VEH SPD PPL TRN SIG ON VEHICLE SPEED INPUT VEHICLE SPEED OUPUT VF SPEEDOMETER DISLAY VOLT GAUGE VOLTS IND. CHECK GAGE IND. *BUICK **CHEVY VSS INPUT/LO VSS INPUT/HI VSS OUT VSS SIGNAL CONN A W/ DAYTIME RUNNING LAMPS W/ DRL W/ LUMBAR SEATS HEATED LEFT OUTSIDE MIRROR LEFT LUMBAR/ RECLINER SW ASSEMBLY W/ PASSENGER RECLINER OR LUMBAR SEATS W/ POWER SEATS W/ TWILIGHT SENTINEL W/KEYLESS WAGON ENTRY W/O DRL W/O POWER SEATS W/O TWILIGHT SENTINEL W/TWILIGHT SENTINEL WAGON ONLY WARNING ALARM WARNING ALARM (IN CONVENIENCE CENTER, WARNING ALARM MODULE WARNING ALARM SEAT BELT INPUT WARNING SYSTEM WIND- SHIELD WITH DRL OR TWILIGHT SENTINEL WITH TWILIGHT SENTINEL OR DAYTIME RUNNING LAMPS