GMC Savana Special G3500 (1996-2011) red/blk Wiring diagrams

1-2 SS 10 13 29 30 TCC SOL 3-2 DOWNSHIFT SOL VSS LO (GROUND) VSS HI (SIGNAL) 1225 1224 PNK WIRE 2-3 SS 3-2 SS 4 6 11 12 16 17 18 19 21 22 23 SENSOR GROUND PCS SOL HI OUT RANGE SIGNAL "C" A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM (ELECTRONIC BRAKE CONTROL MODULE) AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM DATA LINK CONNECTOR (DLC) (PARTIAL) (UNDER LEFT SIDE OF DASH) DK BLU WIRE ECM-B FUSE ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM (FUEL INJECTORS) ENGINE CONTROLS SYSTEM (FUEL PUMP RELAY) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON TOP FRONT OF ENGINE) GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN HOT IN OFF, RUN OR START HOT IN RUN OR START I/P FUSE BLOCK (ON LEFT LOWER KICK PANEL) INSTRUMENT CLUSTER LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE PNK PNK WIRE PNK WIRE PPL PPL/WHT WIRE PRESSURE CONTROL SOLENOID VALVE RED WIRE RED/BLK WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL TCC/ABS/ CRUISE SWITCH TCC/STOPLAMP SWITCH (BEHIND DASH, ON BRAKE PEDAL SUPPORT) THROTTLE POSITION (TP) SENSOR (ON SIDE OF THROTTLE BODY) TRANS FLUID TEMP SENSOR TRANS FUSE 20 UNDERHOOD FUSE/RELAY CENTER (ON LEFT SIDE OF ENGINE COMPT) ECM-I FUSE VEHICLE CONTROL MODULE (VCM) (ON LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON LEFT SIDE OF TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID 3-2 CTRL SOLENOID 3-2 DOWNSHIFT SOL A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BATTERY IN BLK WIRE BLK/WHT WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE CRUISE CONTROL MODULE DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE ECM-B FUSE ECT SENS INPUT ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUEL INJECTORS (4.3L, 5.0L, 5.7L) FUEL PUMP RELAY, FUEL PUMP SWITCH GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN OFF, RUN OR START HOT IN RUN HOT IN RUN OR START I/P FUSE BLOCK IGNITION COIL, FUEL INJECTORS IGNITION IN PNK IGNITION IN WIRE INSTRUMENT CLUSTER LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL CONTROL PPL BRAKE SWITCH INPUT PPL DATA CLASS II ORG/ WIRE PCM GROUND PCS SOL LO OUT PNK PNK WIRE PNK WIRE PPL PPL HI PPL PPL PPL/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "B" PNK RANGE SIGNAL "A" WIRE RED WIRE RED/BLK WIRE SENSOR GROUND SENSOR RETURN TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC PWM SOLENOID TCC SOL TCC SOLENOID TCC/ABS/ CRUISE SWITCH TCC/STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT) THROTTLE POSITION SENSOR (ON THROTTLE BODY) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS TEMP SIG IN TWISTED WIRE PAIR UNDERHOOD FUSE/RELAY CENTER ECM-1 FUSE VEHICLE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (LEFT SIDE OF TRANSMISSION) VSS HI VSS LO WHT WIRE YEL WIRE YEL/BLK WIRE

4.3L/ 5.3L 4.8L 6.0L 6.6L 6.6L 6.6L EXCEPT ABS MDL FUSE 2 ABS MTR FUSE 1 AUX PWR OUTLET FUSE 25 AUXILIARY BATTERY AUXILIARY GENERATOR BATTERY BCM 2 FUSE 58 BCM 1 FUSE 59 BCM 3 FUSE 26 BCM 7 FUSE 8 BCM 4 FUSE 9 BCM 5 FUSE 7 BCM 6 FUSE 72 BLK WIRE BLOWER MOTOR RESISTOR BODY CONTROL MODULE (BCM) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BRN WIRE CENTER CONSOLE 1 ACCESSORY CENTER CONSOLE 2 ACCESSORY CIGAR LIGHTER CNSTR VENT SOL FUSE 56 CONTROL SOLENOID VALVE ASSEMBLY COOLANT HEATER (6.6L) DATA LINK CONNECTOR (DLC) ECM BATT FUSE 19 ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE FOH MDL FUSE 35 FRT BLWR FUSE 74 FUEL PUMP FLOW CONTROL MODULE (5.3L) FUSIBLE LINK 1 FUSIBLE LINK 2 FUSIBLE LINK 3 FUSIBLE LINK 4 FUSIBLE LINK 5 (W/ DUAL GENERATOR GENERATOR GLOW PLUG CONTROL MODULE (GPCM) INSTRUMENT PANEL CLUSTER (IPC) (W/ ODOMETER SECURITY WIRING PROVISION (SEO)) INTAKE AIR HEATER (IAH) LTR/DLC FUSE 73 NCA WIRE POWER OUTLET RED WIRE RED/BLK WIRE RED/WHT WIRE SEO FUSE 27 STARTER MOTOR TCM BATT FUSE 32 TO CMPS FUSE 19 (DIAGRAM 4 OF 5) TO HIGH BEAM PCB TO RUN TRAILER CONNECTOR TRANSMISSION CONTROL MODULE AUTOMATIC (TCM) TRANSMISSION TRLR WRG FCSM BATT FUSE 11 FUSE 36 TRLR WRG FUSE 42 UNDERHOOD JUNCTION BLOCK UPFTR AUX 2 W/ 4 SPEED W/ 6 SPEED A/T A/T W/ ACTIVE BRAKE CONTROL W/ CIGAR LIGHTER W/ RV UPFITTER W/ TRUCK TRAILER W/ W/ RV CUTAWAY UPFITTER UPFITTER W/O ACTIVE BRAKE CONTROL W/O CIGAR LIGHTER

4.3L 4.8L, 5.3L, 4.3L 6.0L 4.8L, 5.3L, 6.0L 4.8L, 5.3L, 6.0L IGNITION COIL 7 A/C CMPRSR RELAY 40 (MANUAL A/C) BANK 1 BANK 2 SENSOR 1 SENSOR 1 BANK 2 BANK 1 SENSOR 2 SENSOR 2 BLK WIRE BREAKOUT) CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) (4.3L) CRNK RELAY 39 CUTAWAY DRL PCB ECM MAF/CNSTR PWR/TRN VENT FUSE 64 FUSE 78 ECM PWR/TRN FUSE 45 ENGINE CONTROL MODULE (ECM) ENGINE FUEL CONTROL INJECTOR MODULE (ECM) EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE EVEN IGN/ FUEL INJ INJ FUSE 79 FUSE 75 (DIAGRAM 2 OF 5) FAN CLUTCH (EV) FUSE 63 FAN CLUTCH (EV) RELAY 50 (6.6L) FROM TRLR WRG FUSE (DIAGRAM 1 OF 5) FUEL FUEL FUEL INJECTOR INJECTOR INJECTOR FUEL FUEL INJECTOR INJECTOR FUEL HEATER (6.6L) FUEL INJECTOR FUEL PUMP RELAY 38 HEATED HEATED OXYGEN OXYGEN SENSOR SENSOR HIGH BEAM HORN PCB IGNITION COIL 8 IGNITION IGNITION IGNITION COIL 3 COIL 1 COIL 5 IGNITION IGNITION IGNITION COIL 4 COIL 2 COIL 6 INJ FUSE 75 LOW BEAM MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE 6.6L (IAT) SENSOR MEGA FUSE FUEL HTR FUSE 71 NCA WIRE ODD IGN/ INJ FUSE 65 PCB PNK WIRE PWR/TRN RELAY 49 RED/BLK WIRE STOP LAMPS TO BODY FUSE BLOCK (DIAGRAM 4 OF 5) TO EVEN IGN/INJ FUSE 79 (DIAGRAM 2 OF 5) TO RUN/CRNK RELAY 15 (DIAGRAM 3 OF 5) TRAILER LT STOP/TURN TRAILER RT STOP/TURN W/ TRUCK TRAILER WASH PCB WPR FUSE 55 WPR PCB YEL WIRE

AIR BAG FUSE 28 BLK WIRE BODY CONTROL MODULE (BCM) BREAKOUT FOR REAR FUSE BLOCK) BRK SW IP CLSTR FUSE 10 FUSE 13 BRN WIRE CONNECTOR DK BLU WIRE DOME FLUORESCENT WORK LAMPS FUSE 2 FLUORESCENT WORK LAMP RELAY FROM MEGA FUSE (DIAGRAM 2 OF 5) FSCM IGN FUSE 6 FUEL PUMP FLOW CONTROL MODULE (5.3L) HARNESS, 15 CM FROM REAR FUSE BLOCK) HARNESS, 7 CM FROM HARNESS, 8 CM FROM REAR FUSE BLOCK) IGN IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) KEY-IN SWITCH LEFT FRONT ACCESS PANEL RELAY 5 LEFT REAR ACCESS PANEL RELAY 1 OFF ORG/ WIRE PANEL ACTUATOR FUSE 3 PNK WIRE REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RIGHT ACCESS PANEL RELAY 6 RUN WIRE RUN/CRNK RELAY 15 STEERING WHEEL SPEED/ POSITION SENSOR STOP INSTRUMENT LAMP PANEL SWITCH CLUSTER (IPC) STR/WHL SNSR FUSE 29 (W/ ACTIVE BRAKE CONTROL) THEFT DETERRENT MODULE (TDM) TO BODY FUSE BLOCK (DIAGRAM 4 OF 5) TO TRANS FUSE (DIAGRAM 5 OF 5) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ CARGO LAMP W/O RV UPFITTER, MANUAL W/ MANUAL SUPPRESSION SUPPRESSION WHT WIRE YEL WIRE

AIR BAG AOS FUSE 10 AIR TEMPERATURE VACUUM ACTUATOR CONTROL PUMP ASSEMBLY AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY AUXILIARY BLOWER BLOWER MOTOR MOTOR LOW SPEED MEDIUM RELAY SPEED RELAY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY MODE ACTUATOR BCK/UP PCB BLK WIRE BODY CONTROL MODULE (BCM) BREAKOUT) BRN WIRE CARGO DR UNLCK PCB DK GRN WIRE DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRIVER WINDOW SWITCH PASSENGER (IF WINDOW EQUIPPED) SWITCH (IF EQUIPPED) DRVR DR UNLCK PCB EMPTY FUSE 37 EMPTY FUSE 38 FROM FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 5) FROM UPFTR CMPS FUSE (DIAGRAM 1 OF 5) FUSE 19 FTR REAR DR LCK PCB FTR REAR PASS DR UNLCK PCB GRN WIRE HVAC HVAC 1 FUSE 14 HVAC 2 FUSE 13 IGN SW HVAC CNTRL FUSE 25 INFLATABLE RESTRAINT SENSING, RADIO DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR (W/ LEFT, RIGHT ROOF SIDE) IP CLSTR FUSE 23 MANUAL A/C W/ POWER MIRRORS, REAR WINDOW DEFOGGER ORG/ WIRE OSRVM SW FUSE 9 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMP PWR SEATS CIRCUIT BREAKER 1 PWR WDO CIRCUIT BREAKER 2 RAP RELAY RDO/CHIME FUSE 20 REAR BLWR FUSE 29 REAR DEFOG RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RFA/TPM FUSE 21 RUN WIRE UPFTR AUX 1 FUSE 16 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ ELECTRIC SIDE DOOR LOCK CONTROL 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

1-2 SHIFT SOL A/T FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH 1226 1225 RANGE MODE SEL C RANGE MODE SEL B RANGE MODE SEL A 2-3 SHIFT SOL 27 28 29 30 31 PPL 397 1272 PPL APP 2 GND APP 1 GND APP 1 SIG 7 8 9 10 12 13 14 15 VSS RTN GROUND AIR CONDITIONING SYSTEM ANTI-LOCK BRAKE SYSTEM AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CLOSURE SIG BOOST SENS INPUT PRESSURE CTRL SOL COIL 1 LOW COIL 2 LOW COIL 2 HIGH CRUISE ON/OFF SW CRUISE CONTROL SWITCH DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK PNK/ PNK WIRE ECT SIG GRN WIRE GRY WIRE GRY/BLK WIRE IAT SIG APP 2 SIG GLOW PLUG RELAY PRESSURE CTRL SOL FUEL TEMP SENS TFT SENS LT BLU WIRE LT BLU/WHT WIRE LT DK PNK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK PNK PPL 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (BEHIND CENTER OF DASH) PPL PPL CKP GROUND A/C REQUEST PPL TCC/ABS SW IN BRAKE SWITCH INPUT CRUISE SET/COAST SIG PPL/WHT WIRE PRESSURE CONTROL SOLENOID VALVE RADIO RED WIRE RED/BLK WIRE RESUME SENSOR GND SET- SOLID STATE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION SPEED INPUT VEHICLE SPEED SENSOR BUFFER MODULE (UNDER GLOVE BOX) VSS SIG VSS SIG VSS HI VSS LO SECOND VSS SIG WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

