GMC Savana G2500 (1996-2013) Wiring diagram engine performance engine performance circuit

18 19 20 21 22 23 24 PNK WIRE 2755 1551 1670 1666 1551 1668 1665 REF LOW GND 3-2 SS CTRL REF LOW 439 440 574 PNK WIRE 440 1049 B+ CLS 2 DATA 625 1551 RLY CTRL GND 771 420 776 PRND A SIG BRK SW SIG PRND P SIG PPL 772 633 410 1020 PRND B SIG CMP SIG ECT SIG IGN INJ 2 CTRL INJ 6 CTRL BLK WIRE BLK/WHT WIRE BRN/WHT WIRE CENTRAL SEQUENTIAL FUEL INJECTION (AT TOP OF ENGINE) CKP 1 SIG DK BLU WIRE DK GRN WIRE ENG 1 FUSE 23 ENG 2 FUSE 21 FROM UNDERHOOD PASS- THROUGH GROMMET BREAKOUT) FUSE 39 FUSE 40 GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START IGN 0 FUSE 6 INJ 1 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL KS 1 SIGNAL LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PCM BATT FUSE 2 PNK 1 2 3 4 5 WIRE PNK PNK 25 26 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (IN ENGINE COMPT, ON LEFT INNER FENDER) PPL PPL PPL PPL/WHT WIRE RANGE B RANGE C IGN B+ REF LOW RED/WHT WIRE REF LOW REF LOW GND 1551 1671 1667 1551 1669 1653 REF LOW REF LOW STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

10 11 PNK WIRE 12 13 14 15 16 17 18 19 PPL 18 19 20 21 22 23 24 PNK WIRE BLK WIRE BRN/WHT WIRE CARGO/ PASSENGER CUTAWAY DK BLU WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (ON LEFT SIDE OF ENGINE) FUEL PUMP FUSE 12 FUEL PUMP RELAY FUEL PUMP/ SENDER ASSEMBLY (IN FUEL TANK) GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (IN EXH PIPE, FRONT OF CAT CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (IN EXH PIPE, REAR OF CAT CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (IN EXH PIPE, FRONT OF CAT CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (IN EXH PIPE, REAR OF CAT CONVERTER) HOT AT ALL TIMES KNOCK SENSOR (ON TOP LEFT REAR OF (ENGINE) LT BLU WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK 1 2 3 4 5 WIRE PNK PNK 25 26 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL PPL PPL/WHT WIRE TAN WIRE TAN/WHT WIRE THROTTLE POSITION SENSOR (ON LEFT SIDE OF THROTTLE BODY) UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE

1-2 SOL 10 11 PNK WIRE 12 13 14 15 16 17 18 19 PPL 14 15 16 17 18 19 20 21 PPL 2-3 SOL 22 23 24 PNK WIRE 3-2 SOL A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (PART OF DISTRIBUTOR, TOP REAR OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR (TOP REAR OF ENGINE) FUEL TANK PRESSURE SENSOR (IN FUEL TANK) GRY DK GRN WIRE GRY WIRE HOT IN RUN, START IGN E FUSE 22 LT BLU WIRE LT BLU/WHT WIRE LT GRN GRY WIRE LT GRN WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (ON TOP RIGHT SIDE OF ENGINE) ORG/ WIRE ORG/BLK WIRE PC SOL VALVE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE RED WIRE REV STOP LAMP SWITCH (ABOVE BRAKE PEDAL) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL TFT SENSOR UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

14 15 16 17 18 19 20 21 PPL 20 21 22 23 24 25 26 27 PPL 22 23 24 PNK WIRE 28 29 30 PNK WIRE 8 9 PNK WIRE BLK/WHT WIRE BRN WIRE CAN VENT FUSE 34 DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IGN LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK 6 7 WIRE PNK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE RED WIRE RED/WHT WIRE SIGNAL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK VEHICLE SPEED SENSOR (ON RIGHT SIDE OF TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE

12 REF GND 20 21 22 23 24 25 26 27 PPL 28 29 30 PNK WIRE 8 9 PNK WIRE A/C REQUEST A/C SYSTEM (W/ FRONT MANUAL CONTROLS) ANTI-LOCK BRAKES SYSTEM CRUISE CONTROL SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CNTRL CRANK FUSE 27 CRUISE CONTROL SYSTEM CRUISE ENGAGED CRUISE INHIBIT DISTRIBUTOR DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG 1 FUSE 23 EVAP CANP CTRL EVAP VENT CTRL MIL CTRL 2-3 SS CTRL 1-2 SS CTRL VSS VSS TFT SENS SIG GEN CYCLE SIG IAC COIL B HI IAC COIL B LOW IAC COIL A LOW IAC COIL A HI GEN IND. GRY WIRE HOT IN RUN, START HOT IN START IDLE AIR CONTROL VALVE (ON LEFT SIDE OF THROTTLE BODY) IGN 1 IGN COIL IGNITION COIL IGNITION CONTROL MODULE INSTRUMENT PANEL CLUSTER LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MAF SIG MAP SIG MALFUNCTION INDICATOR LAMP NCA WIRE ORG/ WIRE ORG/BLK WIRE PC SOL HI CTRL PC SOL LO CTRL PMP RLY CTRL PCM IGN 1 FUSE 38 PNK 6 7 WIRE PNK WIRE POWERTRAIN CONTROL MODULE (IN ENGINE COMPT, ON LEFT INNER FENDER) PPL PPL FRONT LOW SIG FRONT HIGH SIG PPL FUEL LEV SIG A/C LOW PRESS PPL PNK PNK WIRE PPL/WHT WIRE PRND C SIG PRESS SENS SIG FUEL PRESS SIG PNK WIRE REF LOW PRESS SENS SIG CRANK VOLT STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC SOL CTRL CLU RLY CTRL TP SENS SIG IAT SIG IC TIMING CNTRL UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE