GMC Savana G2500 (1996-2013) brake fuse 18 Wiring diagrams

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID 3-2 CTRL ONLY) SOLENOID 3-2 DOWNSHIFT SOL AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BATTERY IN BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) DK BLU WIRE ECM-B FUSE ECT SENS INPUT ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUEL INJECTORS (5.0L/5.7L) FUEL INJECTORS IGNITION COIL 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 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/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "B" PNK RANGE SIGNAL "A" WIRE RED WIRE RED/BLK WIRE SENSOR GROUND 6 7 8 11 PCS SOL HI OUT A/T ISS HI A/T ISS LO RANGE SIGNAL "C" SENSOR RETURN SWITCH ASSEMBLY 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) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE PRESSURE 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

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID A/T ISS HI IN A/T ISS LO IN AUTO TRANSMISSION INPUT SHAFT SPEED SENSOR (INSIDE FRONT OF TRANSMISSION) AUTOMATIC TRANSMISSION BATTERY IN BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE FUSE 18 BRAKE SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) BRAKE SWITCH INPUT BRN WIRE BRN/WHT WIRE DATA CLASS II DK BLU WIRE ECM 1 FUSE ECM-B FUSE ECT SENS INPUT ENG 1 FUSE ENGINE COOLANT TEMP SENSOR (LEFT SIDE OR TOP FRONT OF ENGINE) GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HOT IN RUN, START OR OFF I/P FUSE BLOCK IGNITION IN INSTRUMENT CLUSTER LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL CONTROL ORG/ WIRE PCM GROUND PCS SOL HI OUT PCS SOL LO OUT PNK (OR ORG) WIRE PNK WIRE PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "A" RANGE SIGNAL "B" RANGE SIGNAL "C" RED WIRE RED/BLK WIRE SENSOR GROUND SENSOR RETURN TAN/WHT WIRE TCC PWM SOL TCC PWM SOLENOID THROTTLE POSITION SENSOR (MOUNTED TO SIDE OF THROTTLE BODY) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE PRESSURE SWITCH ASSEMBLY TRANS TEMP SIG IN UNDERHOOD FUSE/RELAY CENTER VEHICLE CONTROL MODULE (VCM) (ENGINE COMPT, LEFT FRONT FENDER APRON) VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS HI VSS LO YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID 3-2 CTRL ONLY) SOLENOID 3-2 DOWNSHIFT SOL AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BATTERY IN BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) DK BLU WIRE ECM-B FUSE ECT SENS INPUT ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUEL INJECTORS (5.0L/5.7L) FUEL INJECTORS IGNITION COIL 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 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/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "B" PNK RANGE SIGNAL "A" WIRE RED WIRE RED/BLK WIRE SENSOR GROUND 6 7 8 11 PCS SOL HI OUT A/T ISS HI A/T ISS LO RANGE SIGNAL "C" SENSOR RETURN SWITCH ASSEMBLY 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) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE PRESSURE 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

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID A/T ISS HI IN A/T ISS LO IN AUTO TRANSMISSION INPUT SHAFT SPEED SENSOR (INSIDE FRONT OF TRANSMISSION) AUTOMATIC TRANSMISSION BATTERY IN BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE FUSE 18 BRAKE SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) BRAKE SWITCH INPUT BRN WIRE BRN/WHT WIRE DATA CLASS II DK BLU WIRE ECM 1 FUSE ECM-B FUSE ECT SENS INPUT ENG 1 FUSE ENGINE COOLANT TEMP SENSOR (LEFT SIDE OR TOP FRONT OF ENGINE) GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HOT IN RUN, START OR OFF I/P FUSE BLOCK IGNITION IN INSTRUMENT CLUSTER LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL CONTROL ORG/ WIRE PCM GROUND PCS SOL HI OUT PCS SOL LO OUT PNK (OR ORG) WIRE PNK WIRE PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "A" RANGE SIGNAL "B" RANGE SIGNAL "C" RED WIRE RED/BLK WIRE SENSOR GROUND SENSOR RETURN TAN/WHT WIRE TCC PWM SOL TCC PWM SOLENOID THROTTLE POSITION SENSOR (MOUNTED TO SIDE OF THROTTLE BODY) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE PRESSURE SWITCH ASSEMBLY TRANS TEMP SIG IN UNDERHOOD FUSE/RELAY CENTER VEHICLE CONTROL MODULE (VCM) (ENGINE COMPT, LEFT FRONT FENDER APRON) VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS HI VSS LO YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID 3-2 CTRL ONLY) SOLENOID 3-2 DOWNSHIFT SOL AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BATTERY IN BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE FUSE 18 BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) DK BLU WIRE ECM-B FUSE ECT SENS INPUT ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUEL INJECTORS (5.0L/5.7L) FUEL INJECTORS IGNITION COIL 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 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/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "B" PNK RANGE SIGNAL "A" WIRE RED WIRE RED/BLK WIRE SENSOR GROUND 6 7 8 11 PCS SOL HI OUT A/T ISS HI A/T ISS LO RANGE SIGNAL "C" SENSOR RETURN SWITCH ASSEMBLY 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) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE PRESSURE 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

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID A/T ISS HI IN A/T ISS LO IN AUTO TRANSMISSION INPUT SHAFT SPEED SENSOR (INSIDE FRONT OF TRANSMISSION) AUTOMATIC TRANSMISSION BATTERY IN BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BRAKE FUSE 18 BRAKE SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) BRAKE SWITCH INPUT BRN WIRE BRN/WHT WIRE DATA CLASS II DK BLU WIRE ECM 1 FUSE ECM-B FUSE ECT SENS INPUT ENG 1 FUSE ENGINE COOLANT TEMP SENSOR (LEFT SIDE OR TOP FRONT OF ENGINE) GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HOT IN RUN, START OR OFF I/P FUSE BLOCK IGNITION IN INSTRUMENT CLUSTER LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL CONTROL ORG/ WIRE PCM GROUND PCS SOL HI OUT PCS SOL LO OUT PNK (OR ORG) WIRE PNK WIRE PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL SOLENOID RANGE SIGNAL "A" RANGE SIGNAL "B" RANGE SIGNAL "C" RED WIRE RED/BLK WIRE SENSOR GROUND SENSOR RETURN TAN/WHT WIRE TCC PWM SOL TCC PWM SOLENOID THROTTLE POSITION SENSOR (MOUNTED TO SIDE OF THROTTLE BODY) TP SENS INPUT TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE PRESSURE SWITCH ASSEMBLY TRANS TEMP SIG IN UNDERHOOD FUSE/RELAY CENTER VEHICLE CONTROL MODULE (VCM) (ENGINE COMPT, LEFT FRONT FENDER APRON) VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VSS HI VSS LO YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOL 1-2 SHIFT SOLENOID 2-3 SHIFT SOL 2-3 SHIFT SOLENOID A/T ISS SENS HI IN A/T ISS SENS LO IN ACCELERATOR PEDAL POSITION (APP) MODULE (THROTTLE PEDAL MOUNT) APP 1 SIGNAL IN APP 2 SIGNAL IN APP 3 SIGNAL IN AUTO TRANSMISSION INPUT SHAFT SPEED SENSOR (INSIDE FRONT OF TRANSMISSION) AUTOMATIC TRANSMISSION BATTERY IN BLK WIRE BLK/WHT WIRE BRAKE FUSE 18 BRAKE SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) BRAKE SWITCH IN BRN WIRE BRN/WHT WIRE CLASS II DATA DIESEL FUEL FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM-B FUSE ECT SENSOR IN ENGINE COOLANT TEMP SENSOR (TOP FRONT OF ENGINE) GAUGES FUSE 4 GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK IGNITION IN INSTRUMENT CLUSTER LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL CONTROL ORG/ WIRE PCM GROUND PCS SOL HI OUT PCS SOL LO OUT PNK POWER WIRE PNK WIRE POWERTRAIN CONTROL MODULE (BEHIND CENTER OF DASH) PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL HI SOLENOID RED WIRE RED/BLK WIRE SENSOR GROUND STOP FUSE 1 STOPLAMP SWITCH IN TAN/WHT WIRE TCC PWM SOL TCC PWM SOLENOID TFT SENSOR IN TRANS FLUID TEMP SENSOR TRANS FUSE 20 TRANS RANGE "A" TRANS RANGE "B" TRANS RANGE "C" TRANS RANGE PRESSURE SWITCH ASSEMBLY UNDERHOOD FUSE/RELAY CENTER VEHICLE SPEED SENSOR (VSS) BUFFER (LEFT SIDE OF DASH) VSS HI IN VSS IN VSS LO IN VSS OUT WHT WIRE YEL WIRE YEL/BLK WIRE

ABS FUSE AMBULANCE AUX-A FUSE AUX-B FUSE AUXILIARY BATTERY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY BLOWER MOTOR LOW SPEED RELAY AUXILIARY BLOWER MOTOR MEDIUM SPEED RELAY AUXILIARY BLOWER MOTOR LOW SPEED RELAY BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/YEL WIRE BLOWER FUSE BLOWER MOTOR RESISTOR/ RELAY BRAKE FUSE 18 BRN WIRE CONVENIENCE CENTER CRUISE CONTROL MODULE (GASOLINE) CRUISE CONTROL SWITCH CRUISE FUSE 6 DIESEL ELECTRONIC BRAKE CONTROL MODULE (EBCM) FRONT AUXILIARY HVAC CONTROL MODULE HEATER AND A/C CONTROL LOGIC MODULE FUSIBLE LINK FUSIBLE LINK (10 GA- FUSIBLE LINK (10 GA-RUST) FUSIBLE LINK (14 GA- GASOLINE GENERATOR GLOWPLUG RELAY GRY WIRE HEATER AND A/C CONTROLLER HTR A/C FUSE 12 I/P FUSE BLOCK CRANK FUSE 8 WIPER FUSE 11 RADIO 1 FUSE 17 IGN A FUSE IGN B FUSE IGNITION SWITCH INLINE FUSE LEFT FRONT POWER SIDE WINDOW SWITCH LOCK LOCK LOCK OFF OFF LOCK OFF NCA WIRE OFF ORG/ WIRE P/B BOOSTER FLUID LOW ALARM PARK/ NEUTRAL POSITION SWITCH PASSENGER PNK WIRE PPL PWR WDO FUSE B REAR AUXILIARY TEMPERATURE VALVE ASSEMBLY RED WIRE RIGHT FRONT POWER SIDE WINDOW SWITCH (LEFT KICK PANEL) RR BLOWER FUSE RR HVAC FUSE 24 RUN WIRE RUST) STARTER RELAY STARTER SOLENOID TEMPERATURE VALVE ACTUATOR MOTOR TO TRANS FUSE (DIAGRAM 4 OF 4) TO UNDERHOOD FUSE-RELAY CENTER (DIAGRAM 2 OF 4) TO UPFITTER PROVISION RELAY (DIAGRAM 1 OF 4) TRAILER WIRING PROVISION UNDERHOOD FUSE/RELAY CENTER UPFITTER PROVISION CONNECTOR UPFITTER PROVISION RELAY (BEHIND LEFT B PILLAR) W/ REAR A/C W/ REAR A/C PASSENGER WHT WIRE YEL WIRE

10 11 12 PPL 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PNK WIRE 2-3 SHIFT SOLENOID 1-2 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH 4-SPEED TRANS. ONLY AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FUSE 18 BRN WIRE DK BLU WIRE DK BLU/WHT WIRE ECM 1 FUSE EXHAUST GAS RECIRCULATION VALVE (TOP FRONT OF ENGINE) FLUID TEMP SENSOR GROUND FLUID TEMP SENSOR SIGNAL IGNITION FUEL INJ 1 FUEL INJ 2 FUEL INJ 3 FUEL INJ 4 FUEL INJ 5 FUEL INJ 6 FUEL INJ 7 FUEL INJ 8 GRN WIRE GRY WIRE HOT IN RUN HOT IN RUN OR START I/P FUSE BLOCK LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT PNK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK LT WIRE PNK PNK WIRE PNK PPL WIRE PNK WIRE PNK/BLK WIRE PPL PRESSURE CONTROL SOLENOID VALVE RED WIRE RED/BLK WIRE TAN WIRE TAN/BLK WIRE TCC PCM SOLENOID VALVE TCC SOLENOID VLAVE TCC/BRAKE SWITCH (BEHIND DASH, ON BRAKE PEDAL SUPPORT) TRANS.) UNDERHOOD FUSE BLOCK WHT 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 PPL PNK WIRE 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 YEL WIRE YEL/BLK WIRE