27 28 29 30 31 PPL 5 VOLT REF BLK WIRE BLU WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE CMP SIG DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (LEFT FRAME RAIL, NEAR CENTER OF VEHICLE) GRN WIRE GRY WIRE HIGH RES SIG HOT AT ALL TIMES HOT IN HOT IN OFF, RUN OR START I/P FUSE BLOCK IGNITION TIMING STEPPER MOTOR (TOP FRONT OF ENGINE) LT BLU WIRE LT GRN WIRE OPTICAL FUEL/ TEMPERATURE SENSOR (TOP CENTER OF ENGINE, ON FUEL INJECTION PUMP) ORG/ WIRE ORG/BLK WIRE PNK PNK PPL 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 WIRE PNK WIRE PNK/BLK WIRE PPL RED WIRE RED/BLK WIRE RUN WIRE SENS GRD STOP FUSE 1 TAN WIRE TAN/BLK WIRE TCC/STOPLAMP SWITCH (BEHIND DASH, ON BRAKE PEDAL SUPPORT) TRANS FUSE 20 WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL A/T FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH 1226 1225 RANGE MODE SEL C RANGE MODE SEL B RANGE MODE SEL A 2-3 SHIFT SOL 27 28 29 30 31 PPL 397 1272 PPL APP 2 GND APP 1 GND APP 1 SIG 7 8 9 10 12 13 14 15 VSS RTN GROUND AIR CONDITIONING SYSTEM ANTI-LOCK BRAKE SYSTEM AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CLOSURE SIG BOOST SENS INPUT PRESSURE CTRL SOL COIL 1 LOW COIL 2 LOW COIL 2 HIGH CRUISE ON/OFF SW CRUISE CONTROL SWITCH DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DK PNK/ PNK WIRE ECT SIG GRN WIRE GRY WIRE GRY/BLK WIRE IAT SIG APP 2 SIG GLOW PLUG RELAY PRESSURE CTRL SOL FUEL TEMP SENS TFT SENS LT BLU WIRE LT BLU/WHT WIRE LT DK PNK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK PNK PPL 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (BEHIND CENTER OF DASH) PPL PPL CKP GROUND A/C REQUEST PPL TCC/ABS SW IN BRAKE SWITCH INPUT CRUISE SET/COAST SIG PPL/WHT WIRE PRESSURE CONTROL SOLENOID VALVE RADIO RED WIRE RED/BLK WIRE RESUME SENSOR GND SET- SOLID STATE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION SPEED INPUT VEHICLE SPEED SENSOR BUFFER MODULE (UNDER GLOVE BOX) VSS SIG VSS SIG VSS HI VSS LO SECOND VSS SIG WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

27 28 29 30 31 PPL 5 VOLT REF BLK WIRE BLU WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE CMP SIG DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (LEFT FRAME RAIL, NEAR CENTER OF VEHICLE) GRN WIRE GRY WIRE HIGH RES SIG HOT AT ALL TIMES HOT IN HOT IN OFF, RUN OR START I/P FUSE BLOCK IGNITION TIMING STEPPER MOTOR (TOP FRONT OF ENGINE) LT BLU WIRE LT GRN WIRE OPTICAL FUEL/ TEMPERATURE SENSOR (TOP CENTER OF ENGINE, ON FUEL INJECTION PUMP) ORG/ WIRE ORG/BLK WIRE PNK PNK PPL 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 WIRE PNK WIRE PNK/BLK WIRE PPL RED WIRE RED/BLK WIRE RUN WIRE SENS GRD STOP FUSE 1 TAN WIRE TAN/BLK WIRE TCC/STOPLAMP SWITCH (BEHIND DASH, ON BRAKE PEDAL SUPPORT) TRANS FUSE 20 WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE