GMC Savana G3500 (1996-2013) 6.5l vin f, compressor circuit

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 A/C LOW PRESSURE SWITCH (ON 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 AT ALL TIMES 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 LT GRN WIRE OFF MAX ORG/ WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (BEHIND CENTER OF DASH) REQUEST SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)