GMC Savana G2500 (1996-2013) set- Wiring diagrams

14 13 15 5 BRAKE LOW REF BRAKE SENS SIG 15 5 38 45 61 11 54 26 42 FUEL TEM SIG BRAKE APPLY SEN SIG LOW REF 43 44 28 27 SER DATA BUS(+) SER DATA BUS(-) 6.6L 53 57 40 59 32 16 3 65 35 63 5 6 ACCELERATOR PEDAL POSITION (APP) SENSOR (UNDER LEFT SIDE OF DASH) APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL AUTOMATIC TRANSMISSION (6 SPEED A/T) AUTOMATIC TRANSMISSION OUTPUT SHAFT SPEED (OSS) SENSOR AUTOMATIC TRANSMISSION OUTPUT SHAFT SPEED (OSS) SENSOR ASSEMBLY BATT + BCM 2 FUSE 58 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRAKE PEDAL POSITION (BPP) SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SWITCH SIGNAL CRUISE IND CRUISE SWITCH DATA BUS - DATA BUS + VSS LOW SIG VSS HIGH SIG DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 19 ENGINE CONTROL MODULE (ECM) GMLAN GROUND GRY WIRE HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY 15 ENERGIZED IGN INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (AT TOP OF STEERING COLUMN) INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 10 LEFT STEERING WHEEL CONTROL SWITCH LOGIC LT BLU WIRE LT GRN/BLK WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE RES+ SET- TAN WIRE TAN/BLK WIRE THROTTLE BODY (EXCEPT 6.6L) TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANS- MISSIONS SYSTEM TRANSMISSION CONTROL MODULE (4 SPEED A/T) TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

AUTOMATIC TRANSMISSION ASSEMBLY BLK WIRE BREAKOUT) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION (6 SPEED A/T) CRUISE SWITCH DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRN WIRE GRY WIRE HOT W/ RUN/CRANK RELAY 15 ENERGIZED INSTRUMENT PANEL CLUSTER LEFT STEERING WHEEL CONTROL SWITCH LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE ORG/BLK WIRE PNK WIRE PPL/WHT WIRE RED WIRE RES+ SET- TAN WIRE TAN/BLK WIRE TRANS FUSE TRANSMISSION CONTROL MODULE TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION INPUT SHAFT SPEED (OSS) SENSOR TRANSMISSION INPUT SHAFT SPEED SENSOR TRANSMISSION OUTPUT SHAFT SPEED (OSS) SENSOR TRANSMISSION OUTPUT SHAFT SPEED SENSOR (RIGHT REAR SIDE OF TRANSMISSION) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT LT BLU/ WIRE WHT WIRE YEL WIRE

1226 1225 RANGE MODE SEL C RANGE MODE SEL B RANGE MODE SEL A 27 28 29 30 31 PPL 3/2 SHIFT SOL. PRESSURE CONTROL SOLENOID VALVE 397 1272 PPL APP 2 GND APP 1 GND APP 1 SIG 7 8 9 10 12 13 14 15 VSS RTN GROUND A/T FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH 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 BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CLOSURE SIG BOOST SENS INPUT PRESSURE CTRL SOL CRUISE CONTROL SWITCH DK BLU 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 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 RADIO, POWER STEERING CONTROL MODULE RED WIRE RED/BLK WIRE RESUME SENSOR GND SET- SHIFT SOL. SHIFT SOL. SOLID STATE TAN WIRE TAN/BLK WIRE TIMING STEPPER MTR (HIGH) CRUISE ON/OFF SW TIMING STEPPER MTR (LOW) TIMING STEPPER MTR (LOW) TRANSMISSION SPEED INPUT TRANSMISSION TEMPERATURE SENSOR VEHICLE SPEED SENSOR (LEFT SIDE OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (BELOW DASH, NEAR STEERING COLUMN) VSS SIG VSS SIG VSS HI VSS LO SECOND VSS SIG 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 RED WIRE RED/BLK WIRE RESUME SECOND VSS SIG 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 MODULE (BELOW DASH, NEAR STEERING COLUMN) VSS SIG VSS SIG VSS HI 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 RED WIRE RED/BLK WIRE RESUME SECOND VSS SIG 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 MODULE (BELOW DASH, NEAR STEERING COLUMN) VSS SIG VSS SIG VSS HI WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE