Chevrolet Lumina I (1989-2001) org/ Wiring diagrams

BLK WIRE ENGINE WIRING HARNESS JUNCTION BLOCK 1 (FORWARD OF RIGHT FRONT STRUT TOWER) HOT AT ALL TIMES LEFT BACKUP LAMP LT GRN WIRE ORG/ WIRE R/CMPT REL FUSE RIGHT BACKUP LAMP RIGHT BACKUP LAMP BREAKOUT) TRANSAXLE RANGE SWITCH (ON TOP OF TRANSAXLE)

A/C SYSTEM (DASH HARNESS, BELOW CENTER OF DASH, NEAR RADIO BREAKOUT) BATTERY (B+) BLK WIRE BLU WIRE BRAKE SW INPUT BRN WIRE CENTER HIGH MOUNTED STOPLAMP (CHMSL) CRUISE CONTROL MODULE (ON LEFT FRONT STRUT TOWER) BRAKE SIG. DK BLU WIRE DK GRN WIRE ENGINE WIRING HARNESS JUNCTION BLOCK 2 (FORWARD OF RIGHT FRONT STRUT TOWER) EXTERIOR LAMPS OUTPUT FUSE 23 FUSE 30 FUSE 5 FUSE BLOCK (ON RIGHT SIDE OF DASH) GRN WIRE HAZARD HAZARD LAMP/ TURN SIGNAL LAMP FLASHER (BEHIND LEFT SIDE OF DASH) HEAD HEADLAMP SWITCH HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START INSTRUMENT CLUSTER LEFT LEFT FRONT PARK/ TURN LAMP LEFT FRONT SIDE MARKER LAMP LEFT REAR SIDE MARKER LAMP LEFT TAIL/ TURN/ STOP LAMP LEFT TURN INDIC LT BLU WIRE NCA WIRE NORMAL OFF PARK ORG/ WIRE PARK LPS FUSE PNK WIRE PPL RIGHT RIGHT FRONT PARK/ TURN LAMP RIGHT FRONT SIDE MARKER LAMP RIGHT REAR SIDE MARKER LAMP LICENSE LAMP RIGHT TAIL/ TURN/ STOP LAMP RIGHT TURN INDIC STOPLAMP SWITCH (ON BRAKE PEDAL SUPPORT) TURN SIGNAL SWITCH WHT WIRE YEL WIRE

24 INCH WIRES CUT AND TAPED ABOVE ROOF EXTERIOR 90 INCHES FROM EDGE OF CARPET, COILED UNDER INSTRUMENT PANEL, IN RIGHT FOOTWELL ALTERNATING FLASHER BLK WIRE BRN WIRE CUSTOMER INSTALLED ACCESSORIES JUNCTION BLOCK DK BLU WIRE DK GRN WIRE FUSE 15 FUSE 19 FUSE 6 FUSE BLOCK (ON RIGHT SIDE OF DASH) GRY WIRE HOT AT ALL TIMES LAMP ASSEMBLY LEFT FRONT SPOT- LAMP LEFT REAR EMERGENCY VEHICLE REAR COMPARTMENT LID LAMP LEFT REAR EMERGENCY VEHICLE REAR WINDOW PANEL LAMP LT BLU WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PPL REAR COMPARTMENT COURTESY RED WIRE RED/BLK WIRE RELAY PANEL RIGHT FRONT SPOT- LAMP RIGHT REAR EMERGENCY VEHICLE REAR COMPARTMENT LID LAMP RIGHT REAR EMERGENCY VEHICLE REAR WINDOW PANEL LAMP TAN WIRE TO GRILLE LAMPS (CUSTOMER INSTALLED) TURN SIGNAL SWITCH W/ REAR WINDOW MOUNTED FLASHING WARNING LAMPS W/O REAR WINDOW MOUNTED FLASHING WARNING LAMPS WIRES CUT AND TAPED IN RIGHT KICK PANEL YEL WIRE

ACCESSORY SWITCH (SEO) B(+) BLK WIRE BLU WIRE BRN WIRE DAYTIME RUNNING LAMPS AMBIENT LIGHT SENSOR (RIGHT TOP OF DASH) DISPLAY DK BLU WIRE DK GRN WIRE ENGINE WIRING HARNESS JUNCTION BLOCK 2 (FORWARD OF LEFT FRONT STRUT TOWER) EXT LAMPS OUTPUT FUSE 33 FUSE 4 FUSE BLOCK (RIGHT SIDE OF DASH) GRN WIRE GROUND HD LPS CIRCUIT BREAKER HEAD OFF HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HI BEAMS INPUT HI BEAMS ON INPUT HOT AT ALL TIMES HOT IN RUN HOT IN RUN, BULB TEST OR START INDICATOR IGNITION INPUT INSTRUMENT CLUSTER (BLUE) HI BEAM INDICATOR INSTRUMENT CLUSTER SYSTEM LEFT HEAD- LAMP LO LIGHT SENSOR (-) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OFF OFF HEAD ORG/ WIRE PARK PARK BRAKE INPUT PARK BRAKE OUTPUT PARK BRAKE SWITCH PARK LPS FUSE PNK IGNITION INPUT WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RIGHT HEAD- LAMP HI HI TAN WIRE TAN/WHT WIRE W/ SEO W/O SEO WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE DK GRN WIRE ENGINE WIRING HARNESS JUNCTION BLOCK 2 ENGINE WIRING HARNESS JUNCTION BLOCK 2 (FORWARD OF LEFT FRONT STRUT TOWER) HORN (RIGHT SIDE OF ENGINE COMPT, BELOW RIGHT HEADLAMP) HORN FUSE HORN RELAY HORN SWITCH HOT AT ALL TIMES ORG/ WIRE RED WIRE SLIP RING TURN SIGNAL CANCEL CAM TURN SIGNAL SWITCH YEL WIRE

ACCY BULB LOCK TEST OFF AIR BAG WARNING IND ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM (ELECTRONIC BRAKE CONTROL MODULE) (EBCM) ANTI-LOCK WARNING IND ANTI-THEFT SYSTEM BLK WIRE BRAKE FLUID LEVEL INDICATOR SWITCH (ON LEFT SIDE OF BRAKE FLUID RESERVOIR) BRAKE WARNING IND BRN WIRE BRN/WHT WIRE CHANGE OIL IND CTRL CHANGE OIL SOON IND DIGITAL SPEEDOMETER MODULE DISPLAY SWITCH DK BLU WIRE DK GRN WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT LEVEL INDICATOR MODULE (ON RIGHT SIDE OF RADIATOR) ENGINE COOLANT TEMPERATURE GAGE ENGINE COOLANT TEMPERATURE SENSOR (NEAR COOLANT OUTLET, LEFT REAR OF ENGINE) ENGINE OIL PRESSURE INDICATOR SWITCH (LEFT SIDE OF ENGINE, ABOVE STARTER) FASTEN BELTS WARNING IND FUEL GAGE FUEL GAGE CONTROL FUSE 25 FUSE 39 FUSE 4 FUSE BLOCK (RIGHT SIDE OF DASH) GRY WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HI-BEAM IND HOT COOLANT WARNING IND HOT IN RUN HOT IN RUN, BULB TEST OR START IGNITION SWITCH ILLUMINATION (5 BULBS) INDICATOR CONTROL INSTRUMENT CLUSTER LEFT TURN IND LOW COOLANT WARNING IND LOW OIL IND CONTROL LOW OIL LEVEL IND LOW TRAC IND LT BLU WIRE LT GRN WIRE MIL IND CONTROL NCA WIRE ODO OIL PRESSURE WARNING IND ORG/ WIRE PARK BRAKE INDICATOR SWITCH (PART OF PARK BRAKE ASSEMBLY) PNK WIRE POWERTRAIN CONTROL MODULE (FORWARD OF RIGHT SHOCK TOWER) PPL RESET+ RIGHT TURN IND RUN WIRE SECURITY IND SEO ACCESSORY SWITCH PANEL SERVICE ENGINE SOON IND SUPPLEMENTAL RESTRAINTS SYSTEM STARTING/CHARGING SYSTEM TACHOMETER TAN WIRE TAN/WHT WIRE TRIP SWITCH VOLTS WARNING IND VSS OUT 4000 P/M WARNING SYSTEM WHT WIRE YEL WIRE YEL/BLK WIRE

1746 1745 453 FUEL INJ 3 CONTROL FUEL INJ 2 CONTROL 18 19 PPL 1807 451 PPL SERIAL DATA (CLASS 2) PCM GROUND 339 540 PNK IGNITION POS VOLTAGE BATTERY POS VOLTAGE WIRE 435 496 EGR VAL CONTROL KNOCK SENSOR SIGNAL 55 1222 473 335 630 430 647 INSTRUMENT CLUSTER SYSTEM 772 492 229 TRANSAXLE RANGE SW MAF SENSOR SIGNAL THEFT DETER FUEL ENABLE 83 845 CRUISE DISABLE OUTPUT FUEL INJ 5 CONTROL ANTI-THEFT SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE CAMSHAFT POSITION (CMP) SENSOR (FRONT OF ENG, BELOW INTAKE PLENUM) COOLING FAN SYSTEM CRANKSHAFT POSITION (CKP) CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (DLC) (BELOW DASH, RIGHT OF STEERING COLUMN) 9 2 PPL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECK IGN FUSE ENGINE WIRING HARNESS JUNCTION BLOCK 1 (FORWARD OF RIGHT FRONT STRUT TOWER) F/INJN FUSE FUEL INJ 6 DRIVER FUSE 42 FUSE 12 FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT COOLANT IND CONTROL EVAP PURGE VAL CONTROL HOT IN RUN, BULB TEST OR START IGNITION CONTROL MODULE (TOP RIGHT SIDE OF ENG) INSTRUMENT CLUSTER SYSTEM LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/ WIRE PCM BAT FUSE PCM IGN FUSE PNK PNK PNK 3 4 5 6 WIRE PNK PNK PPL 7 8 9 10 11 WIRE PNK WIRE PNK/BLK WIRE PPL PPL STOPLAMP SWITCH PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE SERIAL DATA (UART) PCM GROUND SENSOR GROUND SPARK PLUGS STARTING/ CHARGING SYSTEM CHARGE IND CONTROL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENOID 1174 85 CRUISE CONTROL SYSTEM 16 17 18 TR SWITCH INPUT D 2-3 SHIFT SOLENOID 49 50 IAC COIL B LOW IAT SENSOR SIGNAL A/C COMPRESS CLUTCH RLY AIR CONDITIONING SYSTEM AUTO TRANSAXLE FLUID TEMPERATURE SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CHANGE OIL SOON IND CMP/CKP SENSOR BATT (+) CMP/CKP SENSOR GROUND DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG OIL LEVEL SW IN CRUISE ENGAGED INPUT ENGINE WIRING HARNESS JUNCTION BLOCK 1 (FORWARD OF RIGHT FRONT STRUT TOWER) FUEL INJ 4 CONTROL FUEL PUMP FUEL PUMP RELAY FUEL TANK GRY WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IAC COIL A LOW (PIN 45-48 NOT USED) INSTRUMENT CLUSTER SYSTEM LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PCM BAT FUSE PNK 7 8 9 10 11 12 13 14 WIRE PNK WIRE PPL PPL FUEL LEVEL SENSOR PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOLENOID TCC SOLENOID TFT SENSOR SIGNAL FUEL LEVEL SENSOR INPUT PPL TR SWITCH INPUT A (PIN 19-21 NOT USED) 22 23 24 25 26 27 28 A/C REQUEST SIGNAL TRANS FUSE TRANSAXLE WHT WIRE YEL WIRE YEL/BLK WIRE

1807 451 PPL SERIAL DATA (CLASS 2) PCM GROUND 21 22 23 24 PPL 339 540 PNK IGNITION POS VOLTAGE BATTERY POS VOLTAGE WIRE 435 496 1876 EGR CONTROL (GND) BANK 1 KS SIG BANK 2 KS SIG 492 229 ANTI-THEFT SYSTEM 55 1222 473 335 630 430 647 INSTRUMENT CLUSTER SYSTEM 83 1745 CRUISE DISABLE OUTPUT FUEL INJ 2 CONTROL BALANCER) BLK WIRE BLK/WHT BLK/WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRANKSHAFT POSITION (CKP) SENSOR (AT END OF CRANKSHAFT, BEHIND HARMONIC CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (DLC) (BELOW DASH, RIGHT OF STEERING COLUMN) 9 2 PPL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ELECK IGN FUSE ENGINE WIRING HARNESS JUNCTION BLOCK 1 (FORWARD OF RIGHT FRONT STRUT TOWER) EVAP PURGE CONTROL F/INJN FUSE FUEL INJ 1 CONTROL FUEL INJ 4 CONTROL FUEL INJ 5 CONTROL REF LOW FUSE 42 FUSE 12 FUSE BLOCK (ON RIGHT SIDE OF DASH) GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IGNITION CONTROL MODULE (TOP LEFT FRONT OF ENG) INSTRUMENT CLUSTER SYSTEM KNOCK SENSOR (KS) BANK 1 (LOWER LEFT SIDE OF ENG BLOCK, ABOVE STARTER) KNOCK SENSOR (KS) BANK 2 (LOWER RIGHT SIDE OF ENG BLOCK, BELOW EXHAUST MANIFOLD) LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/ WIRE PCM BAT FUSE PCM IGN FUSE PNK PNK PNK 3 4 5 6 WIRE PNK PNK PNK 7 8 9 10 11 12 WIRE PNK WIRE PPL PPL (PIN 66-67 NOT USED) PPL TCC BRAKE SWITCH INPUT PPL/WHT WIRE RED/BLK WIRE SPARK PLUGS STARTING/ CHARGING SYSTEM CHARGE IND CONTROL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENOID 16 17 18 TR SWITCH INPUT P TRANS FLUID PRESS SW C TR SWITCH INPUT D 2-3 SHIFT SOLENOID 225 657 417 (PIN 62 NOT USED) (PIN 64-65 NOT USED) 78 79 80 TCC PWM SOL VAL CONTROL A/C COMPRESS CLUTCH RLY AIR CONDITIONING SYSTEM AUTO TRANSAXLE FLUID TEMPERATURE SENSOR AUTOMATIC TRANSAXLE FLUID PRESSURE MANUAL VALVE POSITION SWITCH BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CHANGE OIL SOON IND CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL INJ 3 CONTROL FUEL PUMP FUEL PUMP RELAY FUEL TANK FUSE 39 FUSE BLOCK (ON RIGHT SIDE OF DASH) GEN TERMINAL L OUTPUT TCC RELEASE SWITCH INPUT TP SENS OR SIGNAL GRN/ LT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE PCM BAT FUSE PNK PNK PNK PNK PNK PNK WIRE PNK PPL 2 3 4 5 WIRE PNK WIRE PNK/BLK WIRE PPL PPL FUEL LEVEL SENSOR PPL/WHT WIRE PS SOLENOID A/T ISS SOLENOID RED WIRE RED/BLK WIRE STARTING/ CHARGING SYSTEM TAN WIRE TCC SOLENOID TFT SENSOR SIGNAL FUEL LEVEL SENSOR INPUT PPL TRANSAXLE WHT BRN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE