GMC Savana G3500 (1996-2013) blk Wiring diagrams

1-2 SHIFT SOL VALVE 2-3 SHIFT SOL VALVE 30 45 39 9 44 57 MIL IND CTRL REAR HI SIG A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CLASS 2 CLASS 2 DATA CLASS 2 MIL SIG COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) GRY WIRE IGN INSTRUMENT PANEL CLUSTER LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE P/N SIG CLASS 2 DATA GMLAN (-) GMLAN (+) PNK WIRE PPL PRESSURE CONTROL A/T FLUID SOLENOID TEMP VALVE SENSOR RED WIRE REV TAN WIRE TAN/BLK WIRE TCC PWM SOL VALVE TOW/ HAUL IND TOW/ HAUL SWITCH TOW/HL SW YEL WIRE YEL/BLK WIRE

68 47 28 4 SENS SIG LOW REF CLUTCH CTRL SPEED SIG BLK WIRE BRN/WHT WIRE DK BLU WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (TOP OF ENGINE, NEAR THERMOSTAT HOUSING) ENGINE COOLING FAN (BEHIND RADIATOR) FAN CLTCH (D) FUSE 58 FAN CLTCH (D) RELAY 75 GRY WIRE HOT W/ PWR/TRN RELAY ENERGIZED LOW REF TAN WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

2 6 3 1 CAN BUS HI LO REF CAN BUS LO 3 21 DIMMING CTRL TRACTION SW 5.3L, 4.8L, 6.0L 4.3L 6 16 TCC BRAKE SIG PRK BRK SW ABS IND. ABS MDL FUSE 2 ABS MTR FUSE 1 BLK WIRE BLK/PPL WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRAKE IND BREAKOUT TOWARDS INSTRUMENT PANEL CLUSTER) BRK SW FUSE 13 BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUSE 29 GRY WIRE GRY/BLK WIRE HI SPD GMLAN DATA + HI SPD GMLAN DATA + B+ HI SPD GMLAN DATA- HI SPD GMLAN DATA- GND HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY 15 ENERGIZED IGN VOLT IGN VOLT STEERING SENS A STEERING SENS C INSTRUMENT PANEL CLUSTER (IPC) IP CLSTR FUSE 10 LEFT FRONT WHEEL SPEED SENSOR (WSS) (ON INSIDE OF LEFT FRONT WHEEL) LEFT REAR WHEEL SPEED SENSOR (WSS) (AT LEFT REAR WHEEL HUB) LF WHEEL SPD SENS LOW REF LOW REF LO SPD GMLAN LOGIC LOGIC STEERING WHEEL SPEED/ POSITION SENSOR (AT BASE OF STEERING COLUMN) LOW REF RF WHEEL SPD SENS LOW STABILITY IND LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (UNDER LEFT PNK 7 3 5 6 2 4 1 8 WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON INSIDE OF RIGHT FRONT WHEEL) RIGHT REAR WHEEL SPEED SENSOR (WSS) (AT RIGHT REAR WHEEL HUB) SERIAL DATA SERIAL DATA ENABLE B+ SIDE OF DASH) STEERING ANGLE SENS CAN BUS LO DATA STEERING SENS B STOP LAMP SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) STR/WHL SNSR (G) TAN WIRE TAN/BLK WIRE TRACTION CONTROL SWITCH UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VDC IND VEHICLE SPD SIG CAN BUS HI DATA VEHICLE SPEED SIGNAL WHT WIRE WHT/BLK WIRE YAW, LATERAL ACCELERATION SENSOR (UNDER FRONT PASSENGER SEAT) YEL WIRE YEL/BLK WIRE

5.3L, 4.8L, 6.0L 4.3L 6.6L ABS IND. ABS MDL FUSE 2 ABS MTR FUSE 1 B+ SERIAL DATA ENABLE VEHICLE SPD SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRAKE BOOSTER FLUID FLOW ALARM SWITCH (IN POWER STEERING PUMP OUTLET HOSE) BRAKE FLUID LEVEL SWITCH (AT LEFT REAR OF ENGINE COMPT) BRAKE IND BRAKE PRESSURE DIFFERENTIAL SWITCH (ON BRAKE VALVE, NEAR FRONT OF EBCM) BRK FLUID LEVEL SENSOR SIG BRAKE WARNING INDICATOR CTRL BRK SW FUSE 13 COMPUTER DATA LINES SYSTEM DK GRN WIRE GND HI SPD GMLAN BUS - HI SPD GMLAN BUS - HEAVY DUTY HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY 15 ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 10 LEFT FRONT WHEEL SPEED SENSOR (WSS) (ON INSIDE OF LEFT FRONT WHEEL) LF WHEEL SPEED SENS LOW REF LIGHT DUTY LO SPD GMLAN LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE OF DASH, ABOVE BRAKE PEDAL) PARK BRAKE SWITCH (UNDER LEFT PNK WIRE PPL PRK BRK SW RED/BLK WIRE RED/WHT WIRE RF WHEEL SPD SENS LOW REF RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON INSIDE OF RIGHT FRONT WHEEL) SIDE OF DASH) SIGNAL ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) STOP LAMP SWITCH (BEHIND LEFT SIDE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC BRAKE SIG TOWARDS INSTRUMENT PANEL CLUSTER) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED YEL WIRE YEL/BLK WIRE

1 2 3 4 B+ SERIAL DATA COMPUTER DATA LINES SYSTEM 8 9 2500 2501 SERIAL DATA BUS + SERIAL DATA BUS - BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) CARGO DOOR UNLOCK RELAY CARGO DR UNLCK FUSE 33 CHIME MODULE (BEHIND LEFT CENTER OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRIVER DOOR UNLATCH RELAY DVR DR UNLCK FUSE 36 FRT DR LCK FUSE 31 FRT PASS DR UNLCK FUSE 34 GROUND GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (W/ REMOTE ENGINE START) HOT AT ALL TIMES BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) HOT AT ALL TIMES UNDERHOOD LEFT REAR SIDE DOOR JAM SWITCH (W/ HINGED DOOR) (AT LEFT "B" PILLAR) LIFTGATE AJAR SW SIG LO SPD GMLAN SERIAL DATA LO SPD SERIAL DATA LT BLU WIRE LT GRN WIRE MEGA FUSE FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) NCA WIRE ORG/BLK WIRE PNK/BLK WIRE PPL PPL CLOSED SW SIG RADIO REAR DR LCK FUSE 32 REAR OPEN SW REAR PASS DR UNLCK FUSE 35 RED/BLK WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (BEHIND CENTER OF DASH) RFA/TPM FUSE 21 RIGHT REAR SIDE DOOR JAM SWITCH (W/ CARGO PASSENGER) (AT RIGHT "B" PILLAR) SW SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ COMMERCIAL TRADESMAN W/ HINGED DOOR W/O COMMERCIAL TRADESMAN WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BREAKOUT) CARGO DOOR LATCH ASSEMBLY (W/ CARGO/PASSENGER) (IN RIGHT REAR CARGO DOOR) CARGO/ PASSENGER COMPUTER DATA LINES SYSTEM CUTAWAY DK BLU WIRE DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY (AT REAR OF DRIVER DOOR) DRIVER DOOR LOCK SWITCH DRIVER INFORMATION CENTER (DIC) DISPLAY GRY WIRE GRY/BLK WIRE INSTRUMENT CLUSTER (IPC) LEFT BODY SLIDING DOOR JAMB CONTACT PLATE (AT LEFT "B" PILLAR) LOGIC LOW SPD GMLAN SERIAL DATA LT BLU WIRE LT GRN WIRE ORG/BLK WIRE PASSENGER DOOR LATCH ASSEMBLY (AT REAR OF FRONT PASSENGER DOOR) PASSENGER DOOR LOCK SWITCH PNK/BLK WIRE REAR CARGO DOOR LOCK SWITCH RIGHT BODY SLIDING DOOR JAMB CONTACT PLATE (AT RIGHT "B" PILLAR) SECURITY INDICATOR TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ HINGED DOOR W/ HINGED DOORS

4.8L, 4.3L 5.3L, 6.0L BATT POS VOLT BCM 3 FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE HOOD AJAR SWITCH (W/ REMOTE ENGINE START) HOT AT ALL TIMES HOT AT ALL TIMES BODY FUSE IGN SW BLOCK (UNDER LEFT FUSE 22 FRONT SEAT) HOT W/ RUN/CRANK RELAY 15 ENERGIZED IGN VOLT IGN VOLT LO SPD DATA IGNITION SWITCH IPC FUSE LO SPD DATA LOCK LOGIC INSTRUMENT CLUSTER NCA WIRE PNK 19 1 WIRE PNK WIRE PNK/BLK WIRE PPL PPL CLOSED SW SIGNAL RED WIRE RED/WHT WIRE RUN WIRE SECURITY IND SERIAL DATA SERIAL DATA BUS- SW SIGNAL TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE

BLK WIRE BRN WIRE BRN/WHT WIRE DIMMING CTRL DK BLU WIRE HOT AT ALL TIMES HOT W/ RUN RELAY HVAC 2 FUSE 13 ORG/ WIRE PASSENGER COMPARTMENT FUSE BLOCK PROVISIONAL REAR BLWR FUSE 29 RED/WHT WIRE WHT WIRE

A/C REFRIGERANT PRESSURE SENSOR ACC SER DATA IGN VOLT BATT POS VOLT PNK WIRE ACCELERATOR PEDAL POSITION (APP) SENSOR (UNDER LEFT SIDE OF DASH) ANTI-LOCK BRAKES SYSTEM BANK 1 SENSOR 2 BANK 2 SENSOR 2 BLK WIRE BLK/WHT WIRE BREAKOUT) BRK SW FUSE 32 BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 54 ECM IGN FUSE 48 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUEL PUMP, SENDER ASSEMBLY (ON FUEL TANK) GMLAN DATA- GMLAN DATA+ APP SENS 1 SIG LOW REF LOW REF APP SENS 2 SIG GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ RUN/ CRNK RELAY 69 ENERGIZED IAT SENS SIG LOW REF LT BLU WIRE LT BLU/WHT WIRE MAF SENS SIG NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK (OR PNK) 5 6 7 WIRE PNK IGN VOLT WIRE PNK PPL 2 3 4 WIRE PNK WIRE PPL PPL FUEL LEVEL SENS PPL LOW REF PRESS SENS SIG PPL/WHT WIRE PRESS SENS SIG LOW REF PWR/TRN RLY CTRL RED/WHT WIRE RELAY CTRL START RLY CTRL STARTING/CHARGING SYSTEM STOP LAMP SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC BRAKE SIG TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VSS WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

4.8L/6.0L 5.3L BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL CNSTR VENT SOL FUSE 17 COMPT) COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ECM PWR/TRN FUSE 50 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAP SOL CTRL EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID (NEAR FRONT OF FUEL TANK) EVEN IGN/ INJ FUSE 52 FUEL PUMP RELAY 72 (4.8L/6.0L) FUEL/PUMP FUSE 2 GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES IC 1 CTRL IC 2 CTRL IC 3 CTRL IC 4 CTRL IC 5 CTRL IC 6 CTRL IC 7 CTRL IC 8 CTRL IGN INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW ENGINE OIL PRESSURE IND LOW REF LT BLU WIRE LT BLU/WHT WIRE MAF/ CNSTR VENT FUSE 49 MALFUNCTION INDICATOR LAMP MIL CTRL ODD IGN/INJ FUSE 55 ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK 5 6 7 (OR PNK) WIRE PNK PNK PNK PNK PNK PNK PNK PNK PNK 4 5 6 7 8 9 10 11 12 WIRE PNK PNK PPL PPL 15 16 17 18 19 20 21 22 23 24 WIRE PNK PPL 2 3 4 WIRE PNK WIRE PPL PPL/WHT WIRE PWR/TRN RELAY 76 RED WIRE RED/WHT WIRE SNSR 1 FUSE 46 SNSR 2 FUSE 56 TOS SIG TRANSMISSIONS SYSTEM AIR CONDITIONING SYSTEM UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE WHT WIRE YEL WIRE