GMC Envoy I (1997-2000) egr valve lo 21 22 379 1694 cpp sw sig in 23 24 wiring diagram

1676 1020 EGR VALVE HI FUSED IGN FUSED IGN (RUN/START) PNK PNK WIRE 18 19 PNK WIRE 2 PPL/ A/C COMP RELAY CTRL EVAP CANN SOL CTRL A/C REQUEST (HI) PRNDL P SIG IN 776 474 773 A/C REQUEST (LO) PRNDL A SIG IN PRNDL B SIG IN ABS FUSE 22 AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLSTR FUSE 11 CRUISE CONTROL SYSTEM CRUISE ENGAGED SIG DISTRIBUTOR (TOP REAR OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EGR VALVE LO 21 22 379 1694 CPP SW SIG IN 23 24 ELECTRONIC IGNITION CONTROL MODULE (TOP RIGHT SIDE OF ENGINE) EST OUTPUT SIG FUEL PUMP RLY CTRL 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 FUSE 15 FUSED IGN (RUN) SERIAL DATA CLASS II GEN CTRL PRESS CTRL SOL. HI GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HIGH VOLTAGE COIL WIRE HOT IN OFF, RUN OR START HOT IN RUN I/P FUSE BLOCK IGNITION COIL (TOP RIGHT SIDE OF ENGINE) INSTRUMENT CLUSTER SYSTEM LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE M/T ONLY NCA WIRE ORG/ WIRE P/N PNK 22 23 WIRE PNK IGNITION FEED IGN TIMING SIG. TACH. SIG. GROUND WIRE PNK PNK WIRE PNK WIRE POWER B(+) TRANS PRESS SIG-BIT 2 TRANS PRESS SIG-BIT 1 PPL PPL BRAKE SWITCH INPUT SERIAL DATA SIG PPL FUEL LEVEL SIG IN PPL PPL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 PRESS CTRL SOL LO VCM GRD VCM GRD SENSOR GRD 351 351 PRNDL C SIG IN RED WIRE RED/BLK WIRE SPARK PLUGS SPLICE SPLICE PACK 201 (LEFT SIDE OF DASH) STARTING/ CHARGING SYSTEM TRANS PRESS SIG-BIT 3 TRANSMISSION RANGE SWITCH (LEFT SIDE OF TRANSMISSION) TRANSMISSIONS SYSTEM TRUCK BODY CONTROL MODULE (BEHIND DASH, ON HEATER) VEHICLE CONTROL MODULE (VCM) (RIGHT SIDE OF ENGINE COMPT) VSS SIG VSS SIG CHECK ENG LP OUT 389 419 WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE