GMC Savana G2500 (1996-2013) yel Wiring diagrams

4.3L A/C CMPRSR RELAY 74 (MANUAL A/C) BANK 1 BANK 2 SENSOR 1 SENSOR 1 BANK 2 BANK 1 SENSOR 2 SENSOR 2 BREAKOUT) CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) (4.3L) CRNK RELAY 73 DRL PCB RELAY ECM PWR/TRN FUSE 50 ENGINE CONTROL MODULE (ECM) EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE EVEN IGN INJ FUSE 52 (EXCEPT 4.3L) EXCEPT 4.3L EXCEPT 4.3L 4.3L FROM TRLR WRG FUSE (DIAGRAM 1 OF 4) FUEL FUEL IGNITION INJECTOR INJECTOR COIL FUEL FUEL INJECTOR INJECTOR FUEL INJECTOR FUEL PUMP RELAY 72 FUSE 46 FUSE 56 HEATED HEATED OXYGEN OXYGEN SENSOR SENSOR HI WPR RELAY 70 HIGH BEAM PCB RELAY HORN PCB RELAY IGNITION COIL IGNITION CONTROL MODULE (ICM) IGNITION IGNITION COIL COIL IGNITION IGNITION IGNITION COIL COIL COIL INJ FUSE 59 LOW BEAM PCB RELAY MAF/CNSTR VENT FUSE 49 MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR MEGA FUSE 77 NCA WIRE ODD IGN INJ FUSE 55 PNK WIRE PWR/TRN RELAY 76 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) WASHER PCB RELAY WPR FUSE 39 WPR RELAY 71 YEL WIRE

4.8L 6.0L 5.3L AIR BAG FUSE 34 AUTOMATIC TRANSMISSION BLK WIRE BODY CONTROL MODULE (BCM) BREAKOUT FOR REAR FUSE BLOCK) BRK SW FUSE 32 BRN WIRE CONNECTOR DK BLU WIRE DOME FLUORESCENT WORK LAMPS FUSE 2 ECM IGN FUSE 48 ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (EDM) EXCEPT 4.3L 4.3L FLUORESCENT WORK LAMP RELAY FROM MEGA FUSE 77 (DIAGRAM 2 OF 4) FSCM IGN FUSE 11 FUEL PUMP FLOW CONTROL MODULE 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) IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INSTRUMENT PANEL CLUSTER (IPC) IP CLSTR FUSE 30 KEY-IN SWITCH LEFT FRONT ACCESS PANEL RELAY 5 LEFT REAR ACCESS PANEL RELAY 1 LT BLU WIRE OFF ORG/ WIRE PANEL ACTUATOR FUSE 3 PNK WIRE REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/ WHT WIRE RED/BLK WIRE RIGHT ACCESS PANEL RELAY 6 RUN WIRE RUN/CRNK RELAY 69 STEERING WHEEL SPEED/ POSITION SENSOR STOP LAMP SWITCH STR/WHL SNSR FUSE 36 (W/ ACTIVE CONTROL BRAKE) TCM IGN FUSE 47 THEFT DETERRENT MODULE (TDM) TO BODY FUSE BLOCK (DIAGRAM 4 OF 4) TRANS FUSE 51 TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ CARGO W/ POWER BRAKE W/ ACTIVE BRAKE CONTROL W/O RV UPFITTER, MANUAL W/ MANUAL SUPPRESSION SUPPRESSION WHT RED/ WIRE WHT WIRE YEL WIRE

AIR BAG AOS FUSE 32 AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY ALL DRS LOCK PCB RELAY 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 LAMP PCB RELAY BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND LEFT KICK PANEL) BRN WIRE CGO UNLCK PCB RELAY DK GRN WIRE DRIVER PASSENGER WINDOW WINDOW SWITCH SWITCH (IF (IF EQUIPPED) EQUIPPED) DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRV UNLCK PCB RELAY EMPTY FUSE 19 EMPTY FUSE 20 FROM REAR FUSE BLOCK (DIAGRAM 3 OF 4) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) FROM UPFTR AUX 2 RELAY 42 CMPS FUSE (DIAGRAM 1 OF 4) FUSE 2 HVAC 2 HVAC 1 FUSE 1 FUSE 5 HVAC CONTROL ASSEMBLY (W/ ELECTRIC REAR WINDOW DEFOGGER, POWER WINDOWS) 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) ORG/ WIRE OSRVM SW FUSE 18 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASS/CGO UNLCK PCB RELAY 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 BLWR FUSE 37 REAR DEFOG RELAY 44 (W/ POWER MIRROR, REAR WINDOW DEFOGGER) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RELAY 39 RFA/TPM FUSE 11 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 WIRE YEL WIRE

4.3L A/C CMPRSR RELAY 74 (MANUAL A/C) BANK 1 BANK 2 SENSOR 1 SENSOR 1 BANK 2 BANK 1 SENSOR 2 SENSOR 2 BREAKOUT) CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) (4.3L) CRNK RELAY 73 DRL PCB RELAY ECM PWR/TRN FUSE 50 ENGINE CONTROL MODULE (ECM) EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE EVEN IGN INJ FUSE 52 (EXCEPT 4.3L) EXCEPT 4.3L EXCEPT 4.3L 4.3L FROM TRLR WRG FUSE (DIAGRAM 1 OF 4) FUEL FUEL IGNITION INJECTOR INJECTOR COIL FUEL FUEL INJECTOR INJECTOR FUEL INJECTOR FUEL PUMP RELAY 72 FUSE 46 FUSE 56 HEATED HEATED OXYGEN OXYGEN SENSOR SENSOR HI WPR RELAY 70 HIGH BEAM PCB RELAY HORN PCB RELAY IGNITION COIL IGNITION CONTROL MODULE (ICM) IGNITION IGNITION COIL COIL IGNITION IGNITION IGNITION COIL COIL COIL INJ FUSE 59 LOW BEAM PCB RELAY MAF/CNSTR VENT FUSE 49 MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR MEGA FUSE 77 NCA WIRE ODD IGN INJ FUSE 55 PNK WIRE PWR/TRN RELAY 76 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) WASHER PCB RELAY WPR FUSE 39 WPR RELAY 71 YEL WIRE

4.8L 6.0L 5.3L AIR BAG FUSE 34 AUTOMATIC TRANSMISSION BLK WIRE BODY CONTROL MODULE (BCM) BREAKOUT FOR REAR FUSE BLOCK) BRK SW FUSE 32 BRN WIRE CONNECTOR DK BLU WIRE DOME FLUORESCENT WORK LAMPS FUSE 2 ECM IGN FUSE 48 ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (EDM) EXCEPT 4.3L 4.3L FLUORESCENT WORK LAMP RELAY FROM MEGA FUSE 77 (DIAGRAM 2 OF 4) FSCM IGN FUSE 11 FUEL PUMP FLOW CONTROL MODULE 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) IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INSTRUMENT PANEL CLUSTER (IPC) IP CLSTR FUSE 30 KEY-IN SWITCH LEFT FRONT ACCESS PANEL RELAY 5 LEFT REAR ACCESS PANEL RELAY 1 LT BLU WIRE OFF ORG/ WIRE PANEL ACTUATOR FUSE 3 PNK WIRE REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/ WHT WIRE RED/BLK WIRE RIGHT ACCESS PANEL RELAY 6 RUN WIRE RUN/CRNK RELAY 69 STEERING WHEEL SPEED/ POSITION SENSOR STOP LAMP SWITCH STR/WHL SNSR FUSE 36 (W/ ACTIVE CONTROL BRAKE) TCM IGN FUSE 47 THEFT DETERRENT MODULE (TDM) TO BODY FUSE BLOCK (DIAGRAM 4 OF 4) TRANS FUSE 51 TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ CARGO W/ POWER BRAKE W/ ACTIVE BRAKE CONTROL W/O RV UPFITTER, MANUAL W/ MANUAL SUPPRESSION SUPPRESSION WHT RED/ WIRE WHT WIRE YEL WIRE

AIR BAG AOS FUSE 32 AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY ALL DRS LOCK PCB RELAY 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 LAMP PCB RELAY BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND LEFT KICK PANEL) BRN WIRE CGO UNLCK PCB RELAY DK GRN WIRE DRIVER PASSENGER WINDOW WINDOW SWITCH SWITCH (IF (IF EQUIPPED) EQUIPPED) DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRV UNLCK PCB RELAY EMPTY FUSE 19 EMPTY FUSE 20 FROM REAR FUSE BLOCK (DIAGRAM 3 OF 4) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) FROM UPFTR AUX 2 RELAY 42 CMPS FUSE (DIAGRAM 1 OF 4) FUSE 2 HVAC 2 HVAC 1 FUSE 1 FUSE 5 HVAC CONTROL ASSEMBLY (W/ ELECTRIC REAR WINDOW DEFOGGER, POWER WINDOWS) 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) ORG/ WIRE OSRVM SW FUSE 18 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASS/CGO UNLCK PCB RELAY 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 BLWR FUSE 37 REAR DEFOG RELAY 44 (W/ POWER MIRROR, REAR WINDOW DEFOGGER) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RELAY 39 RFA/TPM FUSE 11 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 WIRE YEL WIRE

12 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) BLK WIRE BLU WIRE DK BLU/WHT WIRE DOME FLUORESCENT WORK LAMPS DRIVER DOOR LATCH ASSEMBLY (AT REAR OF DRIVER DOOR) FRONT CARGO FLUORESCENT WORK LAMP FUSE GRY WIRE GRY/BLK WIRE HARNESS, 7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) LEFT FRONT ACCESS PANEL FLUORESCENT WORK LAMP LEFT REAR ACCESS PANEL FLUORESCENT WORK LAMP LEFT SLIDING DOOR AJAR SWITCH (W/ LEFT REAR HINGED DOOR) ORG/ WIRE PACKAGE, CARGO LAMP) DOME FLUORESCENT WORK LAMPS RELAY PASSENGER DOOR LATCH ASSEMBLY (AT REAR OF FRONT PASSENGER DOOR) REAR BODY FUSE BLOCK (ON LEFT "B" PILLAR) REAR CARGO FLUORESCENT WORK LAMP RED WIRE RIGHT ACCESS PANEL FLUORESCENT WORK LAMP RIGHT SLIDING DOOR AJAR SWITCH (CARGO/ PASSENGER) SPLICE BLOCK TAN/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

19 16 15 ALARM ENABLE SIG HAZARD SW SIG HAZARD SW SIG 2 1 3 5 B+ B+ B+ RF TURN SIG LP CTRL 8 9 1 DATA BUS (+) DATA BUS (-) GND AUX PRK LAMP FUSE BCM 6 FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK BRN WIRE CARGO/ PASSENGER CENTER HIGH MOUNTED STOP LAMP (CHMSL) CHMSL CTRL COMPUTER DATA LINES SYSTEM CUTAWAY DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER OUTSIDE REARVIEW FRT PRK LAMP FUSE FUSE GROUND DISTRIBUTION SYSTEM HAZARD SWITCH HAZARD WARNING SWITCH HOT AT ALL TIMES UNDER- HOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) LEFT LEFT TAIL/STOP, TURN SIGNAL LAMP LICENSE PLATE LAMP LT BLU WIRE LT BLU/WHT WIRE LT REAR PARK LAMP FUSE MEGA FUSE MIRROR (IN DRIVER DOOR) MIRROR (IN RIGHT FRONT PASSENGER DOOR) NCA WIRE PARK LAMP CTRL PARK LAMPS SIG PASSENGER OUTSIDE REARVIEW PRK LAMP RELAY PROVISIONAL RED WIRE RED/WHT WIRE RIGHT RIGHT TAIL/STOP, TURN SIGNAL LAMP RT REAR PRK LAMP FUSE SPLICE SUPPLEMENTAL RESTRAINTS SYSTEM TAN WIRE TAN/BLK WIRE TRAILER TOW CIRCUIT TRLR PRK LAMP FUSE UPFTR PARK LAMP FUSE W/ AMBULANCE, RECREATIONAL VEHICLE SALES PACKAGE W/ FOLDING MIRRORS RADIO BREAKOUT) W/O REAR WINDOW DEFOGGER WHT WIRE YEL WIRE

16 CM FROM UNDERHOOD 4 SPEED A/T 6 SPEED A/T AUTOMATIC TRANSMISSION AUX STOP LAMP FUSE BLK WIRE BLK/WHT WIRE BREAKOUT TOWARDS INSTRUMENT PANEL CLUSTER) BREAKOUT) BRK SW FUSE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CUTAWAY DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) EXCEPT 4.3L 4.3L HEAD PARK AUTO HEADLAMP, PANEL DIMMER HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY 15 ENERGIZED IGN INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE LEFT FRONT SIDE MARKER LAMP LEFT PARK/ TURN SIGNAL LAMP LEFT TURN IND LOGIC LT BLU WIRE LT BLU/WHT WIRE OFF PNK WIRE PROVISIONAL RIGHT RIGHT PARK/ FRONT SIDE TURN MARKER SIGNAL LAMP LAMP RIGHT TURN IND SER DATA STOP LAMP SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) STOP LAMPS PCB RELAY SWITCH TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT CORNER OF ENGINE COMPT) UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

BACKUP LAMPS CIRCUIT BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BRN WIRE DK BLU WIRE DK GRN WIRE EXCEPT 5.3L W/ BACKUP ALARM HOT AT ALL TIMES HOT W/ PRK LAMP LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LT GRN WIRE LT STOP/ TRN TRLR FUSE LT TRAILER TURN SIGNAL LAMP ORG/ WIRE RED WIRE RED/BLK WIRE RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY RT STOP/ TRN TRLR FUSE RT TRAILER TURN SIGNAL LAMP TRAILER CONNECTOR TRAILER PROVISION (BLUNT CUT) TRLR PRK LAMP FUSE TRLR WRG FUSE TRLR WRG FUSE 11 UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT(OR BLK) WIRE YEL WIRE