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

BATTERY BATTERY IND BLK WIRE CLASS 2 SERIAL DATA DK GRN WIRE FUSIBLE LINK 3 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GRY WIRE HOT IN RUN, START UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENG COMPT) IGN E FUSE 22 INSTRUMENT PANEL CLUSTER LOGIC IGN VOLT ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (IN ENG COMPT, ON LEFT INNER FENDER) RED WIRE STARTING/CHARGING SYSTEM (STARTER MOTOR)

BATTERY BATTERY IND BLK WIRE CLASS 2 SERIAL DATA DK GRN WIRE FUSIBLE LINK 3 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GRY WIRE HOT IN RUN, START UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENG COMPT) IGN E FUSE 22 INSTRUMENT PANEL CLUSTER LOGIC IGN VOLT ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (IN ENG COMPT, ON LEFT INNER FENDER) RED WIRE STARTING/CHARGING SYSTEM (STARTER MOTOR)

BATTERY BATTERY IND BLK WIRE CLASS 2 SERIAL DATA DK GRN WIRE FUSIBLE LINK 3 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GENERATOR TURN ON SIG GRY WIRE HOT IN RUN, START UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENG COMPT) IGN E FUSE 22 INSTRUMENT PANEL CLUSTER LOGIC IGN VOLT ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (IN ENG COMPT, ON LEFT INNER FENDER) RED WIRE STARTING/CHARGING SYSTEM (STARTER MOTOR)

AIR TEMPERATURE ACTUATOR AUXILIARY 1 FUSE 32 AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY HVAC CONTROL PROCESSOR AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY AUXILIARY MODE ACTUATOR AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY RELAY 24 BLK WIRE BODY CONTROL MODULE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BREAKOUT) (W/O RV UPFITTER OPTION) (W/ RV UPFITTER OPTION) BRK FUSE 11 BRN WIRE DK GRN WIRE DRIVER WINDOW SWITCH (IF EQUIPPED) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ELECTRONIC BRAKE CONTROL MODULE (EBCM) TRACTION CONTROL SWITCH FROM BODY FUSE BLOCK (CTSY LP/SEO FUSE 3) (DIAGRAM 3 OF 6) FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRONT AUXILIARY HVAC CONTROL ASSEMBLY REAR AUXILIARY HVAC CONTROL ASSEMBLY FRONT PASSENGER WINDOW SWITCH (IF EQUIPPED) HIGH IDLE SWITCH HVAC 1 FUSE 9 HVAC CONTROL ASSEMBLY HVAC FUSE 10 ORG/ WIRE OSRVM FUSE 2 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PROVISIONAL RAP RELAY 23 PWR WND CIRCUIT BREAKER 34 REAR BLOWER FUSE 13 RED/BLK WIRE RED/WHT WIRE SPARE FUSE 1 TAN WIRE UNDERHOOD FUSE BLOCK VACUUM PUMP W/ ACTIVE HANDLING W/ AUXILIARY HVAC W/ REAR AUXILIARY CONTROL W/ REAR AUXILIARY HVAC W/O ACTIVE HANDLING W/O REAR AUXILIARY CONTROL

7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) APPROX 15 CM FROM REAR FUSE BLOCK) APPROX 8 CM FROM REAR FUSE BLOCK) AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY BLUNT CUT) DOME FLUORESCENT WORK LAMP RELAY DOME FLUORESCENT WORK LAMPS FUSE 2 FROM BODY FUSE BLOCK (AUXILIARY 1 FUSE 32) (DIAGRAM 5 OF 6) FROM BODY FUSE BLOCK (RR BLOWER FUSE 13) (DIAGRAM 5 OF 6) LEFT SIDE FRONT ACCESS PANEL RELAY 5 LEFT SIDE REAR ACCESS PANEL RELAY 1 ORG/ WIRE PANEL ACTUATOR FUSE 3 PROVISIONAL REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT SIDE ACCESS PANEL RELAY 6 W/ AUXILIARY HVAC W/ COMMERCIAL OPTION W/O CUTAWAY W/O AUXILIARY HVAC W/O COMMERCIAL OPTION W/O COMMERCIAL OPTION W/ CUTAWAY

ABS/VSES FUSE 48 AUX PWR FUSE 29 AUXILIARY GENERATOR AUXILIARY POWER OUTLET 2 BATTERY BLK WIRE BLOWER MOTOR RESISTOR ASSEMBLY BODY CONTROL MODULE (BCM) BODY FUSE BLOCK CHIME (W/O RADIO) CIGAR LIGHTER AUXILIARY POWER OUTLET 1 COOLANT HEATER DATA LINK CONNECTOR (DLC) DRIVER SEAT ADJUSTER SWITCH (IF EQUIPPED) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) FOH/ECM TCM BATT FUSE 2 FROM UNDERHOOD FUSE BLOCK (RFA FUSE 20) (DIAGRAM 1 OF 6) FRONT PASSENGER SEAT ADJUSTER SWITCH (IF EQUIPPED) FUSIBLE LINK 1 FUSIBLE LINK 2 FUSIBLE LINK 3 FUSIBLE LINK 4 FUSIBLE LINK 5 GENERATOR GLOW PLUG CONTROL MODULE (GPCM) HAZRD FUSE 14 INSTRUMENT PANEL CLUSTER (IPC) INTAKE AIR HEATER (IAH) MODULE IPC FUSE 31 LEFT TRAILER STOP/TURN RELAY (IF EQUIPPED) LTR FUSE 30 MEGA FUSE 65 NCA WIRE ORG/ WIRE PWR SEAT CIRCUIT BREAKER 60 RADIO (W/ RADIO) HVAC CONTROL ASSEMBLY RADIO BAT FUSE 1 RR DEF/HTD MIR FUSE 8 RED WIRE RED/BLK (OR RED) WIRE RED/BLK WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (IF EQUIPPED) RFA FUSE 20 RIGHT TRAILER STOP/TURN RELAY (IF EQUIPPED) SECONDARY BATTERY SPARE FUSE 64 STARTER MOTOR STOP LAMP SWITCH STOP LP FUSE 7 TBC 3 FUSE 16 TBC 4 FUSE 11 TBC FUSE 19 TBC 2 FUSE 18 TO BODY FUSE BLOCK (DOOR LKS FUSE 15) (DIAGRAM 2 OF 6) TO UNDERHOOD FUSE BLOCK (REAR FOG LAMPS FUSE 34) (DIAGRAM 2 OF 6) TO UNDERHOOD FUSE BLOCK (TBC FUSE 19) (DIAGRAM 1 OF 6) TRANSMISSION CONTROL MODULE (TCM) TRL STOP/TRN FUSE 17 TRLR FUSE 13 BLOW FUSE 51 TRLR FUSE 50 TURN SIGNAL/ HAZARD FLASHER MODULE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNDERHOOD JUNCTION BLOCK W/ CIGAR LIGHTER W/ REAR WINDOW DEFOGGER/ HEATED MIRRORS W/O CIGAR LIGHTER

AIRBAG FUSE 37 BRN WIRE BTSI/BU FUSE 36 CTSY LP RELAY 26 (RV/UPFITTER) CTSY LP/SEO FUSE 3 DK GRN WIRE ECM/TCM/ GLOW PLUG FUSE 38 ENGINE CONTROL MODULE (ECM) FR PRK FUSE 22 FROM UNDERHOOD FUSE BLOCK (IGN A FUSE 49) (DIAGRAM 2 OF 6) FROM UNDERHOOD FUSE BLOCK (IGN B, FUSE 52) (DIAGRAM 2 OF 6) FUEL HEATER FUEL HTR FUSE 25 GLOW PLUG CONTROL MODULE (GPCM) HEAVY DUTY IGNITION SWITCH INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH (HEAVY DUTY) INFLATABLE RESTRAINT PASSENGER AIRBAG OFF/ON INDICATOR INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM (PPS) MODULE (LIGHT DUTY) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSIDE REARVIEW MIRROR (W/ TEMP DISPLAY) BODY CONTROL MODULE (BCM) ISRVM FUSE 26 LEFT FRONT MARKER LAMP LEFT FRONT PARK/TURN SIGNAL LAMP LEFT TAIL/STOP, TURN SIGNAL LAMP RIGHT TAIL/STOP, TURN SIGNAL LAMP LICENSE LAMP LIGHT DUTY LOCK LT GRN WIRE LT GRN/BLK WIRE NOT USED NOT USED ORG/ WIRE PARK PARK LP RELAY 29 PARK/ NEUTRAL POSITION (PNP) SWITCH PNK WIRE RED/BLK WIRE REVERSE RIGHT FRONT MARKER LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RR PRK FUSE 20 LR PRK FUSE 18 RUN WIRE SPARE FUSE 35 SPARE FUSE 39 SPARE FUSE 40 STEERING WHEEL SPEED/ POSITION SENSOR STOP LAMP SWITCH TBC IGN 1 FUSE 24 TO BODY FUSE BLOCK (AUXILIARY 1 FUSE 32) (DIAGRAM 5 OF 6) TO BODY FUSE BLOCK (BRK FUSE 11) (DIAGRAM 5 OF 6) TO UNDERHOOD FUSE BLOCK (CRANK FUSE 27) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (IGN O FUSE 6) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (SPARE FUSE 21) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (TBC ACC FUSE 46) (DIAGRAM 4 OF 6) TRAILER WIRING CUTAWAY TRANSMISSION CONTROL MODULE (TCM) TRLR BU FUSE 5 BTSI FUSE 28 TRLR PRK FUSE 21 UPFTR PRK FUSE 16 UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE

AIR TEMPERATURE ACTUATOR AUXILIARY 1 FUSE 32 AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY HVAC CONTROL PROCESSOR AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY AUXILIARY MODE ACTUATOR AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY RELAY 24 BLK WIRE BODY CONTROL MODULE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BREAKOUT) (W/O RV UPFITTER OPTION) (W/ RV UPFITTER OPTION) BRK FUSE 11 BRN WIRE DK GRN WIRE DRIVER WINDOW SWITCH (IF EQUIPPED) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ELECTRONIC BRAKE CONTROL MODULE (EBCM) TRACTION CONTROL SWITCH FROM BODY FUSE BLOCK (CTSY LP/SEO FUSE 3) (DIAGRAM 3 OF 6) FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRONT AUXILIARY HVAC CONTROL ASSEMBLY REAR AUXILIARY HVAC CONTROL ASSEMBLY FRONT PASSENGER WINDOW SWITCH (IF EQUIPPED) HIGH IDLE SWITCH HVAC 1 FUSE 9 HVAC CONTROL ASSEMBLY HVAC FUSE 10 ORG/ WIRE OSRVM FUSE 2 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PROVISIONAL RAP RELAY 23 PWR WND CIRCUIT BREAKER 34 REAR BLOWER FUSE 13 RED/BLK WIRE RED/WHT WIRE SPARE FUSE 1 TAN WIRE UNDERHOOD FUSE BLOCK VACUUM PUMP W/ ACTIVE HANDLING W/ AUXILIARY HVAC W/ REAR AUXILIARY CONTROL W/ REAR AUXILIARY HVAC W/O ACTIVE HANDLING W/O REAR AUXILIARY CONTROL

7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) APPROX 15 CM FROM REAR FUSE BLOCK) APPROX 8 CM FROM REAR FUSE BLOCK) AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY BLUNT CUT) DOME FLUORESCENT WORK LAMP RELAY DOME FLUORESCENT WORK LAMPS FUSE 2 FROM BODY FUSE BLOCK (AUXILIARY 1 FUSE 32) (DIAGRAM 5 OF 6) FROM BODY FUSE BLOCK (RR BLOWER FUSE 13) (DIAGRAM 5 OF 6) LEFT SIDE FRONT ACCESS PANEL RELAY 5 LEFT SIDE REAR ACCESS PANEL RELAY 1 ORG/ WIRE PANEL ACTUATOR FUSE 3 PROVISIONAL REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT SIDE ACCESS PANEL RELAY 6 W/ AUXILIARY HVAC W/ COMMERCIAL OPTION W/O CUTAWAY W/O AUXILIARY HVAC W/O COMMERCIAL OPTION W/O COMMERCIAL OPTION W/ CUTAWAY

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