Chevrolet Impala IX (2006-2016) ign Wiring diagrams

1 3 5 BATT POSITIVE VOLT BATT POSITIVE VOLT RF TURN SIG LAMP 13 12 LF TRL TURN SIG LP RT TRL TURN SIG LP 14 15 13 10 LOW REF 5 VOLT REF STOP LAMP SW SIG SERIAL DATA 19 16 15 HAZARD SW SIG RIGHT TURN SW SIG LEFT TURN SW SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DK GRN/BLK WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY GRY WIRE HAZARD HEAD HEADLAMP SWITCH HOT AT ALL TIMES IGN INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT LEFT EMERGENCY VEHICLE REAR WINDOW PANEL LAMP (IF EQUIPPED) LEFT FRONT LEFT PARK/ TURN SIGNAL LEFT SPOT LAMP LEFT TURN INDICATOR LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT PARK FUSE LT SPOT FUSE LT T/SIG FUSE MARKER LAMP NCA WIRE ORG/ WIRE PARK AUTO OFF PARK LAMP SW SIG PARK LP PCB RELAY POLICE PPL RED WIRE RED/WHT WIRE RIGHT RIGHT FRONT MARKER LAMP RIGHT PARK/ RIGHT SPOT LAMP RIGHT TURN INDICATOR RT PARK FUSE RT SPOT FUSE RT T/SIG FUSE SERIAL DATA SERIAL DATA IGN TAN WIRE TURN SIGNAL LAMP TURN SIGNAL/ MULTI-FUNCTION SWITCH WHT WIRE YEL WIRE

10 21 GMLAN SER DATA FOG LMP SW SIG 12 17 11 HEADLAMP ON SW HEADLAMP OFF SW AMB LMP SENS SIG 23 16 11 DRL PCB RLY CTRL HI BEAM RLY CTRL FOG LMP RLY CTRL AMBIENT LIGHT SENSOR (TOP CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE DRL 1 FUSE DRL RELAY FOG LAMP SWITCH FOG LAMPS FUSE FOG LP RELAY FTP GRN WIRE GRY WIRE HEAD PARK AUTO HEADLAMP SWITCH HIGH BEAM RELAY HIGH PPL HOT AT ALL TIMES IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT FOG LAMP LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LOGIC LOW BEAM RELAY LOW BEAM RLY CTRL LT GRN WIRE LT GRN/BLK WIRE LT LO BEAM FUSE DRL 2 FUSE OFF ORG/ WIRE ORG/BLK WIRE PARK BRAKE SW PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PNK WIRE PNK/WHT WIRE PPL PPL 18 25 DIMMER SW HI BM SIG FTP SW SIG RIGHT FRONT FOG LAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RT HI BEAM FUSE LT HI BEAM FUSE RT LO BEAM FUSE SER DATA FOG LAMP IND IGN SER DATA HIGH BEAM IND LO SPD GMLAN SER DATA TAN WIRE TAN/WHT WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

10 21 GMLAN SER DATA FOG LMP SW SIG REAR LMP FLASH SIG 12 17 11 HEADLAMP ON SW HEADLAMP OFF SW AMB LMP SENS SIG 23 16 11 DRL PCB RLY CTRL HI BEAM RLY CTRL FOG LMP RLY CTRL AMBIENT LIGHT SENSOR (TOP CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU/YEL WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/RED WIRE DK GRN/WHT WIRE DRL 1 FUSE DRL RELAY EMERGENCY VEHICLE HEADLAMP FLASHER (ON LEFT SIDE OF RIGHT HEADLIGHT ASSEMBLY) FOG LAMP SWITCH FOG LAMPS FUSE FOG LP RELAY FTP GND HI BEAM SPLY VOLT BATT POS VOLT HI BEAM SPLY VOLT FLASHER SIG FLASHER SIG GRN WIRE GRY WIRE HDLP MDL FUSE HEAD PARK AUTO HEADLAMP SWITCH HI BEAM SPLY VOLT HIGH BEAM RELAY HIGH PPL HOT AT ALL TIMES IGN LEFT FRONT FOG LAMP LEFT LOW BEAM HEADLAMP LEFT RIGHT HIGH BEAM HIGH BEAM HEADLAMP HEADLAMP LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOW BEAM RELAY LOW BEAM RLY CTRL LT GRN WIRE LT GRN/BLK WIRE LT LO BEAM FUSE DRL 2 FUSE OFF ORG/ WIRE ORG/BLK WIRE PARK BRAKE SW PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PNK WIRE PNK/WHT WIRE PPL PPL 18 25 DIMMER SW HI BM SIG FTP SW SIG RED WIRE RED/WHT WIRE RIGHT FRONT FOG LAMP RIGHT LOW BEAM HEADLAMP RT HI BEAM FUSE LT HI BEAM FUSE RT LO BEAM FUSE SER DATA FOG LAMP IND IGN SER DATA HIGH BEAM IND LO SPD GMLAN SER DATA TAN WIRE TAN/WHT WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) W/ FLASHER HEADLAMP W/O FLASHER HEADLAMP W/O FLASHER HEADLAMP W/ FLASHER HEADLAMP WHT WIRE YEL WIRE

17 16 GMLAN SERIAL DATA - GMLAN SERIAL DATA + 40 39 26 25 GMLAN SERIAL DATA- GMLAN SERIAL DATA+ LOW REF FUEL LVL SENS SIG ABS IND. AIR BAG IND AIR BAG/ DISPLAY BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND BRAKE WARNING IND CTRL BRN WIRE BRN/WHT WIRE CHARGING IND COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND DIC SELECT MENU SW SIG DIC SW LOW REF DIC SW SIG DISPLAY FUSE DK BLU WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER INFORMATION CENTER (DIC) SWITCH ENGINE CONTROL MODULE (ECM) (INSIDE AIR CLEANER ASSEMBLY) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMP. GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE OIL PRESSURE (EOP) SWITCH (LEFT FRONT OF ENGINE BLOCK) FRONT FOG LAMP IND FUEL GAUGE FUEL LEVEL SENSOR FUEL PUMP, SENDER ASSEMBLY (TOP OF FUEL TANK) FUSE GRY WIRE GRY/BLK WIRE HIGH BEAM IND HOT AT ALL TIMES HOT W/ IGN MAIN PCB RELAY ENERGIZED IGN IGN 1 VOLT ILLUM (4 BULBS) INSTRUMENT PANEL CLUSTER (IPC) LEFT TURN IND LOGIC LOW SPD GMLAN SERIAL DATA LOW TIRE PRESSURE IND LOW WASHER FLUID IND CTRL LT (FLOOR, RIGHT OF FRONT PASSENGER'S SEAT) LT BLU/BLK WIRE LT GRN/BLK WIRE MALFUNCTION IND LAMP (MIL) MIL CTRL OF ENGINE) OIL LEVEL IND OIL PRESS SENS SIG ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PASS AIR BAG OFF IND CTRL PASS AIR BAG ON IND CTRL PASS SEAT BELT IND CTRL PASSENGER DOOR LOCK (FRONT PASSENGER'S DOOR) PNK WIRE PPL PPL PNK WIRE REAR COMPARTMENT LID RELEASE ACTUATOR (ON DECK LID LATCH ASSEMBLY) RED WIRE RED/WHT WIRE RIGHT REAR DOOR LOCK (RIGHT REAR DOOR) RIGHT TURN IND SEAT BELT IND SECURITY IND SET/ RESET SPEEDOMETER SPEEDOMETER IND STABILITY CONTROL OFF IND SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TACHOMETER IND TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VEHICLE INFOR- MATION CUSTOMI- ZATION W/ THEFT DETERRENT W/O THEFT DETERRENT WARNING SYSTEMS WHT WIRE WIPER/WASHER SYSTEM

5-VOLT REFERENCE A/C COMPRESSOR RELAY AIR PUMP FUSE AIR SOL FUSE BATTERY POSITIVE VOLT BCM FUSE BLK WIRE BODY CONTROL MODULE (BCM) BRN WIRE CHMSL/ BCKUP FUSE DATA LINK CONNECTOR (DLC) DISPLAY FUSE DRL PCB RELAY FAN 1 FUSE FAN 1 RELAY FAN 3 RELAY FAN-2 FUSE FOG LP PCB RELAY FROM IGN MAIN PCB RELAY (DIAGRAM 2 OF 4) FROM RT SPOT FUSE (DIAGRAM 3 OF 4) GARAGE DOOR OPENER (GDO) HIGH BEAM PCB RELAY HVAC CONTROL MODULE IGN IGN 1 VOLT IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) INT LIGHTS FUSE KEY-IN IGNITION SWITCH LEFT SPOT LAMP (IF EQUIPPED) LOW BEAM PCB RELAY LT SPOT FUSE NCA WIRE OFF OFF OFF ONSTAR FUSE PNK WIRE REAR DEFOG RELAY RED WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RIGHT SPOT LAMP (IF EQUIPPED) RT SPOT FUSE RUN WIRE RVC SEN FUSE SECONDARY AIR INJECTION (AIR) PUMP RELAY SECONDARY AIR INJECTION (AIR) PUMP SOLENOID RELAY THEFT DETERRENT MODULE (TDM) TO DRL PCB RELAY (DIAGRAM 3 OF 4) TO PARK PCB RELAY (DIAGRAM 4 OF 4) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) VOLT W/ GARAGE DOOR OPENER W/O GPS W/ GPS W/O GARAGE DOOR OPENER W/ GPS, GARAGE DOOR OPENER W/ PZEV, BIN 4 WHT WIRE WIPER HIGH PCB RELAY WIPER PCB RELAY WPR FUSE

AIR BAG DISPLAY FUSE AJAR DOOR LOCK AJAR INDICATOR SWITCH BLK WIRE COMPUTER DATA LINES SYSTEM LOW SPEED GMLAN SERIAL DATA DK GRN/BLK WIRE DOOR LOCK ACTUATOR DOOR LOCK AJAR INDICATOR AJAR DOOR LOCK AJAR INDICATOR SWITCH AJAR DOOR LOCK OPEN INDICATOR SWITCH OPEN DRIVER DOOR LOCK (DRIVER'S DOOR) DRIVER INFORMATION CENTER (DIC) DISPLAY GRY WIRE GRY/BLK WIRE HOT W/ IGN MAIN PCB RELAY ENERGIZED IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT REAR DOOR LOCK (LEFT REAR DOOR) LOGIC LT BLU/BLK WIRE LT GRN/BLK WIRE OPEN DOOR LOCK OPEN INDICATOR SWITCH ORG/ WIRE PASSENGER DOOR LOCK (FRONT PASSENGER'S DOOR) PNK IGN 1 VOLT WIRE PNK WIRE PPL PPL 3 4 5 RIGHT REAR DOOR LOCK (RIGHT REAR DOOR) SECURITY IND SWITCH TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) W/ THEFT DETERRENT W/O THEFT DETERRENT

AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUTOMATIC TRANSMISSION INPUT SHAFT SPEED (ISS) SENSOR AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) AUTOMATIC TRANSMISSION OUTPUT SHAFT SPEED (OSS) SENSOR BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRK PEDAL SW SIG GMLAN SERIAL DATA BUS+ COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DATA BUS (+) TFT DATA BUS (-) IGN DATA BUS (-) DK BLU WIRE DK GRN/BLK WIRE DRIVER INFORMATION CENTER (DIC) ECM, TCM FUSE ENGINE CONTROL MODULE (ECM) (INSIDE AIR CLEANER ASSEMBLY) GMLAN GMLAN SERIAL DATA BUS + GND DATA BUS (+) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED IGN INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INSTRUMENT PANEL CLUSTER LEFT STEERING WHEEL CONTROL SWITCH LOGIC DISPLAY LOW REF ORG/BLK WIRE OSS OSS LO SIG HI SIG P/N SIG P/N SW PC 1 SOLENOID PC 2 SOLENOID PC 3 SOLENOID PC 4 SOLENOID PC 5 SOLENOID PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL PPL 17 20 1375 5526 SPLY VOL SIG GND PRESSURE CONTROL (PC) SOLENOID VALVE 1 PRESSURE CONTROL (PC) SOLENOID VALVE 2 PRESSURE CONTROL (PC) SOLENOID VALVE 3 PRESSURE CONTROL (PC) SOLENOID VALVE 4 PRESSURE CONTROL (PC) SOLENOID VALVE 5 RED WIRE RED/WHT WIRE SERIAL DATA SHIFT SOLENOID (SS) VALVE 1 SHIFT SOLENOID (SS) VALVE 2 SOUND SYSTEMS SS 1 SS 2 STOP LP SW SIG TAN WIRE TAN/BLK WIRE TCC SOLENOID TFP 1 TFP 3 TFP 4 TFP 5 TORQUE CONVERTER CLUTCH PRESSURE CONTROL (PC) SOLENOID VALVE TRANS FUSE TRANSMISSION CONTROL MODULE (TCM) TRNS ISS ISS LO SIG HI SIG RANGE SIG A TRNS TRNS TRNS GND RANGE RANGE RANGE SIG C SIG P SIG B UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE