Chevrolet Chevy Express G1500 (1996-2012) clutch rly ctrl Wiring diagrams

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C HIGH PRESSURE SWITCH (REAR OF A/C A/C LOW PRESSURE SWITCH (IN REFRIGERANT BLK WIRE BRN WIRE CLUTCH RLY CTRL COMPRESSOR) DEFROST BLEND DIODE (IN UNDERHOOD FUSE BLOCK) DK GRN WIRE DK GRN/WHT WIRE HEAT A/C VENT BI-LEV HOT IN RUN HTR A/C FUSE 12 HOT IN RUN OR START HVAC CONTROL ASSEMBLY I/P FUSE BLOCK (LOWER LEFT KICK PANEL) IGN E FUSE LINE LOW PRESS SIG LT GRN WIRE OFF MAX ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) REQUEST SIG

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C FUSE A/C HIGH PRESSURE SWITCH (REAR OF A/C COMPRESSOR) AIR TEMPERATURE ACTUATOR (AUXILIARY) (LEFT REAR INTERIOR) AUXILIARY BLOWER MOTOR BLK WIRE BLOWER FUSE BLOWER MOTOR (RIGHT REAR OF ENGINE COMPT) BRN WIRE CLUTCH RLY CTRL CONVENIENCE CENTER DIODE (IN UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HTR A/C FUSE 12 HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) (IF EQUIPPED) I/P FUSE BLOCK (LOWER LEFT KICK PANEL) LOW PRESS SIG LT BLU WIRE LT GRN WIRE MODE ACTUATOR (AUXILIARY) (LEFT REAR INTERIOR) OFF LO MED HI OFF MAX A/C BI-LEV ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PPL RED WIRE REQUEST SIG RR BLOWER FUSE RR HVAC FUSE 24 TAN WIRE TEMP UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IGN E FUSE VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT MODE WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR ENABLE RELAY (IN UNDERHOOD FUSE BLOCK) A/C HIGH PRESSURE SWITCH (REAR OF A/C COMPRESSOR) AUXILIARY BLOWER MOTOR (BEHIND LEFT REAR WHEELHOUSE) BLK WIRE BLOWER FUSE BLOWER MOTOR (RIGHT REAR OF ENGINE COMPT) BRN WIRE CLUTCH RLY CTRL CONVENIENCE CENTER DIODE (IN UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN HTR A/C FUSE 12 HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) HVAC CONTROL ASSEMBLY (REAR AUXILIARY) HVAC CONTROL PROCESSOR AUXILIARY) (FRONT INTERIOR ROOF PANEL) I/P FUSE BLOCK (LOWER LEFT KICK PANEL) LOW PRESS SIG LT BLU WIRE LT GRN WIRE OFF LO MED HI OFF MAX A/C BI-LEV ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PPL RED WIRE REQUEST SIG RR BLOWER FUSE RR CTRL OFF LO MED HI RR HVAC FUSE 24 TAN WIRE TEMP UNDER- HOOD FUSE BLOCK A/C FUSE IGN E FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT MODE WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C HIGH PRESSURE SWITCH (REAR OF A/C A/C LOW PRESSURE SWITCH (IN REFRIGERANT BLK WIRE BRN WIRE CLUTCH RLY CTRL COMPRESSOR) DEFROST BLEND DIODE (IN UNDERHOOD FUSE BLOCK) DK GRN WIRE DK GRN/WHT WIRE HEAT A/C VENT BI-LEV HOT IN RUN HTR A/C FUSE 12 HOT IN RUN OR START HVAC CONTROL ASSEMBLY I/P FUSE BLOCK (LOWER LEFT KICK PANEL) IGN E FUSE LINE LOW PRESS SIG LT GRN WIRE OFF MAX ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) REQUEST SIG

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C FUSE A/C HIGH PRESSURE SWITCH (REAR OF A/C COMPRESSOR) AIR TEMPERATURE ACTUATOR (AUXILIARY) (LEFT REAR INTERIOR) AUXILIARY BLOWER MOTOR BLK WIRE BLOWER FUSE BLOWER MOTOR (RIGHT REAR OF ENGINE COMPT) BRN WIRE CLUTCH RLY CTRL CONVENIENCE CENTER DIODE (IN UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HTR A/C FUSE 12 HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) (IF EQUIPPED) I/P FUSE BLOCK (LOWER LEFT KICK PANEL) LOW PRESS SIG LT BLU WIRE LT GRN WIRE MODE ACTUATOR (AUXILIARY) (LEFT REAR INTERIOR) OFF LO MED HI OFF MAX A/C BI-LEV ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PPL RED WIRE REQUEST SIG RR BLOWER FUSE RR HVAC FUSE 24 TAN WIRE TEMP UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IGN E FUSE VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT MODE WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR ENABLE RELAY (IN UNDERHOOD FUSE BLOCK) A/C HIGH PRESSURE SWITCH (REAR OF A/C COMPRESSOR) AUXILIARY BLOWER MOTOR (BEHIND LEFT REAR WHEELHOUSE) BLK WIRE BLOWER FUSE BLOWER MOTOR (RIGHT REAR OF ENGINE COMPT) BRN WIRE CLUTCH RLY CTRL CONVENIENCE CENTER DIODE (IN UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN HTR A/C FUSE 12 HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) HVAC CONTROL ASSEMBLY (REAR AUXILIARY) HVAC CONTROL PROCESSOR AUXILIARY) (FRONT INTERIOR ROOF PANEL) I/P FUSE BLOCK (LOWER LEFT KICK PANEL) LOW PRESS SIG LT BLU WIRE LT GRN WIRE OFF LO MED HI OFF MAX A/C BI-LEV ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PPL RED WIRE REQUEST SIG RR BLOWER FUSE RR CTRL OFF LO MED HI RR HVAC FUSE 24 TAN WIRE TEMP UNDER- HOOD FUSE BLOCK A/C FUSE IGN E FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT MODE WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C HIGH PRESSURE SWITCH (REAR OF A/C A/C LOW PRESSURE SWITCH (IN REFRIGERANT BLK WIRE BRN WIRE CLUTCH RLY CTRL COMPRESSOR) DEFROST BLEND DIODE (IN UNDERHOOD FUSE BLOCK) DK GRN WIRE DK GRN/WHT WIRE HEAT A/C VENT BI-LEV HOT IN RUN HTR A/C FUSE 12 HOT IN RUN OR START HVAC CONTROL ASSEMBLY I/P FUSE BLOCK (LOWER LEFT KICK PANEL) IGN E FUSE LINE LOW PRESS SIG LT GRN WIRE OFF MAX ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) REQUEST SIG

A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY (IN UNDERHOOD FUSE BLOCK) A/C FUSE A/C HIGH PRESSURE SWITCH (REAR OF A/C COMPRESSOR) AIR TEMPERATURE ACTUATOR (AUXILIARY) (LEFT REAR INTERIOR) AUXILIARY BLOWER MOTOR BLK WIRE BLOWER FUSE BLOWER MOTOR (RIGHT REAR OF ENGINE COMPT) BRN WIRE CLUTCH RLY CTRL CONVENIENCE CENTER DIODE (IN UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HTR A/C FUSE 12 HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) (IF EQUIPPED) I/P FUSE BLOCK (LOWER LEFT KICK PANEL) LOW PRESS SIG LT BLU WIRE LT GRN WIRE MODE ACTUATOR (AUXILIARY) (LEFT REAR INTERIOR) OFF LO MED HI OFF MAX A/C BI-LEV ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PPL RED WIRE REQUEST SIG RR BLOWER FUSE RR HVAC FUSE 24 TAN WIRE TEMP UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IGN E FUSE VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT MODE WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C COMPRESSOR ENABLE RELAY (IN UNDERHOOD FUSE BLOCK) A/C HIGH PRESSURE SWITCH (REAR OF A/C COMPRESSOR) AUXILIARY BLOWER MOTOR (BEHIND LEFT REAR WHEELHOUSE) BLK WIRE BLOWER FUSE BLOWER MOTOR (RIGHT REAR OF ENGINE COMPT) BRN WIRE CLUTCH RLY CTRL CONVENIENCE CENTER DIODE (IN UNDERHOOD FUSE BLOCK) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN HTR A/C FUSE 12 HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) HVAC CONTROL ASSEMBLY (REAR AUXILIARY) HVAC CONTROL PROCESSOR AUXILIARY) (FRONT INTERIOR ROOF PANEL) I/P FUSE BLOCK (LOWER LEFT KICK PANEL) LOW PRESS SIG LT BLU WIRE LT GRN WIRE OFF LO MED HI OFF MAX A/C BI-LEV ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PPL RED WIRE REQUEST SIG RR BLOWER FUSE RR CTRL OFF LO MED HI RR HVAC FUSE 24 TAN WIRE TEMP UNDER- HOOD FUSE BLOCK A/C FUSE IGN E FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VENT HEAT BLEND DEF VENT HEAT BLEND DEF OFF MAX A/C BI-LEV VENT MODE WHT WIRE YEL WIRE

A/C COMPRESSOR CLUTCH A/C FUSE 32 A/C LOW PRESSURE SWITCH (ON SIDE OF ACCUMULATOR) A/C RELAY 54 AUXILIARY BLOWER MOTOR (IF EQUIPPED) AUXILIARY BLOWER MOTOR RESISTOR BLK WIRE BRN WIRE CLUTCH RLY CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE HARN, 32 CM FROM HOT AT ALL TIMES HOT IN RUN OR START IGN E FUSE 22 LOW PRESS SIG LT BLU WIRE ORG/ WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT INNER FENDER) PROVISIONAL RED/WHT WIRE REQUEST SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE