GMC Savana G2500 (1996-2013) red/blk Wiring diagrams

A/C CMPRSR RELAY 74 (MANUAL A/C) CRNK RELAY 73 DOME FLUORESCENT WORK LAMPS FUSE 2 DRL PCB RELAY ECM PWR/TRN FUSE 50 ECM PWR/TRN FUSE 65 ENGINE CONTROL MODULE (ECM) FAN CLUTCH FUSE 58 FAN CLUTCH RELAY 75 FLUORESCENT WORK LAMP RELAY FROM TRLR WRG FUSE (DIAGRAM 1 OF 4) FUEL HEATER FUEL HTR FUSE 4 FUEL PUMP RELAY 72 GLOW PLUG CONTROL MODULE (GPCM) GLOW PLUG MDL FUSE 53 HARNESS, 7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) HARNESS, 8 CM FROM REAR FUSE BLOCK) HI WPR RELAY 70 HIGH BEAM PCB RELAY HORN PCB RELAY LEFT FRONT ACCESS PANEL RELAY 5 LEFT REAR ACCESS PANEL RELAY 1 LOW BEAM PCB RELAY MAF/CNSTR VENT FUSE 49 MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR MEGA FUSE 77 ORG/ WIRE PANEL ACTUATOR FUSE 3 PNK WIRE PWR/TRN RELAY 76 REAR FUSE BLOCK RED WIRE RED/BLK WIRE STOP LAMPS PCB RELAY (CUTAWAY) TO BODY FUSE BLOCK (DIAGRAM 4 OF 4) TO RUN/CRNK RELAY 69 (DIAGRAM 3 OF 4) TRAILER LH STOP/TURN PCB RELAY (W/ TRUCK TRAILER) TRAILER RH STOP/TURN PCB RELAY (W/ TRUCK TRAILER) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ CARGO LAMP HARNESS, 15 CM FROM REAR FUSE BLOCK) WASHER PCB RELAY WPR FUSE 39 WPR RELAY 71 YEL WIRE

AIR BAG AOS FUSE 32 AIR TEMPERATURE ACTUATOR VACUUM HVAC CONTROL PUMP ASSEMBLY ALL DRS LOCK PCB RELAY AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY MODE ACTUATOR BCK/UP LAMP PCB RELAY BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND LEFT KICK PANEL) BRN WIRE CGO UNLCK PCB RELAY CHIME MODULE DK GRN WIRE DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRV UNLCK PCB RELAY EMPTY FUSE 19 EMPTY FUSE 20 FROM REAR FUSE BLOCK (DIAGRAM 2 OF 4) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) FROM UPFITTER AUX 2 RELAY 42 (DIAGRAM 1 OF 4) HVAC 1 HVAC 2 FUSE 5 FUSE 1 HVAC CONTROL ASSEMBLY (W/ ELECTRIC REAR WINDOW DEFOGGER, POWER MIRRORS) I/P CLSTR FUSE 7 IGN SW HVAC CNTRL FUSE 12 FUSE 3 INFLATABLE RESTRAINT SENSING, RADIO DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR (W/ LEFT, RIGHT ROOF SIDE) INSTRUMENT PANEL CLUSTER (IPC) (W/O ODOMETER SECURITY WIRING PROVISION (SEO)) ORG/ WIRE PASS/CGO UNLCK PCB RELAY PASSENGER DRIVER WINDOW WINDOW SWITCH SWITCH (IF (IF EQUIPPED) EQUIPPED) PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMP RELAY 40 PWR SEATS CIRCUIT BREAKER 46 PWR WDO CIRCUIT BREAKER 45 RAP RELAY 43 RDO/CHIME FUSE 8 REAR AUXILIARY HVAC CONTROL ASSEMBLY REAR BLWR FUSE 37 REAR DEFOG RELAY 44 (W/ POWER MIRROR, REAR WINDOW DEFOGGER) RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY 39 RFA/TPM FUSE 11 OSRVM SW FUSE 18 RUN WIRE UPFTR AUX 1 FUSE 36 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS PCB RELAY (W/ AMBULANCE, RV UPFITTERS) W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ MANUAL A/C, POWER MIRRORS, REAR WINDOW DEFOGGER W/ REAR A/C W/ REAR A/C, AUXILIARY HEATER W/ REAR A/C, AUXILIARY HEATER, PLUMBING, WIRING PROVISION W/ RV UPFITTER W/ RV W/O RV UPFITTER UPFITTER, 3406 W/O RADIO WHT RED/ WIRE WHT 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

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

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

5 VOLT REF 7 8 9 PNK WIRE BATT POS VLT BLK WIRE BRN WIRE DK BLU/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR (ON TOP REAR OF ENGINE) EVAPORATIVE EMISSION SYSTEM LEAK DETECTION PUMP FUEL CUTOFF SOLENOID VALVE FUEL INJECTOR 1 FUEL INJECTOR 5 FUEL INJECTOR 6 FUEL INJECTOR 8 FUEL INJECTOR CONTROL MODULE FUEL PUMP FUEL TEMP SIG GRN WIRE GRY WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE ORG/BLK WIRE PMP SIG PNK 5 6 WIRE PNK 7 8 9 WIRE PNK PNK 2 3 WIRE PNK PNK 5 6 WIRE PNK WIRE PNK/BLK WIRE PRESS SIG PRIMARY FUEL LEVEL SENSOR (6.0L VIN B) (FRONT OF PRIMARY FUEL TANK) RED WIRE RED/BLK WIRE RELY VOLT RESISTOR RLY SIG SECONDARY FUEL LEVEL SENSOR (6.0L VIN B) (FRONT OF SECONDARY FUEL TANK) SOL RLY SIG TAN WIRE TAN/WHT WIRE TEMP SENS W/ 3 TANK W/ 4 TANK WHT WIRE YEL WIRE YEL/BLK WIRE

5 VOLT REF 7 8 9 PNK WIRE BATT POS VLT BLK WIRE BRN WIRE DK BLU/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR (ON TOP REAR OF ENGINE) EVAPORATIVE EMISSION SYSTEM LEAK DETECTION PUMP FUEL CUTOFF SOLENOID VALVE FUEL INJECTOR 1 FUEL INJECTOR 5 FUEL INJECTOR 6 FUEL INJECTOR 8 FUEL INJECTOR CONTROL MODULE FUEL PUMP FUEL TEMP SIG GRN WIRE GRY WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE ORG/BLK WIRE PMP SIG PNK 5 6 WIRE PNK 7 8 9 WIRE PNK PNK 2 3 WIRE PNK PNK 5 6 WIRE PNK WIRE PNK/BLK WIRE PRESS SIG PRIMARY FUEL LEVEL SENSOR (6.0L VIN B) (FRONT OF PRIMARY FUEL TANK) RED WIRE RED/BLK WIRE RELY VOLT RESISTOR RLY SIG SECONDARY FUEL LEVEL SENSOR (6.0L VIN B) (FRONT OF SECONDARY FUEL TANK) SOL RLY SIG TAN WIRE TAN/WHT WIRE TEMP SENS W/ 3 TANK W/ 4 TANK WHT WIRE YEL WIRE YEL/BLK WIRE