Chevrolet Suburban XI (2007-2013) air conditioning system Wiring diagrams

1272 890 PPL LOW REF PRESS SENS SIG 18 19 PNK PNK WIRE 5985 439 440 PNK WIRE 6.0L 6.0L 6.0L ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA BUS - DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 INJ-A FUSE 24 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L EXCEPT 6.0L 6.0L EXTENSION FAN RLY CTRL FLOW CONTROL MODULE) FSCM FUSE 21 FUEL PRESSURE SENSOR GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IAT SENS SIG LOW REF IGN IGN VOLT INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LVL SENS SIG MAF MAF SENS SIG MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PRIMARY FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) PUMP CTRL PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE REF VOLT RELAY CTRL RLY COIL CTRL SENS SIG SENSOR 2 SERIAL DATA SHLD SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1272 890 PPL LOW REF PRESS SENS SIG 18 19 PNK PNK WIRE 5985 439 440 PNK WIRE 6.0L 6.0L 6.0L ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA BUS - DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 INJ-A FUSE 24 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L EXCEPT 6.0L 6.0L EXTENSION FAN RLY CTRL FLOW CONTROL MODULE) FSCM FUSE 21 FUEL PRESSURE SENSOR GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IAT SENS SIG LOW REF IGN IGN VOLT INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LVL SENS SIG MAF MAF SENS SIG MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PRIMARY FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) PUMP CTRL PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE REF VOLT RELAY CTRL RLY COIL CTRL SENS SIG SENSOR 2 SERIAL DATA SHLD SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1272 890 PPL LOW REF PRESS SENS SIG 18 19 PNK PNK WIRE 5985 439 440 PNK WIRE 6.0L 6.0L 6.0L ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA BUS - DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 INJ-A FUSE 24 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L EXCEPT 6.0L 6.0L EXTENSION FAN RLY CTRL FLOW CONTROL MODULE) FSCM FUSE 21 FUEL PRESSURE SENSOR GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IAT SENS SIG LOW REF IGN IGN VOLT INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LVL SENS SIG MAF MAF SENS SIG MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PRIMARY FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) PUMP CTRL PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE REF VOLT RELAY CTRL RLY COIL CTRL SENS SIG SENSOR 2 SERIAL DATA SHLD SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1272 890 PPL LOW REF PRESS SENS SIG 18 19 PNK PNK WIRE 5985 439 440 PNK WIRE 6.0L 6.0L 6.0L ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA BUS - DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 INJ-A FUSE 24 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L EXCEPT 6.0L 6.0L EXTENSION FAN RLY CTRL FLOW CONTROL MODULE) FSCM FUSE 21 FUEL PRESSURE SENSOR GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IAT SENS SIG LOW REF IGN IGN VOLT INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LVL SENS SIG MAF MAF SENS SIG MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PRIMARY FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) PUMP CTRL PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE REF VOLT RELAY CTRL RLY COIL CTRL SENS SIG SENSOR 2 SERIAL DATA SHLD SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1272 890 PPL LOW REF PRESS SENS SIG 18 19 PNK PNK WIRE 5985 439 440 PNK WIRE 6.0L 6.0L 6.0L ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA BUS - DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 INJ-A FUSE 24 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L EXCEPT 6.0L 6.0L EXTENSION FAN RLY CTRL FLOW CONTROL MODULE) FSCM FUSE 21 FUEL PRESSURE SENSOR GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IAT SENS SIG LOW REF IGN IGN VOLT INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LVL SENS SIG MAF MAF SENS SIG MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PRIMARY FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) PUMP CTRL PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE REF VOLT RELAY CTRL RLY COIL CTRL SENS SIG SENSOR 2 SERIAL DATA SHLD SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1272 890 PPL LOW REF PRESS SENS SIG 18 19 PNK PNK WIRE 5985 439 440 PNK WIRE 6.0L 6.0L 6.0L ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA BUS - DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 INJ-A FUSE 24 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L EXCEPT 6.0L 6.0L EXTENSION FAN RLY CTRL FLOW CONTROL MODULE) FSCM FUSE 21 FUEL PRESSURE SENSOR GROUND GRY WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IAT SENS SIG LOW REF IGN IGN VOLT INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LVL SENS SIG MAF MAF SENS SIG MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PRIMARY FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) PUMP CTRL PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE REF VOLT RELAY CTRL RLY COIL CTRL SENS SIG SENSOR 2 SERIAL DATA SHLD SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS SYSTEM TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE