GMC Savana G2500 (1996-2013) wht Wiring diagrams

BLK WIRE BODY FUSE BLOCK (BELOW LEFT FRONT SEAT) CLASS 2 CLASS 2 (PCM) DATA COMPUTER DATA LINES SYSTEM CRUISE IND DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, START IGN IGN E FUSE 22 INSTRUMENT PANEL CLUSTER LT BLU WIRE NCA WIRE ON CRUISE CONTROL ON/OFF SWITCH OFF ON OFF ORG/BLK WIRE PCM IGN 1 FUSE 38 PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (IN ENGINE COMPT, ON LEFT INNER FENDER) PPL PPL VSS LOW RED/WHT WIRE RESUME/ ACCEL RESUME/ACCEL SET/ COAST STOP LP FUSE 7 STOP/ CHMSL FUSE 8 STOPLAMP SWITCH (ABOVE BRAKE PEDAL) THROTTLE ACTUATOR CONTROL (TAC) MODULE (AT LEFT REAR OF ENGINE COMPARTMENT) TURN SIGNAL/ MULTIFUNCTION SWITCH UART SERIAL DATA UART SERIAL DATA UART SERIAL DATA UART SERIAL DATA SERIAL DATA 14 58 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON RIGHT SIDE OF TRANSMISSION) VSS HIGH WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BODY FUSE BLOCK (BELOW LEFT FRONT SEAT) CARGO/ PASSENGER CLASS 2 CRUISE IND CLASS 2 (PCM) DATA COMPUTER DATA LINES SYSTEM CRUISE CONTROL MODULE (NEAR BRAKE FLUID RESERVOIR) CUTAWAY DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, START IGN IGN E FUSE 22 INSTRUMENT PANEL CLUSTER LT BLU WIRE LT BLU/BLK WIRE NCA WIRE ON CRUISE CONTROL ON/OFF SWITCH OFF ON OFF PCM IGN 1 FUSE 38 PNK 17 (OR 1320) WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (IN ENGINE COMPT, ON LEFT INNER FENDER) PPL PPL VSS LOW RED/WHT WIRE RESUME/ ACCEL RESUME/ACCEL SERIAL DATA SET/ COAST SPEED SIGNAL AUTO CRUISE INHIBIT SIG VSS HIGH 13 37 STOP LP FUSE 7 STOP/ CHMSL FUSE 8 STOPLAMP SWITCH (ABOVE BRAKE PEDAL) TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON RIGHT SIDE OF TRANSMISSION) WHT (OR LT BLU) WIRE WHT WIRE YEL WIRE

BLK WIRE BLOWER MOTOR (ON RIGHT REAR OF ENGINE COMPT, ON EVAPORATOR CASE) BLOWER MOTOR RELAY BRN WIRE BRN/WHT WIRE DEFOGGER SWITCH DEFOGGER CONTROL IND DEFOGGER SYSTEM DK BLU WIRE DK GRN/WHT WIRE EVAPORATIVE EMISSION SYSTEM LEAK DETECTION PUMP (6.6L) FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRT BLWR FUSE 74 GRY WIRE HOT AT ALL TIMES HOT W/ RUN/ HVAC 1 FUSE 14 HVAC 2 FUSE 13 HVAC CNTRL FUSE 25 HVAC CONTROL SWITCH ASSEMBLY LOGIC LT BLU WIRE LT GRN WIRE MED OFF ORG/ WIRE PASSENGER COMPARTMENT FUSE BLOCK REAR BLWR FUSE 29 RED WIRE RED/BLK WIRE RED/WHT WIRE TAN WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ ELECTRIC REAR WINDOW DEFOGGER, POWER MIRRORS WHT WIRE YEL WIRE

A/C LOW PRESSURE SWITCH (ON SIDE OF ACCUMULATOR) AUXILIARY AIR TEMPERATURE ACTUATOR (ON AUXILIARY HVAC ASSEMBLY) AUXILIARY BLOWER MOTOR (ON AUXILIARY HVAC) AUXILIARY BLOWER MOTOR MEDIUM SPEED RELAY AUXILIARY BLOWER MOTOR RESISTOR (ON AUXILIARY HEATER MOTOR) AUXILIARY HVAC MODULE) AUXILIARY MODE DOOR ACTUATOR BATT GND BLK WIRE BLK/WHT WIRE BREAKOUT) BRN WIRE COMPUTER DATA LINES SYSTEM COOLANT HEATER BLOWER MOTOR COOLANT HEATER COMBUSTION SENSOR COOLANT HEATER CONTROL MODULE COOLANT HEATER GLOW PLUG COOLANT HEATER OVERHEAT TEMPERATURE SENSOR COOLANT HEATER AIR TEMPERATURE SENSOR COOLANT HEATER TEMPERATURE SENSOR DK BLU WIRE DK BLU/LT GRN WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE COOLANT LEVEL SWITCH ENGINE COOLANT TEMPERATURE GAUGE FOH MDL FUSE FROM AUXILIARY BLOWER MOTOR BREAKOUT) FUEL PUMP GND SERIAL - SERIAL + SERIAL - SERIAL + GRN/RED WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOGIC COOLANT LEVEL SW SIG LOW REF LOW SPD GMLAN SERIAL DATA LT BLU WIRE LT GRN WIRE ORG/ WIRE PROVISIONAL RED/WHT WIRE SERIAL DATA TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VOLT WHT WIRE YEL WIRE

BLK WIRE BLOWER MOTOR (ON RIGHT REAR OF ENGINE COMPT, ON EVAPORATOR CASE) BLOWER MOTOR RELAY BREAKOUT) BRN WIRE BRN/WHT WIRE DEFOGGER SWITCH DEFOGGER IND DEFOGGER SYSTEM DK BLU WIRE DK GRN/WHT WIRE EVAPORATIVE EMISSION SYSTEM LEAK DETECTION PUMP (6.6L) FLOOR MIX BLEND DEF MAX A/C OFF A/C BI-LEV FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRT BLWR FUSE 74 GND IGN GRY WIRE HOT AT ALL TIMES HOT W/ RUN/ HVAC 1 FUSE 14 HVAC 2 FUSE 13 HVAC CNTRL FUSE 25 HVAC CONTROL SWITCH ASSEMBLY LEFT REAR OF ENGINE) (4.3L: RIGHT REAR OF ENGINE) LOGIC 2 1 LT BLU WIRE LT GRN WIRE MAX A/C OFF A/C BI-LEV VENT MED OFF ORG/ WIRE PASSENGER COMPARTMENT FUSE BLOCK PNK/BLK WIRE PPL PPL/WHT WIRE REAR REAR AUXILIARY HVAC CONTROL ASSEMBLY REAR BLWR FUSE 29 RED WIRE RED/BLK WIRE RED/WHT WIRE RR AUX BLWR MTR CTRL SW FRT AUX BLWR MTR SPLICE BLOCK TAN WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VENT FLOOR DEF MIX BLEND W/ ELECTRIC REAR WINDOW DEFOGGER, POWER MIRRORS W/ RV UPFITTER W/O RV (ATTACHED TO LOWER RIGHT "B" PILLAR PART OF UPFITTER W/O RV UPFITTER W/O RV W/ RV UPFITTER UPFITTER WHT WIRE YEL WIRE

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