Wiring diagrams for Chevrolet Impala VIII (1999-2006)

Compressor circuit Manual a/c circuit

Anti-lock brakes circuit

Anti-theft circuit

Body control modules circuit

Computer data lines circuit

Cooling fan circuit

Cruise control circuit

Defoggers circuit

Wiring diagram engine performance 3.4l vin e

Wiring diagram engine performance 3.8l vin 1

Wiring diagram engine performance 3.8l vin k

Accessory lamps circuit Back-up lamps circuit, without police or emergency vehicle option Back-up lamps circuit, with police or emergency vehicle option Exterior lamps circuit, without police or emergency vehicle option Exterior lamps circuit, with police or emergency vehicle option

Ground distribution circuit

Headlights circuit, without police or emergency vehicle option Headlights circuit, with police or emergency vehicle option

Horn circuit

Instrument cluster circuit

Courtesy lamps circuit Instrument illumination circuit

Power distribution circuit

Power door locks circuit

Electrochromic mirror circuit Power mirror circuit

6-way power seat circuit Heated seats circuit

Power top/sunroof circuit, with dic Power top/sunroof circuit, without dic

Power windows circuit

Radio circuit, with amplifier Radio circuit, without amplifier Radio circuit, with police option Satellite radio circuit

Shift interlock circuit

Charging circuit Starting circuit

Supplemental restraints circuit

A/t circuit

Trunk release circuit

Warning systems circuit

Wiper/washer circuit

1 2 3 4 BATTERY SERIAL DATA SIG 1500 1740 PPL IGNITION BATTERY AMBIENT TEMP SUNROOF CLOSE SUNROOF SW SUNROOF OPEN BATTERY SERIAL DATA ANTI-LOCK BRAKES SYSTEM BATTERY BRAKE LVL DATA LINE IGNITION WASH LVL GROUND BATTERY CLASS 2 SERIAL DATA GROUND GROUND IGNITION 0 VOLTAGE GROUND BATTERY POSITIVE COURTESY LAMP RLY CTRL PARK LAMP RLY CTRL BATTERY POSITIVE VOLTAGE CRUISE CONTROL SYSTEM ANTI-LOCK BRAKES SYSTEM DOOR AJAR IN ACC SIG IN LF DR OPEN IN DOOR LOCK DRIVER DOOR LOCK FRONT PASSENGER DOOR LOCK GENERATOR L TERM GENERATOR TURN ON SIGNAL HOLD- IN COIL PULL- IN COIL HORN ASSEMBLY HVAC CLASS 2 SERIAL DATA BATTERY IGNITION LOCK CYLINDER INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT FRONT DOOR LOCK LOCK UNLOCK ON LOCK OFF PPL IGNITION BATTERY RIGHT FRONT DOOR LOCK RIGHT REAR DOOR LOCK STEERING COLUMN HORN BRUSH UNLOCK LOCK

(ENGINE HARN, RIGHT FRONT OF ENGINE (ENGINE WIRING HARNESS, RIGHT FRONT OF ENGINE BLOWER MOTOR BLOWER MOTOR CONTROL PROCESSOR DRIVER SEAT ADJUSTER MOTOR ASSEMBLY DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER WINDOW MOTOR ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPER- ATURE GAUGE ENGINE COOLANT TEMPERATURE ENGINE OIL PRESSURE GAUGE FRONT PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY FRONT PASSENGER SEAT FRONT VERTICAL MOTOR FRONT PASSENGER SEAT HORIZONTAL MOTOR FRONT PASSENGER SEAT REAR VERTICAL MOTOR LEFT REAR WINDOW MOTOR PUMP MOTOR REAR COMPARTMENT LID RELEASE ACTUATOR RECIRCULATION ACTUATOR SERVICE ENGINE SOON IND STARTER MOTOR

ANTENNA ENABLE SIG RADIO ANTENNA MODULE

ONSTAR BUTTON ASSEMBLY

AUXILIARY POWER DROP CONNECTOR DATA LINK CONNECTOR HEADLAMP SWITCH RIGHT HEADLAMP CONNECTOR BREAKOUT) OF DASH, RIGHT OF STEERING COLUMN) DATA LINK CONNECTOR

HVAC CONTROL MODULE HVAC CONTROL MODULE AUXILIARY POWER OUTLET ASHTRAY LAMP

A/C-CRUISE FUSE ABS FUSE ABS MTR FUSE ABS SOL FUSE ABS/ PCM FUSE ABS/PCM FUSE AUX PWR FUSE B/U LAMP FUSE B/U LP FUSE BCM FUSE BCM FUSE STOP FUSE BRAKE SW FUSE BRK SW FUSE C/LTR FUSE CIG/ AUX FUSE CLSTR/ BCM FUSE CLSTR/BCM FUSE COOLING FANS FUSE CRUISE FUSE DFI FUSE DFI MDL FUSE DIC/ RKE FUSE DIC/RKE FUSE DK LK FUSE DR LK FUSE DR LK FUSE PWR MIR FUSE CLSTR/ BCM FUSE DRL/EXT LTS FUSE ENG DEVICES FUSE EXT LTS FUSE F/PMP RLY FUSE FAN CONT 1 FUSE FAN CONT 2, 3 FUSE FOG RLY FUSE FRONT PARK LP FUSE FUEL INJ FUSE HAZ SW FUSE HORN RLY FUSE HOT IN ON A/C CRUISE FUSE HTD MIR FUSE HVAC BLOWER FUSE I/P BRP FUSE IGN SW FUSE LEFT I/P FUSE LEFT SPOT LMP FUSE LH HTD ST/ BCM FUSE LH HTD ST/BCM FUSE OXY SEN FUSE PCM FUSE PCM/BCM CLSTR FUSE PCM/BCM CLUSTER FUSE PCM/BCM/CLSTR FUSE PWR DROP FUSE RADIO FUSE REAR PARK LMP FUSE REAR PARK LP FUSE REAR PRK LP FUSE RH HTD SEAT FUSE RH HTD ST FUSE RIGHT I/P 1 FUSE RIGHT I/P 1 FUSE RIGHT I/P 2 FUSE RIGHT I/P 3 FUSE RIGHT SPOT LMP FUSE RT IP 3 FUSE SEO FUSE BLOCK SPOT LAMP-L FUSE SRS FUSE STEERING COLUMN FUSE STOP FUSE TRANS SOL FUSE TRK/ ROOF BRP FUSE TRK/ROOF BRP FUSE TURN SIGNAL FUSE U/HOOD 1 FUSE U/HOOD 2 FUSE WSW FUSE

AIR BAG INDICATOR FOG LAMP INDICATOR INDICATOR LEFT TURN INDICATOR RIGHT TURN LEFT TURN INDICATOR LOGIC MALFUNCTION INDICATOR LAMP RIGHT TURN INDICATOR SECURITY INDICATOR

17 18 STOP LMP SIG LR LAMP PWR RR LAMP PWR B/U LMP PWR GROUND 389 1844 192 VEHICLE SPEED SIG PK BRAKE IND SUPPLY VOLTAGE FRONT FOG LAMP SW SIG 727 74 DOOR OPEN SW SIG PARK LAMP SW SIG 1317 1969 FOG LAMP RLY CTRL HEADLAMP RLY CTRL (FORWARD LAMP WIRING HARNESS, 7 CM LEFT OF (FORWARD LAMP WIRING HARNESS, NEAR LEFT HEADLAMP, 18.5 (FORWARD LAMP WIRING HARNESS, NEAR LEFT HEADLAMP, 18.5 CM AUXILIARY DOME LAMP INSIDE REARVIEW MIRROR COURTESY LAMP LOW CTRL KEYLESS ENTRY SERIAL DATA IGNITION 0 VOLTAGE DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS, INTERIOR LIGHTS SYSTEMS HORNS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM W/O POLICE PACKAGE INTERIOR, EXTERIOR LIGHTS SYSTEMS LEFT BACK-UP LAMP LEFT BACKUP LAMP RIGHT BACKUP LAMP LEFT BACKUP LAMP LEFT COURTESY/ READING LAMP RIGHT COURTESY/ READING LAMP LEFT EMERGENCY VEHICLE REAR COMPARTMENT LID LAMP LEFT EMERGENCY VEHICLE REAR WINDOW PANEL LAMP LEFT FRONT FOG LAMP LEFT FRONT FOG LAMP RIGHT FRONT FOG LAMP LEFT I/P COURTESY LAMP LEFT LICENSE LAMP LEFT TAIL LAMP LEFT LICENSE LAMP RIGHT LICENSE LAMP LEFT SPOT LAMP LEFT TAIL LAMP LEFT TAIL LAMP PARK TURN/ STOP LEFT VANITY MIRROR LAMP LICENSE LAMP PARK TURN LEFT FRONT PARK/ TURN LAMP REAR COMPART- MENT COURTESY LAMP RIGHT BACK-UP LAMP RIGHT BACKUP LAMP RIGHT EMERGENCY VEHICLE REAR COMPARTMENT LID LAMP RIGHT EMERGENCY VEHICLE REAR WINDOW PANEL LAMP RIGHT FRONT FOG LAMP RIGHT I/P COURTESY LAMP RIGHT LICENSE LAMP RIGHT LICENSE LAMP LEFT LICENSE LAMP RIGHT SPOT LAMP RIGHT TAIL LAMP RIGHT TAIL LAMP LEFT TAIL LAMP RIGHT TAIL LAMP PARK TURN/ STOP RIGHT VANITY MIRROR LAMP RIGHT VANITY MIRROR LAMP LEFT VANITY MIRROR LAMP TURN PARK RIGHT FRONT PARK/ TURN LAMP TURN PARK TURN/ STOP RIGHT FRONT PARK/ TURN LAMP W/ REAR COMPT LID EMERGENCY LAMP PACKAGE

1 2 GROUND PUMP MTR CTRL FUEL PUMP FUEL PUMP AND SENDER ASSEMBLY WINDSHIELD WASHER FLUID PUMP

A/C CMPR RELAY AC HEADLAMP RELAY BACK-UP LAMP RELAY BACK-UP LAMPS RELAY BACK-UP LP RELAY BATT RUNDOWN PROTECTION RELAY CRANK RELAY CRANK RLY RELAY DRIVER HEATED SEAT RELAY DRL RELAY DRL RELAY SERIAL DATA FOG LP RELAY HIGH BEAM IN HEADLAMP RLY EMERGENCY VEHICLE REAR COMPARTMENT LID LAMPS RELAY EVAP CAN VENT FUEL PUMP RELAY EGR VAL CNTRL MIL CONTROL FAN CONT 1 RELAY FAN CONT 1 RELAY FAN CONT 2, 3 FUSE FAN CONT 2 RELAY FAN CONT 3 RELAY FOG LIGHT RELAY FOG LTS RELAY FRONT PASSENGER HEATED SEAT RELAY FUEL PUMP RELAY FUEL PUMP RELAY DRL RLY RELAY HEAD- LAMP RELAY HORN RELAY HORN RELAY FUSE HORNS RELAY HOT W/ RETAINED ACCSRY PWR RELAY ENERGIZED IGN RLY RELAY IGNITION RELAY INT DIM CTRL RELAY CTRL GROUND GROUND GROUND PARK LAMP RELAY PARK LP RELAY PPL CRANK REQUEST CRANK RELAY CTRL REAR DEFOG RELAY RETAINED ACCESSORY PWR RELAY HEADLAMP RELAY RETAINED ACCSRY POWER RELAY SEO RELAY SEO RELAY

5 26 66 33 16 18 56 78 68 45 46 63 MIL CTRL ECT SENSOR IN TPS IN AMBIENT AIR TEMPERATURE SENSOR AMBIENT LIGHT SENSOR AUTOMATIC TRANSAXLE FLUID TEMPERATURE SENSOR TCC PWM SOL 2-3 SHIFT SOL AUTOMATIC TRANSAXLE INPUT SHAFT SPEED SENSOR AUTOMATIC TRANSAXLE TEMPERATURE SENSOR FUEL PUMP AND SENDER ASSEMBLY FUEL TANK PRESSURE SENSOR FUEL PUMP, SENDER ASSEMBLY FUEL LEVEL SENSOR FUEL PUMP/ LEVEL SENSOR FUEL TANK PRESSURE SENSOR HEADLIGHT SENSOR BACKUP LAMP SUPPLY VOLTAGE IGN GND HEATED OXYGEN SENSOR INFLATABLE RESTRAINT FRONT END DISCRIMINATING SENSOR LEFT SIGNAL SENSOR SIGNAL MAP SENSOR PASSLOCK SENSOR PPL FUEL LEVEL SENSOR SIGNAL REAR COMPARTMENT OCCUPANT SENSOR SENSOR 1 SENSOR 2 SENSOR INPUT TRANSAXLE INPUT SHAFT SPEED SENSOR

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

A/C REQUEST SWITCH AJAR SWITCH AUTOMATIC TRANSAXLE FLUID PRESSURE MANUAL VALVE POSITION SWITCH BATTERY BATTERY IGNITION 1 VOLTAGE HEADLAMP SWITCH SIGNAL GROUND BRAKE FLUID LEVEL SWITCH CRUISE CONTROL ON/OFF SWITCH CRUISE CONTROL RELEASE SWITCH D TEMP CONTROL SWITCH DEFOG SWITCH DOOR AJAR IN ACCY SIG IN DRIVER DOOR AJAR IN KEY SWITCH SIGNAL DOOR OPEN SWITCH- DRIVER DRIVER DOOR LOCK CYLINDER SWITCH DRIVER DOOR LOCK SWITCH DRIVER HEATED SEAT SWITCH DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT ADJUSTER SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH DRIVER SEAT LEFT SEAT BELT SWITCH DRIVER WINDOW SWITCH DRIVER WINDOW SWITCH DRIVER SEAT DRIVER WINDOW SWITCH SUNROOF MODULE ENGINE OIL LEVEL SWITCH FOG LAMP SWITCH FRONT FRONT PASSENGER SEAT ADJUSTER SWITCH PASSENGER HEATED SEAT THERMISTOR FRONT PASSENGER DOOR LOCK CYLINDER SWITCH FRONT PASSENGER DOOR LOCK SWITCH FRONT PASSENGER DOOR LOCK SWITCH PASSENGER OUTSIDE REARVIEW MIRROR FRONT PASSENGER HEATED SEAT SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH FRONT PASSENGER WINDOW SWITCH HAZARD SWITCH HEAD PARK LAMP SWITCH HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HEADLAMP SWITCH PPL HORN SWITCH I/P DIMMING SWITCH IGNITION SWITCH LEFT FRONT DOOR LOCK CYLINDER SWITCH LEFT FRONT DOOR LOCK SWITCH LEFT MIRROR SWITCH RIGHT MIRROR SWITCH LEFT REAR WINDOW SWITCH LEFT SEAT BELT SWITCH MODE SWITCH OFF HEADLAMP SWITCH OIL LEVEL SWITCH SIGNAL OIL PRESSURE SWITCH SIGNAL OUT SIDE AIR SWITCH OUTSIDE DRIVER REARVIEW MIRROR SWITCH DOOR LOCK SWITCH OUTSIDE REARVIEW MIRROR SWITCH OUTSIDE REARVIEW MIRROR SWITCH DRIVER DOOR LOCK SWITCH P TEMP CONTROL SWITCH PARK LAMP SWITCH PARK LAMP SWITCH INPUT PARK SWITCH REAR COMPARTMENT LID AJAR SWITCH REAR COMPARTMENT LID RELEASE SWITCH REAR DEFOGGER MOMENTARY SWITCH RECIRCULATION SWITCH RESET SWITCH RESUME/ ACCEL SWITCH RIGHT FRONT DOOR LOCK SWITCH RIGHT REAR WINDOW SWITCH SET/ COAST SWITCH STOP LAMP SWITCH STOP LAMP SWITCH TCC/ BRAKE SWITCH SUNROOF SWITCH SURVEILLANCE MODE SWITCH TR SWITCH D OIL PRESS SW TRACTION CONTROL SWITCH TRANS- MISSION INTERNAL MODE SWITCH TRANSAXLE INTERNAL MODE SWITCH TRANSMISSION INTERNAL MODE SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH WASHER SWITCH WINDOW LOCK OUT SWITCH WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WIPER/ WASHER SWITCH WINDSHIELD WIPER/WASHER SWITCH WIPER SWITCH

1-2 SHIFT SOLENOID VALVE 2-3 SHIFT SOLENOID VALVE IAC VALVE A LOW PC SOL HIGH PC SOL LOW PRESSURE CONTROL SOLENOID VALVE STARTER SOLENOID TCC PULSE WIDTH MODULATION SOLENOID

1 2 3 4 5 6 7 GND IGN VOL 1 BUS + BUS - PNK WIRE 1 2 8 AUD SIGNAL AUD OUT- DRAIN WIRE 11 6 3 2 KEYPAD SIG SUPPLY VOL GREEN LED SIG BARE DRAIN WIRE BLK WIRE BLK/WHT WIRE BLU WIRE BLUNT CUT WIRE AT RIGHT FRONT FLOOR BLUNT CUT WIRE PNK BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRN DK WIRE GRN WIRE GRN/WHT WIRE GROUND AUD COMMON DRAIN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT 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 3 WIRE PNK 6 7 8 WIRE PNK IGN 3 VOLT GROUND WIRE PNK PNK FUEL INJECTOR 1 BREAKOUT, FUEL INJECTOR 2 BREAKOUT) WIRE PNK PNK WIRE PNK PPL WIRE PNK REMOTE OUT REMOTE LF SPKR LF SPKR RR SPKR RR SPKR GROUND BATT WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL/WHT WIRE RED LED SIG WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL 2 3 4 PPL 3.4L 3.4L 3.8L 3.8L 3.8L 3.4L 20 40 DELIVERED TORQUE REQUESTED TORQUE 39 26 27 34 COMP CONTROL ECT SIGNAL A/C PRESS SIGNAL 39 27 34 COMP CONTROL A/C PRESS SIGNAL 55 72 64 VEHICLE SPEED OUT DISABLE OUTPUT VSS HIGH 59 5 6 13 80 CLASS 2 SERIAL HIGH SPEED LOW SPEED ECT GROUND LOW REFERENCE 80 59 LOW REFERENCE SERIAL DATA 199 116 117 200 NOT USED 368 367 372 372 SATELLITE RADIO CIRCUIT 463 83 845 EBCM FEED CRUISE DISABLE FUEL INJ 5 625 1724 418 STARTING SYSTEM 762 43 A/C REQUEST SIG ACCESSORY VOLTAGE 1746 1745 453 FUEL INJ 3 FUEL INJ 2 REF LOW 1940 1344 1840 294 295 139 694 781 1251 TRUNK, TAILGATE, FUEL DOORS SYSTEM 2272 2640 COMPUTER DATA LINES SYSTEM (7 CM FROM (BEHIND LOWER LEFT SIDE OF DASH, 24 CM (I/P WIRING HARNESS, BEHIND LOWER LEFT SIDE OF DASH, 24 CM (IMPALA: ROOF WIRING HARNESS, 6.5 CM FROM (IN BACK-UP LAMPS HARNESS, (INSIDE TRANSAXLE, 19 CM FROM (MAIN BODY WIRING HARNESS, LEFT SIDE OF PASSENGER COMPT, (MAIN BODY WIRING HARNESS, RIGHT OF FLOOR, 31 CM (MAIN BODY WIRING HARNESS, RIGHT SIDE OF FLOOR, 25 CM (ON TOP OF LEFT FRAME (REAR BODY WIRING HARNESS, RIGHT SIDE OF REAR COMPARTMENT, 19.5 CM (REAR BODY WIRING HARNESS, RIGHT SIDE OF REAR COMPARTMENT, 26 CM (REAR BODY WIRING HARNESS, RIGHT SIDE OF REAR COMPT, (RIGHT SIDE OF DASH, BEHIND ACCESS (RIGHT SIDE OF FLOOR, 25 CM FROM (RIGHT SIDE OF REAR COMPT, 26 CM A/C COMPRESSOR CLUTCH A/C REQUEST IND A/C REQUEST SIG A/C SYSTEM A/T FLUID TEMP ABOVE PARKING BRAKE LEVER) ABS IND. ABS/TCS YAW RATE SENS REQ TORQUE 5 VOLT REF ACCESS PANEL) AIR BAG IND AIR CONDITIONING SYSTEM ANT ENABLE ILLUM GROUND ANT ENABLE ILLUM GROUND AMP SIG AUTOMATIC DAY/NIGHT MIRROR ELEMENT AUTOMATIC TRANSAXLE B+ GROUND B+ GROUND SERIAL DATA SIG IGNITION 0 SERIAL DATA B/U LMP PWR BACK-UP LAMPS CIRUIT BACK-UP LAMPS CIRUIT 1750 340 BACK-UP LP RLY CTRL BCM CLASS 2 SERIAL DATA BEHIND ACCESS PANEL) BLUNT CUT) BOOST GAUGE BRAKE IND BREAKOUT) CIGAR LIGHTER CIRCUIT BREAKER 1 CIRCUIT BREAKER 2 CIRCUIT BREAKER 3 CLASS 2 DATA LINE CLASS 2 SER DATA SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA GROUND GROUND DRL RLY CTRL CLASS 2 SERIAL DATA HIGH CONTROL LOW CONTROL LOW CONTROL CLOSE SIG CLOSED AJAR OPEN CLOSED OPEN CMP SENS CMP SENS CKP SENS COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COURTESY LMP RLY CTRL LOW CTRL GROUND CRANK RLY CRANK RLY BOOST SOL TCC PWM SOL CRTSY LMP V CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM INSTRUMENT CLUSTER SYSTEM HEADLIGHTS SYSTEM CRUISE IND DASH, BEHIND ACCESS PANEL) DASH, BEHIND ACCESS PANEL) POWER DISTRIBUTION SYSTEM DATA CLASS 2 DEFOG GRID DEFOGGER SYSTEM DEFOGGER SYSTEM COMPUTER DATA LINES SYSTEM DIM INPUT DK DK DK DK PPL DK LT DK LT PPL DOOR AJAR DOOR OPEN DR CTRL A DR CTRL B DR CTRL A DR CTRL B DOOR CTRL A DOOR CTRL B DRIVER HEATED SEAT BACK ELEMENT DRIVER HEATED SEAT CUSHION ELEMENT DRIVER HEATED SEAT THERMISTOR DRIVER INFORMATION CENTER DRIVER OUTSIDE REARVIEW MIRROR DRIVER SEAT DRIVER SEAT BACK DRIVER SEAT CUSHION EBCM FEED CRUISE DISABLE FUEL INJ 2 EBCM FEED PPL ECT GND ECT SENS MAP SENS ECT SIG ELECTRONIC POWER STEERING SYSTEM EMERGENCY VEHICLE HEADLAMPS FLASHER EMERGENCY VEHICLE REAR LAMPS FLASHER EMERGENCY VEHICLE REAR LAMPS FLASHER LOGIC ENG SPEED SIG ENGAGED INPUT EXCEPT POLICE VEHICLE, TAXI EXPRESS DOWN EXPRESS DOWN MODULE FOG LP SW PARK BRAKE IN FRONT DOWN FRONT PASSENGER HEATED SEAT BACK ELEMENT FRONT PASSENGER HEATED SEAT CUSHION ELEMENT FRONT PASSENGER HEATED SEAT THERMISTOR FRONT PASSENGER SEAT BACK FRONT PASSENGER SEAT CUSHION FRONT UP BACK FTP SENS FUEL GAUGE FUEL INJ 4 FUEL INJ 5 REF LOW FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 6 FUEL INJECTORS FULL BRIGHT FUSIBLE LINK FUSIBLE LINK (18 GA- FUSIBLE LINK FUSIBLE LINK GND RIGHT TURN INPUT GND LEFT TURN INPUT GROUND DISTRIBUTION SYSTEM GROUND HIGH CONTROL LOW CONTROL LOW CONTROL HIGH CONTROL VOLTAGE SIGNAL HAZARD NORMAL HAZARD SIG SW OUT HEADLAMP SW AL SENS SIG AL SENS REF 1138 1137 HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HI LO HI MIST LO OFF HIGH BEAM HIGH BEAM IND HIGH BEAM IND MESSAGE CENTER HIGH BEAM OUT HIGH CONTROL HIGH CONTROL LOW CONTROL HIGH SPD HORNS SYSTEM HOT AT ALL TIMES HOT IN HOT IN ACC OR ON HOT IN ACC, ON OR START HOT IN ACC, ON, RAP HOT IN ON HOT IN ON OR ACC HOT IN ON OR START HOT IN ON, START HOT IN RUN HOT IN RUN OR START HOT W/ REAR DEFOG ON HVAC CLASS 2 SERIAL DATA IAC A HIGH IGN VOLT IGNITION GROUND ILLUM ENTRY IMPALA LS/ MONTE CARLO SS IMS SIG A IMS SIG B IND B+ INFLATABLE RESTRAINT I/P MODULE INFLATABLE RESTRAINT STEERING WHEEL MODULE INSIDE REAR VIEW MIRROR INSIDE REARVIEW MIRROR INSTRUMENT CLUSTER INSTRUMENT PANEL CLUSTER IPC ABS/TCS IPC CLASS 2 SERIAL DATA JUNCTION BLOCK KEYLESS ENTRY SERIAL DATA LEFT COOLING FAN LEFT FRONT INFLATABLE RESTRAINT SIDE IMPACT MODULE LEFT HEADLAMP LEFT I/P JUNCTION LEFT I/P JUNCTION BLOCK LEFT I/P JUNCTION BLOCK (LEFT SIDE LEFT I/P JUNCTION BLOCK (LEFT SIDE OF LEFT I/P JUNCTION BLOCK (LEFT SIDE OF DASH, LEFT I/P JUNCTION BLOCK (LEFT SIDE OF DASH, BEHIND LEFT I/P JUNCTION BLOCK (LEFT SIDE OF DASH, BEHIND ACCESS LEFT RADIO STEERING WHEEL CONTROLS LEFT REAR LEFT STEERING WHEEL CONTROLS LEFT TURN LEFT TURN IND LEFT TURN INPUT LF AUD + RT AUD + LF SPKR OUT+ LF TWET SPKR OUT+ LMP CNTRL LO OFF LO/HI INPUT LOAD MANAGEMENT CONTROL LOGIC ABS/TCS LOGIC IGN REAR DEFOG RLY CTRL LOGIC WINDSHIELD WASHER FLUID LEVEL SIGNAL LOW BEAM LOW DIM LOW REF LOW REF TCC BRAKE SW EGR SENS EGR CONTROL KNOCK SENS PPL LOW SPD LOW TIRE PRESSURE DOOR AJAR LR SPKR LR SPKR RF SPKR RF SPKR LR SPKR OUT+ LT SIG RT SIG AUD COMMON MESSAGE CENTER MESSAGE CENTER CHARGE IND MESSAGE CENTER LOW WASHER FLUID MESSAGE CENTER TRUNK OPEN MIL CTRL MIRRORS SYSTEM MONTE CARLO MONTE CARLO IMPALA NEAR WINDSHIELD) NOT USED NOT USED NOT USED ODOMETER/ PRNDL DISPLAY OF DASH, BEHIND ACCESS PANEL) OIL LEVEL SW CRUISE STATUS ON INPUT OPEN AJAR OPEN SIG OUT SIDE AIR IND PANEL) PARK HEAD PARK HEAD OFF PARK TURN/ STOP PARKING BRAKE LEVER) PASSENGER FRONT PASSENGER OUTSIDE REARVIEW MIRROR PCM CLASS 2 PCM CLASS 2 SERIAL DATA POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM (PASSENGER COMPT, 10 CM POWER SEATS CIRCUIT BREAKER POWER TOPS SYSTEM PPL COMPUTER DATA LINES SYSTEM PPL MODE SW SIG DOME LMP SW PPL PPL PPL TCC BRAKE SW EGR SENS EGR CONTROL BANK 1 KS SIG BANK 2 KS SIG PPL VSS LOW PRESSURE CONTROL SOL PULSE TIMER CIRCUITRY PWR SEATS CIRCUIT BREAKER REAR BRKR DEFOG CIRCUIT BREAKER REAR DEFOG CIRCUIT BREAKER REAR DEFOG RLY CTRL REAR DOWN REAR UP REAR UP FRONT DOWN REAR WINDOW REAR WINDOW ANT REAR WINDOW DEFOGGER GRID REAR WINDOW REAR WINDOW DEFOGGER GRID RECIRCULATION IND RELEASE CTRL TRUNK AJAR SW RETAINED ACCESSORY POWER CIRCUIT BREAKER RETAINED ACCSRY PWR BRKR CIRCUIT BREAKER RF SPKR OUT+ RF TWET SPKR OUT+ RIGHT AUX LEFT AUX COMMON AUD OUT- AUD SIGNAL RIGHT AUX LEFT AUX COMMON AUDIO OUT- AUDIO SIGNAL RIGHT HEADLAMP RIGHT HEADLAMP LOW BEAM RIGHT I/P JUNCTION RIGHT I/P JUNCTION BLOCK RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS RIGHT RADIO STEERING RIGHT RADIO STEERING WHEEL CONTROLS RIGHT REAR RIGHT STEERING WHEEL CONTROLS RIGHT TURN RIGHT TURN IND RIGHT TURN INPUT RR SPKR OUT+ SATELLITE RADIO CIRCUIT SEAT BELT IND SEEK DN SEEK TYPE SEEK UP SERIAL DATA SERIAL DATA B+ SERIAL DATA PCM GROUND TP SENS ISS SENS LOW ISS SENS HIGH VSS HIGH VSS LOW SHORTING BAR SLIP RING SOFT STOP SOLID STATE SPARK PLUGS SPEED CTRL SPEED CTRL DOOR CTRL POSITION SIG SPEEDO- METER SPLICE PACK STAGE 1 STAGE 2 STARTING SYSTEM STEERING COLUMN) STEERING WHEEL CONTROLS STEERING WHEEL) STOP INPUT SUN ROOF MODULE (IN ROOF, SUPPLY VOLTAGE SW SIG A SW SIG B SW SIG C SW SIG P TACHO- METER TCC PWM SOL TCC RELEASE TFT SENS FUEL LEVEL SENS CKP SENS PPL TO SPLICE TRAC OFF IND TRACTION STABILITY CONTROL CONTROL ACTIVE ACTIVE TRIP COMPUTER TRUNK, TAILGATE, FUEL DOORS SYSTEM ANTI-THEFT SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS SYSTEM TURN SIG SW OUT UP DOWN UP LT UP UP VARIABLE EFFORT VARIABLE EFFORT VEHICLE COMMUNICATION INTERFACE MODULE VENT INPUT VF DISPLAY DRIVER VOL DN VOL UP VOLT- METER W/ ABS W/ ANTI- THEFT W/ CENTER CONSOLE W/ DISPLAY DRIVER INFORMATION CENTER W/ DRIVER INFORMATION DISPLAY CENTER W/ DRIVER POWER SEATS W/ FRONT FOG LAMPS W/ GPS W/ GPS W/O GPS W/ HEADLAMP FLASHER W/ HEADLAMP FLASHERS W/ HEADLAMP FLASHERS W/O HEADLAMP FLASHERS W/ INSIDE SUNSHADE MIRROR W/ LIGHTED VANITY, POLICE W/ ONSTAR W/O ONSTAR W/ POLICE PACKAGE W/ POLICE, LIMITED CONTENT W/ SEO W/ SEO W/O SEO W/O ACTIVE HANDLING W/O CENTER CONSOLE W/O CONSOLE W/O DRIVER POWER SEATS W/O EMERGENCY VEHICLE HANDLAMPS FLASHER W/O HEADLAMP FLASHER W/O HEADLAMP FLASHERS W/O HEATED SEATS W/ HEATED SEATS W/O LIGHTED VANITY, POLICE W/O POLICE W/O POLICE PACKAGE W/ POLICE PACKAGE W/O POLICE, LIMITED CONTENT W/O SEO WARNING SYSTEM WHEEL CONTROLS WINDSHIELD WIPER SYSTEM MODULE