GMC Savana G2500 (1996-2013) org/ Wiring diagrams

27 28 2501 2500 44 43 COMPUTER DATA LINES SYSTEM DATA BUS (-) DATA BUS (+) 4.3L 4.3L/5.3L 4.8L/6.0L BATTERY BATTERY CURRENT SENSOR (4.3L/5.3L) BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRN WIRE CHARGE IND COMPUTER DATA LINES SYSTEM CURRENT SENSOR SIG DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE CONTROL MODULE (ECM) EXCEPT 4.3L FUSIBLE LINK 3 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GMLAN SERIAL DATA GRY WIRE HOT W/ RUN/CRANK RELAY 15 ENERGIZED IGN VOLT INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE LOGIC LOW REF LOW SPEED GMLAN SERIAL DATA PNK WIRE ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE STARTING CIRCUIT TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE

AUXILIARY BATTERY AUXILIARY GENERATOR GENERATOR BATTERY BLK WIRE CHARGE IND COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) ENGINE CONTROL MODULE (ECM) FUSIBLE LINK 3 FUSIBLE LINK 5 GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GRY WIRE HOT W/ RUN/CRANK RELAY 15 ENERGIZED IGN VOLT INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE LOGIC ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE SER DATA BUS - SERIAL DATA STARTER MOTOR TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNDERHOOD JUNCTION BLOCK W/ DUAL GENERATOR W/ DUAL GENERATOR, AMBULANCE UPFITTER

2 6 3 1 CAN BUS HI LO REF CAN BUS LO 32 33 34 35 36 37 38 VEHICLE SPD SIG CAN BUS HI DATA 5.3L, 4.8L, 6.0L 4.3L ABS MDL FUSE 2 ABS MTR FUSE 1 BLK WIRE BLK/PPL WIRE BRK SW FUSE 13 BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT 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 IPC 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 LOW REF RF WHEEL SPD SENS LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MULTI-AXIS ACCELERATION SENSOR (ON FLOOR BETWEEN FRONT SEATS) ORG/ WIRE ORG/BLK WIRE PNK 3 4 5 WIRE PNK WIRE RADIO RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON INSIDE OF RIGHT FRONT WHEEL) SERIAL DATA ENABLE B+ SPD SIG VEHICLE STEERING ANGLE SENS CAN BUS LO DATA STOP LAMP SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) STR/WHL/ SNSR TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SIGNAL WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LH AUDIO SIG (+) RH AUDIO SIG (+) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ LF MID OUT (+) RF MID OUT (+) 1959 1955 LR MID OUT (-) RR MID OUT (-) 2 1 8 LO REF 658 1782 VOICE SIG DRAIN WIRE HI SPD GMLAN ANTENNA IN BATT POSITIVE VOLT BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BREAKOUT) BRN/WHT WIRE CELLULAR, DIGITAL RADIO ANTENNA CELLULAR/ NAVIGATION ANTENNA COAX COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CUTAWAY UPFITTER DIGITAL RADIO RECEIVER (LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GRY WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (AT TOP OF STEERING COLUMN) INFO LED DIMMING CTRL GND LF MID OUT (-) RF MID OUT (-) LEFT CARGO DOOR SPEAKER (IF EQUIPPED) LEFT FRONT SPEAKER LEFT REAR SPEAKER LH AUDIO SIG + RH AUDIO SIG + LO GMLAN SERIAL DATA LO REF LO SERIAL DATA LR MID OUT (+) RR MID OUT (+) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MUTE NCA WIRE ORG/ WIRE PASSENGER/ CARGO PNK WIRE RADIO RADIO ANTENNA RDO/ CHIME FUSE 20 RED/WHT WIRE RIGHT CARGO DOOR SPEAKER (IF EQUIPPED) RIGHT FRONT SPEAKER RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROL SWITCH SEEK DOWN SEEK UP SOURCE STEERING WHEEL CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE USB CABLE USB CHARGE USB RECEPTACLE VEHICLE COMMUNICATION INTERFACE MODULE (VICM) (BELOW STEERING COLUMN) VOICE SIG VOL DOWN VOL UP W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE

BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL CNSTR/ VENT/ SOL FUSE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ECM PWR/TRN FUSE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS IGNITION RELAY EVAP SOL CTRL EVAPORATIVE EMISSION VENT SOLENOID (NEAR FRONT OF FUEL TANK) EVEN IGN/ INJ FUSE FLEX FUEL FUSE FUEL INJECTOR 2 FUEL INJECTOR 4 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 INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW ENGINE OIL PRESSURE IND LOW REF LT BLU WIRE LT BLU/BLK (OR BLK) WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MAF/ CNSTR VENT FUSE MALFUNCTION INDICATOR LAMP (MIL) MIL CTRL ODD IGN/INJ FUSE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK (OR RED) WIRE PNK PNK PNK PNK PNK PNK PNK 1 2 3 4 5 6 7 8 WIRE PNK PPL 2 3 4 WIRE PNK PPL PNK PNK PPL WIRE PNK PPL PPL 8 9 WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE SNSR 1 (PRE)/ CLS FUSE SNSR 2 (POST) FUSE TOS SIG TRANSMISSIONS SYSTEM AIR CONDITIONING SYSTEM UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ 3 TANK W/ 4 TANK WHT WIRE YEL WIRE

13 14 15 16 17 18 PNK WIRE 5 VOLT REF ALTERNATIVE FUEL TANK PRESSURE SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE CNG CUTT-OFF SOLENOID VALVE 2 CNG CUTT-OFF SOLENOID VALVE 3 CNG SOL VLV CTRL DK GRN WIRE DK GRN/WHT WIRE FUEL COMPOSITION SENSOR FUEL INJECTOR 3 FUEL INJECTOR 7 GRN WIRE GRY WIRE IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 5 IGNITION COIL 7 LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK 11 12 WIRE PNK PNK 8 9 WIRE PNK PNK PNK PNK PNK PNK PNK 1 2 3 4 5 6 7 8 WIRE PNK PPL PNK 19 20 21 WIRE PNK PPL PNK PNK PPL WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE PRESSURE SIG RED WIRE SENSING SPARK PLUG W/ 3 TANK W/ 4 TANK WHT WIRE

13 14 15 16 17 18 PNK WIRE BLK WIRE BRN WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL PUMP RELAY GAS FUEL PUMP FUSE GRY WIRE HOT AT ALL TIMES IGNITION COIL 2 IGNITION COIL 4 IGNITION COIL 6 IGNITION COIL 8 LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MEGA FUSE NATURAL GAS REGULAR GAS NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK 11 12 WIRE PNK PNK 3 4 WIRE PNK PNK 6 7 8 WIRE PNK PNK 8 9 WIRE PNK PPL 14 15 WIRE PNK PPL PNK 19 20 21 WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE REAR LPG CUT-OFF SOLENOID VALVE SECONDARY FUEL PUMP RED WIRE RED/WHT WIRE REGULAR GAS W/ 3 TANK REGULAR GAS W/ 4 TANK SECONDARY LPG PUMP ASSEMBLY SIDE OF ENGINE COMPT) SPARK PLUG UNDERHOOD FUSE BLOCK (ON LEFT

12 VOLT REF 7 8 9 PNK WIRE BATT POS VOLT BLK WIRE BLU WIRE BRN WIRE FRONT LPG CUT-OFF SOLENOID VALVE FUEL GAUGE SIG FUSE HOLDER LPCM FUSE (REGULAR GAS W/ 3 TANK) FUSE LPCM FUSE HOLDER (REGULAR GAS W/ 4 TANK) GRN WIRE GRY WIRE LPG CONTROL MODULE (REGULAR GAS W/ 4 TANK) (ON TANK CONTROL BOX) LPG PRESSURE, TEMPERATURE SENSOR LPG PURGE SOLE- NOID VALVE LPG TANK SCAVENGE PUMP LT BLU/BLK WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK PNK 2 3 WIRE PNK PNK 3 4 WIRE PNK PNK 5 6 WIRE PNK PNK 6 7 8 WIRE PNK PPL 14 15 WIRE PNK WIRE PNK/BLK WIRE PPL PRIMARY FUEL PUMP, PRIMARY LPG PUMP ASSEMBLY PRIMARY SIG PUMP SIG RED WIRE RED/WHT WIRE RLY SIG SECONDARY SIG STRT LMP W/ 3 TANK W/ 4 TANK WAIT TO START INDICATOR WHT WIRE YEL WIRE

BANK 1 SENSOR 1 (IN EXHAUST PIPE, IN FRONT OF CATALYTIC CONVERTER) BANK 2 SENSOR 1 (IN EXHAUST PIPE, IN FRONT OF CATALYTIC CONVERTER) BLK WIRE BRN WIRE CAMSHAFT POSITION (CMP) ACTUATOR SOLENOID VALVE CAMSHAFT POSITION (CMP) SENSOR (FRONT OF ENGINE) CEN FIELD SIG CKP SENS SIG LOW REF DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (AT LEFT FRONT OF ENGINE) GEN ON SIG GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEATED OXYGEN INJ 1 CTRL ECT SENS SIG LOW REF INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 7 CTRL KNOCK SENSOR (KS) 1 KNOCK SENSOR (KS) 2 KS 1 SIG KS 1 SIG KS 2 SIG KS 2 SIG LOW REF LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MAP SENS SIG PPL ORG/ WIRE ORG/BLK WIRE PNK 5 6 WIRE PNK 7 8 9 WIRE PNK WIRE PNK/BLK WIRE PPL PPL INTAKE SOL INJ 8 CTRL INJ 5 CTRL INJ 6 CTRL PPL TP SENS 2 SIG CMP SENS SIG TP SENS 1 SIG LOW REF PPL/WHT WIRE PRE SENS SIG SOL CTRL STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAC MTR CTRL 2 TAC MTR CTRL 1 TAN WIRE TAN/WHT WIRE WHT GRY/ WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

2500 440 5991 2364 23 6141 6399 1439 COMPUTER DATA LINES SYSTEM AIR CONDITIONING SYSTEM APP SIG 1 5 VOLT REF 5 VOLT REF BLK WIRE BLU WIRE BREAKOUT TOWARDS INSTRUMENT PANEL CLUSTER) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE/ETC/TCC BRK SIG CUTAWAY DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) EXHAUST TEMPERATURE SENSOR 2 EXHAUST TEMPERATURE SENSOR 3 (MIDDLE OF DIESEL PARTICULATE FILTER) EXHAUST TEMPERATURE SENSOR 4 GRY WIRE GRY/BLK WIRE INJ HIGH CTRL A/C CLUTCH RLY CTRL LOW REF LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MASS AIR FLOW (MAF)/INTAKE AIR TEMP (IAT) SENSOR (ATTACHED TO AIR INTAKE DUCT) NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK IGN 1 VOLT AIR FLOW SENS SIG GENERATOR TURN ON SIG LOW REF WIRE PNK PNK 7 8 WIRE PNK WIRE PPL PPL 1 2 PPL 28 29 PPL PNK 24 25 WIRE RED/WHT WIRE STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TRANSMISSIONS SYSTEM COMPUTER DATA LINES SYSTEM WHT LT BLU/ WIRE WHT WIRE WHT/ DK BLU WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE