GMC Savana G2500 (1996-2013) yel Wiring diagrams

11 12 IPL DIMMER SW SIG IP DIMMING VOLT REF 2 15 HEAD 8 17 PARK LAMPS SIG HEADLAMPS OFF SIG AUXILIARY BLOWER MOTOR SWITCH BCM 1 FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONNECTOR) PNK WIRE CONTROL DK GRN WIRE DRIVER DOOR LOCK SWITCH DRIVER INFORMATION CENTER (DIC) SWITCH DRIVER WINDOW SWITCH FRONT AUXILIARY HVAC CONTROL ASSEMBLY HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF BCM 2 ENGINE COMPT) FUSE HVAC CONTROL ASSEMBLY HVAC CONTROL PROCESSOR CONNECTOR BREAKOUT) IPL DIMMING CTRL LEFT STEERING WHEEL CONTROL SWITCH LT BLU WIRE OFF AUTO PARK ORG/WHT WIRE PASSENGER AIR BAG DISABLE SWITCH (W/ MANUAL SUPPRESSION) PASSENGER COMPARTMENT FUSE BLOCK PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW SWITCH PNK CONTROL PNK WIRE PNK PNK W/O REDUNDANT RADIO STEERING WHEEL WIRE PNK WIRE RADIO REAR AUXILIARY HVAC CONTROL ASSEMBLY SPLICE BLOCK RED WIRE RED/WHT WIRE RIGHT STEERING WHEEL CONTROL SWITCH SPLICE BLOCK STR/WHL/ SNSR FUSE TAN WIRE TAN/BLK WIRE TOW/HAUL SWITCH TRACTION CONTROL SWITCH (TCS) (W/ ACTIVE BRAKE CONTROL) W/ AUTOMATIC ELECTRONIC CRUISE CONTROL W/ AUXILIARY HEATER W/O REAR A/C W/ ELECTRIC SIDE DOOR LOCK W/ POWER OPERATED WINDOW (W/ POWER MIRRORS, POWER WINDOWS) W/ REAR W/O REAR AUXILIARY AUXILIARY CONTROLS CONTROLS W/ REDUNDANT RADIO STEERING WHEEL W/ RV UPFITTER W/O RV UPFITTER WHT WIRE YEL WIRE

A/C FUSE 32 A/C RELAY 54 AUXILIARY 2 FUSE 33 REAR DOOR LKS FUSE 5 AUXILIARY RELAY 24 CAN VENT FUSE 34 CARGO UNLK RELAY 27 COMPOSITE+ DK GRN/WHT WIRE DOOR LKS FUSE 15 DOOR LKS RELAY 30 DRV LKS FUSE 7 HTD MIR/DEFOG FUSE 12 DRV UNLK RELAY 28 EVAPORATIVE EMISSIONS (EVAP) CANISTER VENT SOLENOID FROM UNDERHOOD FUSE BLOCK (HDLP HI BEAM RELAY) (DIAGRAM 2 OF 6) FROM UNDERHOOD FUSE BLOCK (MEGA FUSE 65) (DIAGRAM 1 OF 6) FROM UNDERHOOD FUSE BLOCK (PWR SEAT CIRCUIT BREAKER 60) (DIAGRAM 1 OF 6) FUEL PUMP FUSE 12 FUEL PUMP RELAY 57 HDLP HI BEAM RELAY 56 HDLP LO BEAM RELAY 58 HORN FUSE 15 HORN RELAY 59 IGN A FUSE 49 IGN B FUSE 52 LEFT HEADLAMP LEFT HI BEAM FUSE 44 LEFT HIGH BEAM HEADLAMP LEFT LO BEAM FUSE 43 LEFT LOW BEAM HEADLAMP LT GRN/BLK WIRE PASS UNLK RELAY 31 RED/BLK WIRE RED/WHT WIRE RIGHT HEADLAMP RIGHT HI BEAM FUSE 45 RIGHT HIGH BEAM HEADLAMP RIGHT LO BEAM FUSE 42 RIGHT LOW BEAM HEADLAMP RR DEFOG RELAY 25 SEALED SPARE FUSE 33 SPARE RELAY 55 SPARE RELAY 62 STARTER RELAY 61 TAN/WHT WIRE TO BODY FUSE BLOCK (PARK LP RELAY) (DIAGRAM 3 OF 6) TO IGNITION SWITCH (DIAGRAM 3 OF 6) TO UNDERHOOD FUSE BLOCK (IGN A FUSE 49) (DIAGRAM 2 OF 6) WSW FUSE 41 WSW RELAY 53 YEL WIRE

AIRBAG FUSE 37 BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 2 SENSOR 1 BANK 2 SENSOR 2 BRN WIRE BTSI/BU FUSE 36 SPARE FUSE 35 CRUISE CONTROL MODULE (IF EQUIPPED) THROTTLE ACTUATOR CONTROL MODULE CTSY LP RELAY 26 (RV/UPFITTER) CTSY LP/SEO FUSE 3 DK GRN WIRE 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) FUSE 39 FUSE 40 HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR 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 ISRVM FUSE 26 LEFT FRONT MARKER LAMP LEFT FRONT PARK/TURN SIGNAL LAMP LICENSE LAMP LIGHT DUTY LOCK LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PARK PARK LP RELAY 29 PARK/ NEUTRAL POSITION (PNP) SWITCH REVERSE PCM IGN 1 FUSE 38 PNK WIRE RED/BLK WIRE RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT MARKER LAMP RIGHT TAIL/STOP, TURN SIGNAL LAMP LEFT TAIL/STOP, TURN SIGNAL LAMP RR PRK FUSE 20 LR PRK FUSE 18 RUN WIRE SPARE FUSE 25 STEERING WHEEL SPEED/ POSITION SENSOR STOP LAMP SWITCH (BLUNT CUT) (NOT USED) 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 (ENG 2 FUSE 21) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (IGN O FUSE 6) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (TBC ACC FUSE 46) (DIAGRAM 4 OF 6) TRAILER WIRING CUTAWAY TRLR BU FUSE 5 BTSI FUSE 28 TRLR PRK FUSE 21 UPFTR PRK FUSE 16 UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE

4.3L AUTOMATIC TRANSMISSION BODY CONTROL MODULE (BCM) BRN WIRE CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) FUEL INJECTOR 3 CRANK FUSE 27 ENG 1 FUSE 23 ENG 2 FUSE 21 EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID EXCEPT 4.3L EXCEPT 4.3L 4.3L EXCEPT 4.3L 4.3L 4.3L FR WPR FUSE 47 FROM ENG 1 FUSE 23 (DIAGRAM 4 OF 6) FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FROM UNDERHOOD FUSE BLOCK (AIR BAG FUSE 37) (DIAGRAM 3 OF 6) FUEL INJECTOR 1 FUEL INJECTOR 2 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 7 FUEL INJECTOR 6 CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) FUEL INJECTOR 8 IGN 0 FUSE 6 IGN E FUSE 22 IGNITION COIL IGNITION COIL 1 IGNITION COIL 3 IGNITION COIL 2 IGNITION COIL 7 IGNITION COIL 5 IGNITION COIL 8 IGNITION COIL 4 IGNITION COIL 6 IGNITION COIL MODULE INSTRUMENT PANEL CLUSTER MASS AIR FLOW (MAF SENSOR) NCA WIRE NOT USED NOT USED PARK/ NEUTRAL POSITION (PNP) SWITCH PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) PPL STOP LAMP SWITCH CRUISE CONTROL ON/OFF SWITCH TBC ACCY FUSE 46 TO IGN E FUSE 22 (DIAGRAM 4 OF 6) TURN SIGNAL SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) A/C RELAY 54 WHT WIRE WINDSHIELD WIPER MOTOR YEL WIRE

BLK WIRE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BRN/WHT WIRE DEFOGGER SYSTEM DK BLU/WHT WIRE DRIVER OUTSIDE REARVIEW MIRROR (IN DRIVER DOOR) DRIVER PASSENGER EXTERIOR LIGHTS DEFOGGER SYSTEM SYSTEM HOT AT ALL TIMES LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE OSRVM SW FUSE 9 OUTSIDE REARVIEW MIRROR SWITCH PASSENGER OUTSIDE REARVIEW MIRROR (IN RIGHT FRONT PASSENGER DOOR) PPL/WHT WIRE RED/WHT WIRE RL (+) SPLICE BLOCK UP DN UP DN UP UP/DN WHT WIRE YEL WIRE

ALL- DOWN ALL-UP BACK BLK WIRE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) DK BLU WIRE DK GRN WIRE DOWN DRIVER SEAT ADJUSTER MOTOR ASSEMBLY DRIVER SEAT ADJUSTER SWITCH ENTIRE SEAT FOR- WARD FRONT DOWN FRONT UP FRONT VERTICAL HORIZONTAL HOT AT ALL TIMES PWR SEATS CIRCUIT BREAKER LT BLU WIRE LT GRN WIRE NCA WIRE PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY PASSENGER SEAT ADJUSTER SWITCH REAR DOWN REAR DOWN DOWN REAR UP REAR UP UP REAR VERTICAL RED/WHT WIRE SPLICE BLOCK TAN WIRE YEL WIRE

BLK WIRE BODY CONTROL MODULE (BEHIND LOWER RIGHT SIDE OF DASH) IGN VOLT BRN WIRE DK BLU WIRE DK GRN WIRE DRIVER WINDOW SWITCH HOT AT ALL TIMES LT BLU WIRE PASSENGER COMPARTMENT FUSE BLOCK PASSENGER WINDOW SWITCH PWR WDO CIRCUIT BREAKER 2 RAP RELAY RIGHT DN SPLICE SPLICE BLOCK TAN WIRE UP DN UP DN LEFT WHT WIRE YEL WIRE

2500 2501 COMPUTER DATA LINES SYSTEM 28 27 43 44 66 46 28 27 HI SPD SER DATA (+) HI SPD SER DATA (-) 45 61 11 FUEL TEM SIG BRAKE APPLY SEN SIG LOW REF 5.3L 6.6L 4.8L, 6.0L 4.3L AUTOMATIC TRANSMISSION (4 SPEED A/T) AUTOMATIC TRANSMISSION (6 SPEED A/T) AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) BCM 2 FUSE 58 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRAKE BRAKE POS POS LOW SEN (-) (+) (-) (+) REF SIG BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK B+ BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) GM LAN HI SPD GRY WIRE HI SPD SER DATA - HI SPD SER DATA + GND HOT AT ALL TIMES MODULE (TCM) ORG/BLK WIRE P/N SIG P/N SIG PARK/NEUTRAL POSITION (PNP) SWITCH RED WIRE SOL CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

1 2 3 4 5 PNK PNK WIRE AIR BAG OFF IND AIR BAG ON IND BATT IGN PNK PNK WIRE BLK/BLU WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONNECTOR BREAKOUT) PNK WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER SEAT BELT SWITCH DRIVER SEAT BELT BUCKLE FRT PRK LAMPS FUSE GRY WIRE HEAVY DUTY HOT AT ALL TIMES BODY FUSE AIR BAG/ AOS BLOCK (UNDER FUSE LEFT FRONT SEAT) HOT W/ PRK LAMPS RELAY HOT W/ RUN/ CRANK RELAY 15 ENERGIZED AIR BAG FUSE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER LEFT FRONT SEAT) LIGHT DUTY LO CTRL HI CTRL HI CTRL LO CTRL L LO CTRL L HI CTRL R HI CTRL R LO CTRL LOGIC LOW REFERENCE LOW SPD BATT GROUND LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER SEAT BELT BUCKLE (W/O MANUAL SUPPRESSION SWITCH, RV/UPFITTER) PASSENGER SEAT BELT SWITCH PNK 1 1 1 1 1 1 1 1 1 1 1 1 LO CTRL HI CTRL HI CTRL LO CTRL WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED WIRE RED/ WHT WIRE RED/WHT WIRE ROLLOVER HI SIG L SEAT BELT SW R SEAT BELT SW SENS SIG SHORTING BAR SHORTING SHORTING BAR BAR STAGE 2 STAGE 1 STEERING WHEEL AIR BAG (LIGHT DUTY) STEERING WHEEL AIR BAG STEERING WHEEL AIR BAG COIL SUPPRESSION IND CTRL SW SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) IPC FUSE W/ MANUAL SUPPRESSION SWITCH W/O MANUAL SUPPRESSION SWITCH, RV/UPFITTER WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 PNK PNK WIRE AIR BAG IND AIR BAG OFF IND AIR BAG ON IND BLK/WHT WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER SEAT BELT BUCKLE PRETENSIONER (LIGHT DUTY) FRONT IMPACT SENSOR GRN DK WIRE GRN WIRE GRY WIRE HEAVY DUTY HI SIG IGN INSTRUMENT PANEL CLUSTER (IPC) SEAT BELT IND LEFT FRONT ROOF RAIL AIR GAG LEFT FRONT SIDE IMPACT SENSOR (IN THE LEFT FRONT SIDE DOOR) LEFT REAR SIDE IMPACT SENSOR (LEFT CENTER OF VEHICLE BEHIND BODY PANEL TRIM) LIGHT DUTY LO SPD LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER PASSENGER AIR BAG IND PASSENGER INSTRUMENT PANEL AIR BAG (LIGHT DUTY) PASSENGER SEAT BELT BUCKLE PRETENSIONER (LIGHT DUTY) PASSENGER SEAT BELT IND PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE RIGHT FRONT ROOF RAIL AIR BAG RIGHT FRONT SIDE IMPACT SENSOR (IN THE RIGHT FRONT SIDE DOOR) RIGHT REAR ROOF RAIL AIR BAG ROLLOVER SENSOR SHORTING BAR STAGE 1 PASSENGER INSTRUMENT PANEL AIR BAG TAN/BLK WIRE TAN/WHT WIRE W/ REAR HINGED DOOR W/ REAR SLIDING DOOR WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE