Chevrolet Lumina I (1989-2001) engine wiring harness junction block 1 Wiring diagrams

2-3 SHIFT SOL TCC PWM SOL TCC SOL 1-2 SHIFT SOL 5 33 66 26 18 16 56 68 78 79 419 416 417 410 771 776 773 1227 418 422 MIL CTRL AT CENTER REAR OF ENGINE COMPT) AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE FLUID TEMPERATURE SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLING FAN, FUEL PUMP RELAY DK BLU WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (NEAR COOLANT OUTLET, LEFT REAR OF ENGINE) ENGINE WIRING HARNESS JUNCTION BLOCK 1 FUSE 39 FUSE BLOCK FUSE 12 GRY WIRE HEADLAMP SWITCH, DOOR LOCKS, ACCESSORY SWITCH, WARNING SYSTEM HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IGNITION SYSTEM RELAY INSTRUMENT CLUSTER LT GRN WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE PCM BAT FUSE PNK WIRE POWERTRAIN CONTROL MODULE (FORWARD RIGHT FRONT STRUT TOWER) PPL PPL PPL RED WIRE STOP LAMP SWITCH TAN WIRE TAN/BLK WIRE TCC/ BRAKE SWITCH THEFT DETERRENT MODULE THROTTLE POSITION SENSOR TRANS FUSE TRANSAXLE RANGE SWITCH (TOP OF TRANSAXLE) VEHICLE SPEED SENSOR (LOWER RIGHT REAR OF ENGINE COMPT, END OF TRANSAXLE) WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL AT CENTER REAR OF ENGINE COMPT) AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE FLUID TEMPERATURE SENSOR AUTOMATIC TRANSAXLE INPUT SHAFT SPEED SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLING FAN, FUEL PUMP RELAY DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ECM BAT FUSE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (NEAR COOLANT OUTLET, LEFT REAR OF ENGINE) ENGINE WIRING HARNESS JUNCTION BLOCK 1 FUSE 12 FUSE BLOCK FUSE 39 GRY WIRE HEADLAMP SWITCH, WARNING SYSTEMS, DOOR LOCKS, ASSY SWITCH HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IGNITION SYSTEM RELAY INSTRUMENT CLUSTER LO REV LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (FORWARD RIGHT FRONT STRUT TOWER) PPL PPL PPL PRESSURE CONTROL SOL TCC PWM SOL 2-3 SHIFT SOL RED WIRE RED/BLK WIRE STOP LAMP SWITCH TAN WIRE TCC RELEASE TCC/ BRAKE SWITCH THEFT DETERRENT MODULE THROTTLE POSITION SENSOR TRANS FUSE TRANSAXLE RANGE SWITCH (TOP OF TRANSAXLE) VEHICLE SPEED SENSOR (LOWER RIGHT REAR OF ENGINE COMPT, END OF TRANSAXLE) WHT WIRE YEL WIRE YEL/BLK WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C CONT FUSE A/C REQUEST BLK WIRE BRN WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE WIRING HARNESS JUNCTION BLOCK 1 FUSE 4 FUSE BLOCK HEATER-A/C CONTROL HOT IN RUN HOT IN RUN, BULB TEST OR START IGNITION LT GRN WIRE NCA WIRE PNK WIRE RELAY CONTROL A/C REQUEST

BLK WIRE COOLING FAN CONTROL RELAY 1 (IN ENGINE WIRING HARNESS JUNCTION BLOCK 1) COOLING FAN CONTROL RELAY 2 (IN ENGINE WIRING HARNESS JUNCTION BLOCK 1) COOLING FAN CONTROL RELAY 3 (IN ENGINE WIRING HARNESS JUNCTION BLOCK 2) DK BLU WIRE DK GRN WIRE ENGINE COOLANT FAN MOTOR 1 ENGINE COOLANT FAN MOTOR 2 ENGINE WIRING HARNESS JUNCTION BLOCK 1 ENGINE WIRING HARNESS JUNCTION BLOCK 2 FAN 3 FUSE HOT AT ALL TIMES LT BLU WIRE MAXI FUSE 1 ORG/ WIRE PCM BAT FUSE RED WIRE RELAY CONTROL WHT WIRE

A/C COMPRESSOR CLUTCH COIL A/C COMPRESSOR CLUTCH DIODE BATTERY BLK WIRE BRAKE FLUID LEVEL INDICATOR SWITCH CRUISE CONTROL MODULE ENGINE COOLANT LEVEL INDICATOR MODULE ENGINE OIL PRESSURE INDICATOR SWITCH ENGINE COOLANT FAN MOTOR 2 ENGINE WIRING HARNESS JUNCTION BLOCK 1 FUEL PUMP RELAY HEATED OXYGEN SENSOR 1 HEATED OXYGEN SENSOR 2 HORNS IGNITION CONTROL MODULE IGNITION SYST RELAY FAN CONT 2 RELAY LEFT FRONT PARK/TURN LAMP LEFT HI BEAM HEADLAMP LEFT LO BEAM HEADLAMP MASS AIR FLOW SENSOR ENGINE OIL LEVEL SENSOR NCA WIRE POWERTRAIN CONTROL MODULE RIGHT FRONT PARK/TURN LAMP RIGHT LO BEAM HEADLAMP TRANSAXLE RANGE SWITCH WHT WIRE WINDSHIELD WIPER MOTOR

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C CONT FUSE BLK WIRE BRN WIRE COOLING FAN CONTROL RELAY 1 COOLING FAN CONTROL RELAY 2 COOLING FAN CONTROL RELAY 3 DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT FAN MOTOR 1 ENGINE COOLANT FAN MOTOR 2 ENGINE WIRING HARNESS JUNCTION BLOCK 1 ENGINE WIRING HARNESS JUNCTION BLOCK 2 (FORWARD OF LEFT FRONT STRUT POWER) FAN 3 FUSE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START LEFT ELECTRIC ACTUATOR (BEHIND DASH, LEFT END OF HEATER-A/C MODULE) LT BLU WIRE LT GRN WIRE MAXI FUSE 1 NCA WIRE ORG/ WIRE PCM BAT FUSE PNK WIRE RED WIRE RELAY CONTROL A/C REQUEST SENSOR INPUT 22 26 RELAY CONTROL RELAY CONTROL SENSOR GROUND RIGHT ELECTRIC ACTUATOR (BEHIND DASH, RIGHT END OF HEATER-A/C MODULE) SOLID STATE WHT WIRE WHT/BLK WIRE YEL WIRE

1995 VFTC 22 26 A/C REQUEST SENSOR INPUT A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C CONT FUSE BLK WIRE BRN WIRE COOLING FAN CONTROL RELAY 2 COOLING FAN CONTROL RELAY 3 COOLONG FAN CONTROL RELAY 1 DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT FAN MOTOR 1 ENGINE COOLANT FAN MOTOR 2 ENGINE WIRING HARNESS JUNCTION BLOCK 1 ENGINE WIRING HARNESS JUNCTION BLOCK 1 (FORWARD OF RIGHT FRONT STRUT TOWER) FAN 3 FUSE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START LT BLU WIRE LT GRN WIRE MAXI FUSE 1 NCA WIRE ORG/ WIRE PCM BAT FUSE PNK WIRE RED WIRE RELAY CONTROL RELAY CONTROL RELAY CONTROL SENSOR GROUND RIGHT ELECTRIC ACTUATOR (BEHIND DASH, RIGHT END OF HEATER-A/C MODULE) SOLID STATE WHT WIRE WHT/BLK WIRE YEL WIRE