Chevrolet Impala IX (2006-2016) serial data Wiring diagrams

"A" PILLAR) A/C CLUTCH FUSE A/C COMPRESSOR CLUTCH RELAY A/C IND A/C SWITCH AUTO IND AUTO SWITCH B+ BUS 9 SER DATA GND BLK WIRE BLK/BRN WIRE BRN/LT GRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOL FAN HI FUSE COOL FAN LO FUSE COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY COOLING FAN SPEED CONTROL RELAY DEFROST, DEFROST, LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE GAUGE EXCEPT 2.4L 2.4L FAN RLY A FUSE GMLAN GRN/VIO WIRE GRY WIRE HOT AT ALL TIMES HVAC CONTROLS INSTRUMENT CLUSTER LEFT TEMPERATURE CONTROL SWITCH LOGIC LOW SPEED LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH LT GRN WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE RECIRCULATION IND RECIRCULATION SWITCH RED WIRE RED/DK BLU WIRE RED/WHT WIRE RIGHT TEMPERATURE CONTROL BLOWER SWITCH SWITCH SERIAL DATA SYNC IND SYNC SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH UPPER, LOWER AIR OUTLET IND UPPER, LOWER AIR WINDSHIELD OUTLET DEFROST SWITCH IND WHT WIRE WHT/DK BLU WIRE WHT/GRY WIRE WINDSHIELD DEFROST SWITCH YEL WIRE

3.6L 2.5L, 2.4L HYBRID AUTOMATIC TRANSMISSION ASSEMBLY BATT POS VOLT BEHIND REAR SEATS) BLK WIRE BLK/YEL WIRE BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE BRN WIRE BRN/GRN WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM COMU ENABLE CONTROL SOLENOID VALVE ASSEMBLY DISTANCE SENSING CRUISE CONTROL MODULE (BEHIND UPPER GRILLE OPENING) DK BLU WIRE DK BLU/YEL WIRE FUSE GRY/GRN WIRE GRY/LT GRN WIRE HI SPEED GMLAN HOT AT ALL TIMES HYBRID EXCEPT HYBRID HYBRID/EV POWERTRAIN CONTROL MODULE LEFT STEERING WHEEL CONTROLS SWITCH PEDAL ASSEMBLY) RED/DK BLU WIRE RES+ SENSOR SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA 2 SET- STARTER/GENERATOR CONTROL MODULE HYBRID/EV BATTERY PACK (LUGGAGE COMPARTMENT, STEERING WHEEL AIR BAG COIL TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION INPUT SHAFT SPEED TRANSMISSION OUTPUT SHAFT SPEED SENSOR UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/DK BLU WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 BATT POSITIVE VOL 11 12 13 14 15 16 17 18 19 20 GROUND AM/FM ANTENNA AUXILIARY AUDIO INPUT BK AM/FM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE COAX COAX 1 2 3 4 5 COMPUTER DATA LINES SYSTEM CU HD/XM DK BLU WIRE FM/RFR GRN/BLU WIRE GROUND GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK PANEL) LOGIC LOW REF TELEPHONE VOICE SIG LT GRN WIRE MEDIA DISC PLAYER MOST CONTROL NCA WIRE NETWORK BUS 10 GMLAN SERIAL DATA POSITIVE VOLTAGE RADIO RDO FUSE RED/VIO WIRE RFR SERIAL DATA VIO WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 BATT POSITIVE VOL 11 12 13 14 15 16 17 18 19 20 GROUND AM/FM ANTENNA AUXILIARY AUDIO INPUT BK AM/FM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE COAX COAX 1 2 3 4 5 COMPUTER DATA LINES SYSTEM CU HD/XM DK BLU WIRE FM/RFR GRN/BLU WIRE GROUND GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK PANEL) LOGIC LOW REF TELEPHONE VOICE SIG LT GRN WIRE MEDIA DISC PLAYER MOST CONTROL NCA WIRE NETWORK BUS 10 GMLAN SERIAL DATA POSITIVE VOLTAGE RADIO RDO FUSE RED/VIO WIRE RFR SERIAL DATA VIO WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 BATT POSITIVE VOL 11 12 13 14 15 16 17 18 19 20 GROUND AM/FM ANTENNA AUXILIARY AUDIO INPUT BK COAX AM/FM BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BN USB SERIAL DATA CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM CU COAX HD/XM DK BLU WIRE DRAIN WIRE FM/RFR GRN/BLU WIRE GROUND GRY WIRE GRY/VIO WIRE GY NAVI DISPLAY SIG HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK PANEL) LOGIC LOW REF LOW REF TELEPHONE VOICE SIG LT GRN WIRE MEDIA DISC PLAYER MOST CONTROL NCA WIRE NETWORK BUS 10 GMLAN SERIAL DATA POSITIVE VOLTAGE RADIO RDO FUSE RED/VIO WIRE RFR SER DATA SERIAL DATA TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE (TOP OF REAR WINDOW SHELF) VIO WIRE VOICE SIG WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

BLK WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRN/GRY WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM DELAY SWITCH DK BLU WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE COMPT) FRT WPR FUSE FUSE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INT LOW OFF HIGH MIST WIPER SWITCH INT OFF LOW MIST HIGH LOW IND CTRL LOW SPEED GMLAN SER DATA LT GRN WIRE MTR RELAY SPLY VOLT WIPER RLY CTRL PUMP RELAY SERIAL DATA UNDERHOOD FUSE BLOCK (RIGHT SIDE OF VIO WIRE WASHER FRT WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER WINDSHIELD WASHER FLUID LEVEL SWITCH (IN WASHER FLUID CONTAINER) WINDSHIELD WASHER PUMP (IN WASHER FLUID CONTAINER) WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MOTOR (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER MOTOR PARK SW SIG WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SW HIGH SIG WINDSHIELD WIPER SW LOW REF WINDSHIELD WIPER SW LOW SIG WINDSHIELD WIPER/WASHER SWITCH WIPER SW HI SIG YEL/BRN WIRE YEL/DK BLU WIRE

A/C COMPRESSOR CLUTCH RELAY ACTIVE GRILLE AIR SHUTTER ACTUATOR (FRONT CENTER OF OF GRILLE OPENING) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CCM FUSE CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COOLING FAN HIGH SPEED RELAY DK BLU WIRE DK BLU/BRN WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ECM CANN BATT VENT FUSE FUSE ECM IGN FUSE FLP SENS FPP RLY CTRL FROM ENGINE CONTROL IGNITION RELAY (DIAGRAM 4 OF 5) FUEL PRESSURE SENSOR (RIGHT SIDE OF FUEL TANK) GMLAN SERIAL DATA GROUND GRY WIRE GRY/BLK WIRE GRY/DK BLU WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN 1 VOLT IND CTRL INSTRUMENT CLUSTER LOGIC LOGIC LOW REF LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE MAL- FUNCTION LAMP IND OIL LEVEL IND POWER DISTRIBUTION SYSTEM PRESS SENS SIG RED WIRE RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE RUN/CRANK SAIR PUMP FUSE SAIR SOL FUSE SECONDARY AIR INJECTION SECONDARY AIR INJECTION PUMP RELAY (CALIFORNIA) SERIAL DATA SHIELD EXTENSION SHUTTER VALVE SOL CTRL SOLENOID VALVE RELAY (CALIFORNIA) SPLY VOLT FUEL PUMP TCM/ AERO CCM FUSE IGN FUSE VIO/BLK WIRE VIO/DK BLU WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE YEL WIRE

3 2 1 FAN SPD SIG 1 FAN SPD SIG 2 GROUND 5 4 BATT POS VOLT FAN SPD SNSR SUPPLY VOLT ACCESSORY WAKEUP AJAR SW SIG BATT + BATT POS VOLT BATT RVC FUSE BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/YEL WIRE BLU/VIO WIRE BPIM IGN FUSE BRN WIRE BRN/LT GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMP SNSR SIG SNSR LOW REFERENCE CURRENT SNSR LOW CURRENT SNSR SIG CURRENT SNSR SPLY DK BLU WIRE DK BLU/GRY WIRE FAN SPEED SNSR SUPPLY VOLT BATT POSITIVE VOLTAGE SERIAL DATA (+) SERIAL DATA (+) FROM HYBRID/EV BATTERY SECTION 2 (DIAGRAM 4 OF 4) GRY PNK/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HIGH SER DATA HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV BATTERY PACK CABLE COVER HYBRID/EV BATTERY PACK CURRENT SENSOR HYBRID/EV BATTERY PRE-CHARGE RESISTOR HYBRID/EV POWERTRAIN CONTROL MODULE STARTER/GENERATOR CONTROL MODULE LOGIC HYBRID/EV BATTERY PACK COOLING FAN (RIGHT SIDE LUGGAGE COMPT) LOW SER DATA LT GRN WIRE LT GRN/BLK WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE MGU COOL PMP FUSE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER PACK BLOWER FUSE POWER PACK FUSE PPL PRE-CHARGE CONTACTOR RED WIRE RED/BLK WIRE RED/BRN WIRE RED/DK BLU WIRE RED/YEL WIRE REFERENCE RUN/CRANK IGN 1 SER DATA SERIAL DATA SERIAL DATA (+) SERIAL DATA (-) BATT POSITIVE VOLTAGE STARTER/ GENERATOR COOLANT PUMP RELAY STARTER/GENERATOR COOLANT TEMPERATURE SENSOR (ON RADIATOR FAN ASSEMBLY) TAN WIRE TAN/WHT WIRE TO HYBRID/EV BATTERY SECTION 1 (DIAGRAM 3 OF 4) MAIN CONTACTOR UNDERHOOD FUSE BLOCK VIO/WHT WIRE WHT WIRE YEL/GRN WIRE

5 VOLT REF BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/VIO WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BRN WIRE DK BLU/WHT WIRE FROM ENGINE CONTROLS IGNITION RELAY (DIAGRAM 3 OF 6) FUEL FUEL PUMP LEVEL SENSOR FUEL PRESSURE SENSOR (RIGHT SIDE OF FUEL TANK) FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) GROUND GRY WIRE GRY/DK BLU WIRE HOT AT ALL TIMES IGN 1 VOLT LOW REF LT GRN/BLU WIRE LT GRN/GRY WIRE NCA WIRE RED WIRE RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RLY CTRL SAIR PUMP FUSE SAIR SOL FUSE SECONDARY AIR INJECTION PUMP RELAY (CALIFORNIA EMISSION SYSTEM) SECONDARY AIR INJECTION SOLENOID SENSOR SIGNAL SERIAL DATA SERIAL DATA ENABLE SHIELD EXTEN SUPPLY VOLT UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VALVE RELAY (CALIFORNIA EMISSION SYSTEM) VIO/BLK WIRE VIO/DK BLU WIRE VIO/LT GRN WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

5 V REF ACTIVE GRILLE AIR SHUTTER ACTUATOR (FRONT CENTER OF GRILLE OPENING) BATT POS VOL BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BRN/RED WIRE BRN/WHT WIRE CANN CCM AERO VNT FUSE FUSE FUSE CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) COIL COIL ODD EVEN FUSE FUSE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK BLU/ WHT WIRE DK BLU/BRN WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS IGNITION RELAYS ENGINE OIL IND FAN WALK ECM RLY A PT FUSE FUSE FUSE FUEL GAUGE FUEL IND FUEL PRESSURE SENSOR (RIGHT SIDE OF FUEL TANK) FUEL PUMP LOW REF FUEL SHLD EXTSN GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN VOL 1 INSTRUMENT CLUSTER LOGIC LOW REF LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE MIL IND NON NON WALK VEH FUSE POWER DISTRIBUTION SYSTEM PRESS SENS SIG PUMP RLY CTRL PUMP SUPY VOL RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE SER DATA BUS - SER DATA COMM SERIAL DATA SOL CTRL SHUTTER VALVE TCM/ ECM CCM BATT IGN FUSE FUSE VIO/BLK WIRE VIO/DK BLU WIRE VIO/WHT WIRE WHT WIRE WHT/ DK BLU WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE