GMC Sonoma II (1994-2004) a/c low pressure switch (at a/c accumulator) Wiring diagrams

43 17 55 A/C COMP RLY CTRL A/C REQUEST SIGNAL A/C LOW SW SIGNAL A/C COMPRESOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR HIGH PRESSURE SWITCH (ON REAR OF A/C COMPRESSOR) A/C FUSE A/C LOW PRESSURE SWITCH (AT A/C ACCUMULATOR) BLK WIRE BLK/WHT WIRE BRN WIRE DEFROST BLEND OFF MAX A/C DK GRN WIRE DK GRN/WHT WIRE HEAT A/C VENT BI-LEVEL A/C HEATER, A/C CONTROLLER HOT AT ALL TIMES HOT IN RUN HOT IN RUN, START HVAC FUSE 9 I/P FUSE BLOCK (ON LEFT END OF DASH) IGN E FUSE LT BLU WIRE NCA WIRE POWERTRAIN CONTROL MODULE (PCM) (ON RIGHT FRONT OF ENGINE COMPARTMENT) SECONDARY AIR INJECTION REACTOR PUMP UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT INNER WHEELWELL) WHT WIRE

0.26 OHMS 0.71 OHMS 2.10 OHMS 8 CM FROM BREAKOUT TO RADIO) A/C A/C COMP RLY CTRL A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C COMPRESSOR HIGH PRESSURE SWITCH (ON REAR OF A/C COMPRESSOR) A/C CYCLING SW SIGNAL A/C FUSE A/C LOW PRESSURE SWITCH (AT A/C ACCUMULATOR) A/C REQUEST SIGNAL AIR TEMPERATURE ACTUATOR (ON TOP RIGHT SIDE OF HEATER) BLEND BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BLOWER MOTOR (ON RIGHT REAR OF ENGINE COMPARTMENT) BLOWER MOTOR RELAY (ON CENTER REAR OF ENGINE COMPARTMENT) BLOWER MOTOR RESISTOR (ON RIGHT REAR OF ENGINE COMPARTMENT, ON BLOWER MODULE) BLOWER SWITCH BRN WIRE DEF DK BLU WIRE DK GRN WIRE DK GRN/ WHT WIRE DK GRN/WHT WIRE GRY WIRE HEAT BI-LEVEL A/C VENT HEATER, A/C CONTROLLER HOT AT ALL TIMES HOT IN PARK, HEAD HOT IN RUN HOT IN RUN, START HVAC 1 FUSE 21 HVAC FUSE HVAC FUSE 9 I/P FUSE BLOCK (ON LEFT END OF DASH) IGN E FUSE ILLUM ILLUM FUSE 12 LOW HIGH MED 1 MED 2 LT BLU WIRE MODE DOOR SWITCH NCA WIRE OFF DEF MAX A/C BLEND NORM HEAT BI-LEVEL VENT OFF MAX A/C ORG/ WIRE PICKUP UTILITY POWER MIRRORS SYSTEM (AUTOMATIC DAY/NIGHT MIRROR) POWERTRAIN CONTROL MODULE (PCM) (ON RIGHT FRONT OF ENGINE COMPARTMENT) PPL SECONDARY AIR INJECTION REACTOR PUMP SERVO AMPLIFIER TAN WIRE TEMP CONTROL UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT INNER WHEELWELL)