GMC Sierra 2500 HD (2002-2012) park lamp relay Wiring diagrams

4 SPEED A/T 6 SPEED A/T 4.3L A/C CMPRSR RELAY ACTIVE 2 SPEED AIR BAG IGN FUSE 40 AUTOMATIC TRANSMISSION (4 SPEED A/T) AUTOMATIC TRANSMISSION (6 SPEED A/T, 2 MODE HYBRID) AUX HVAC-IGN FUSE 48 BCK/UP LAMP PCB RELAY BLK WIRE BRN WIRE CLIMATE CONTROL SEAT MODULE DIGITAL VIDEO DISC (DVD) CONTROL MODULE (IF EQUIPPED) DRIVE MOTOR GENERATOR POWER INVERTER MODULE (6.0L (VIN J)) ECM-IGN FUSE 56 ELECTRIC SHIFT ELECTRONIC BRAKE CONTROL MODULE (EBCM) (IF EQUIPPED) EXCEPT 4.3L, 6.0L (VIN G) FOG LAMP RELAY FROM BODY CONTROL MODULE (DIAGRAM 4 OF 7) FROM DLIS FUSE 35 (DIAGRAM 4 OF 7) FRT WPR FUSE 36 HDLP LO/HID RELAY HEATED STEERING WHEEL CONTROL MODULE HEATED STEERING WHEEL CONTROL MODULE INLINE FUSE HI BEAM PCB RELAY HORN PCB RELAY HVAC-IGN FUSE 55 INFLATABLE RESTRAINT I/P MODULE ON/OFF INDICATOR (IF EQUIPPED) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL L/GATE DRL PCB FRT WASH PCB RELAY RELAY PCB RELAY LEFT I/P J/B (LOWER LEFT SIDE OF DASH) MISC-IGN FUSE 43 MODE ACTUATOR NCA WIRE PARK LAMP RELAY PNK WIRE PNK/ WHT WIRE PNK/WHT WIRE REAR DEFOG RELAY REAR VIEW CAMERA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) RECIRCULATION ACTUATOR RED WIRE RIGHT I/P J/B (IN RIGHT END OF DASH) RUN/ CRNK RELAY SECONDARY FUEL PUMP (6.0L (VIN G) W/O AUXILIARY (FSCM) FUEL TANK) SEO/ALC FUSE 54 STOP LAMP SWITCH STRTR RELAY TO FAN-1 FUSE 57 (DIAGRAM 6 OF 7) TRAILER BRAKE CONTROL MODULE (IF EQUIPPED) TRANS IGN 1 FUSE 19 TRANSFER CASE SHIFT CONTROL MODULE (IF EQUIPPED) TRLR LT STOP/TURN PCB RELAY TRLR RT STOP/TURN PCB RELAY W/ FRONT SEAT COOLING HEATER W/ SPO ACCESSORY REAR VIEW CAMERA W/O SPO ACCESSORY REAR VIEW CAMERA W/O FRONT SEAT COOLING HEATER TO W/O FRONT SEAT W/ FRONT SEAT COOLING COOLING HEATER HEATER W/O W/ STEERING STEERING WHEEL WHEEL HEATER HEATER WHT PNK/ WIRE WIPER CONTROL PCB RELAY WIPER REAR FUEL CHMSL SPEED WASH PMP PCB PCB PCB RELAY RELAY RELAY RELAY YEL WIRE

2 SPEED MANUAL SHIFT CONTROL TRANSFER CASE 4.3L 6 SPEED A/T A/C CMPRSR RELAY AUTOMATIC TRANSMISSION AUX HVAC-IGN FUSE 48 BCK/UP LAMP PCB RELAY BLK WIRE BRN WIRE DRL PCB RELAY ECM-IGN FUSE 56 ELECTRONIC ENGINE CONTROL MODULE (ECM) FOG LAMP RELAY FROM BODY CONTROL MODULE (DIAGRAM 4 OF 6) FROM DLIS FUSE 35 (DIAGRAM 4 OF 6) FRONT DRIVE AXLE ACTUATOR FRT WASH PCB RELAY FUEL SYSTEM CONTROL MODULE (FSCM) HDLP LO/HID RELAY HEATED STEERING FUSE HI BEAM PCB RELAY HORN PCB RELAY HVAC-IGN FUSE 55 INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL L/GATE PCB RELAY LEFT AIR TEMPERATURE ACTUATOR (AUTOMATIC A/C) LEFT I/P J/B (LOWER LEFT SIDE OF DASH) (NOT USED) MISC ING FUSE 43 MODE ACTUATOR NCA WIRE PARK LAMP RELAY PNK PNK WIRE PNK WIRE POWER TAKE OFF (IF EQUIPPED) (BLUNT CUT) REAR DEFOG RELAY RECIRCULATION ACTUATOR RED WIRE RIGHT I/P J/B (IN RIGHT END OF DASH) RUN/ CRNK RELAY SECONDARY FUEL PUMP RELAY (6.0L (VIN K) W/O AUXILIARY FUEL TANK) SEO/ALC AIR BAG FUSE 54 IGN FUSE 40 STOP TRAILER LAMP BRAKE SWITCH CONTROL MODULE (IF EQUIPPED) STRTR RELAY TO FAN 1 FUSE 57 (DIAGRAM WIPER CONTROL 6 OF 6) PCB RELAY FRT WPR FUSE 36 TRANS IGN 1 FUSE 19 TRANSMISSION CONTROL MODULE (TCM) TRLR LT STOP/TURN PCB RELAY TRLR RT STOP/TURN PCB RELAY UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ AUTO W/O 4.3L, 5.3L (VIN O), 6.0L (VIN K), 5.3L (VIN 3) W/O W/ STEERING STEERING WHEEL WHEEL HEATER HEATER WIPER REAR FUEL CHMSL SPEED WASH PMP PCB PCB PCB RELAY RELAY RELAY RELAY YEL WIRE

4 SPEED A/T 6 SPEED A/T ALLISON LCT 1000 4.3L 6.0L (VIN K) 4.3L, 6.0L (VIN G) A/C CMPRSR RELAY ACTIVE 2 SPEED AIR BAG IGN FUSE 40 AUTOMATIC TRANSMISSION (4 SPEED A/T) AUTOMATIC TRANSMISSION (6 SPEED A/T, 2 MODE HYBRID) AUX HVAC-IGN FUSE 48 BCK/UP LAMP PCB RELAY BLK WIRE BRN WIRE DIGITAL VIDEO DISC (DVD) CONTROL MODULE (IF EQUIPPED) DRIVE MOTOR GENERATOR POWER INVERTER MODULE (6.0L (VIN J)) ECM-IGN FUSE 56 ELECT- RONIC FROM BODY CONTROL MODULE (DIAGRAM 4 OF 7) FROM DLIS FUSE 35 (DIAGRAM 4 OF 7) HDLP LO/HID RELAY HEATED STEERING WHEEL CONTROL MODULE HEATED STEERING WHEEL CONTROL MODULE INLINE FUSE HI BEAM PCB RELAY HORN PCB RELAY HVAC-IGN FUSE 55 INFLATABLE RESTRAINT I/P MODULE ON/OFF INDICATOR (IF EQUIPPED) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL L/GATE FOG LAMP DRL PCB FRT WASH PCB RELAY RELAY RELAY PCB RELAY LEFT I/P J/B (LOWER LEFT SIDE OF DASH) MISC ING FUSE 43 MODE ACTUATOR NCA WIRE PARK LAMP RELAY PNK WIRE PNK/ WHT WIRE PNK/WHT WIRE REAR DEFOG RELAY REAR VIEW CAMERA RECIRCULATION ACTUATOR RED WIRE RIGHT I/P J/B (IN RIGHT END OF DASH) RUN/ CRNK RELAY SEAT CLIMATE CONTROL MODULE SEO/ALC FUSE 54 STRTR RELAY TO FAN-1 FUSE 57 (DIAGRAM 6 OF 7) FRT WPR FUSE 36 TRAILER STOP BRAKE LAMP CONTROL SWITCH MODULE TRANS IGN 1 FUSE 19 TRANSFER CASE SHIFT CONTROL MODULE (IF EQUIPPED) TRLR LT STOP/TURN PCB RELAY TRLR RT STOP/TURN PCB RELAY UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ FRONT SEAT COOLING HEATER W/O FRONT TO SEAT COOLING (DIAGRAM HEATER 6 OF 7) W/O W/ STEERING STEERING WHEEL WHEEL HEATER HEATER WIPER CONTROL PCB RELAY WIPER REAR FUEL CHMSL SPEED WASH PMP PCB PCB PCB RELAY RELAY RELAY RELAY YEL WIRE

4.3L 4.3L, 6.0L (VIN K) 6.0L PTO (VIN 5) A/C CMPRSR RELAY AIR BAG IGN FUSE 40 AUTOMATIC TRANSMISSION (4 SPEED A/T) AUX HVAC-IGN FUSE 48 BCK/UP LAMP PCB RELAY BLK WIRE BRN WIRE DRIVE MOTOR GENERATOR POWER INVERTER MODULE (6.0L (VIN 5)) ECM-IGN FUSE 56 ELECTRONIC BRAKE CONTROL MODULE (EBCM) ELECTRONIC, ACTIVE 2 SPEED FOG LAMP DRL PCB RELAY RELAY FROM BODY CONTROL MODULE (DIAGRAM 4 OF 7) FROM DLIS FUSE 35 (DIAGRAM 4 OF 7) FRONT DRIVE AXLE ACTUATOR FRT WPR FUSE 36 FUEL PUMP FLOW CONTROL MODULE HDLP LO/HID RELAY HEATED STEERING WHEEL CONTROL MODULE INLINE FUSE HI BEAM PCB RELAY HORN PCB RELAY HVAC-IGN FUSE 55 INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH (IF EQUIPPED) INFLATABLE RESTRAINT PASSENGER AIR BAG ON/OFF INDICATOR (IF EQUIPPED) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL L/GATE FRT WASH PCB RELAY PCB RELAY LEFT AIR ENGINE TEMPERATURE CONTROL ACTUATOR MODULE (ECM) (AUTOMATIC A/C) LEFT I/P J/B (LOWER LEFT SIDE OF DASH) MISC ING FUSE 43 MODE ACTUATOR NCA WIRE PARK LAMP RELAY PNK WIRE PNK/ WHT WIRE PNK/WHT WIRE REAR DEFOG RELAY RECIRCULATION ACTUATOR RED WIRE RIGHT I/P J/B (IN RIGHT END OF DASH) RUN/ CRNK RELAY SEAT CLIMATE CONTROL MODULE (IF EQUIPPED) SECONDARY FUEL PUMP (6.0L(VIN K) W/O AUXILIARY (FSCM) FUEL TANK) SEO/ALC FUSE 54 SERIAL DATA GATEWAY (SDG) MODULE STRTR RELAY TO FAN 1 FUSE 57 (DIAGRAM WIPER CONTROL 6 OF 7) PCB RELAY TRANS IGN 1 FUSE 19 TRANSMISSION CONTROL MODULE (TCM) TRLR LT STOP/TURN PCB RELAY TRLR RT STOP/TURN PCB RELAY W/O W/ STEERING STEERING WHEEL WHEEL HEATER HEATER WIPER REAR FUEL CHMSL SPEED WASH PMP PCB PCB PCB RELAY RELAY RELAY RELAY YEL WIRE

AUTO HEAD BASE EXCEPT CREW CAB 3 BULBS UPLEVEL, CREW CAB CLEARANCE LAMPS BLK WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) INSTRUMENT PANEL CLUSTER (IPC) BODY RELAY BLOCK BODY RELAY BLOCK (LEFT SIDE OF DASH, NEAR KICK PANEL) BODY RELAY RIGHT FRONT MARKER LAMP BLOCK (LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CENTER HIGH MOUNTED STOPLAMP (CHMSL) RIGHT FRONT PARK/ TURN LAMP CHMSL FUSE DK BLU WIRE DK DK DK GRN WIRE DRIVER OUTSIDE REAR- EMER- GENCY VEHICLE EMERGENCY VEHICLE ROOF LAMP RELAY (LEFT SIDE OF ENGINE COMPT) EXCEPT SIERRA EXT- ERIOR ILLUM- INATION LAMPS RELAY FRONT PASS- ENGER OUTSIDE REAR- VIEW MIRROR FUSE BLOCK (UNDER LEFT SIDE OF DASH) TURN FUSE GRN WIRE GRY WIRE HAZ LP FUSE HAZARD NORMAL HEADLAMP SWITCH HOT AT ALL TIMES HOT IN RUN OR START INT PRK FUSE LEFT FRONT MARKER LAMP LEFT FRONT PARK/ TURN LAMP LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT TURN IND RIGHT TURN IND LEFT TURN IN PARK RLY CTRL EXT LMPS RLY LT (LEFT SIDE OF DASH) LEFT I/P FUSE BLOCK LT BLU WIRE LT DK LT LT LT PNK WIRE LT TURN FUSE FR PRK FUSE NCA WIRE ORG/ WIRE PARK PARK LAMP RELAY PARK LPS FUSE PNK WIRE PPL RED WIRE RIGHT I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) RIGHT LEFT RIGHT TURN IN INT PRK LMPS ROOF BEACON PROVISION (LEFT "B" PILLAR) ROOF BEACON RELAY (LEFT "B" PILLAR) ROOF MARKER LAMPS UNDER- HOOD FUSE BLOCK RR PRK FUSE RT TURN FUSE SEO 1 FUSE SEO 2 FUSE STARTER POWER SOLENOID DIST- RIBUTION STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) STOP LPS FUSE TRAILER CIRCUIT TRAILER WIRING (BLUNT CUT) TURN SIGNAL/ MULTI-FUNCTION SWITCH TURN/HAZARD FLASHER UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT, NEAR BATTERY) VEH STOP FUSE LR PRK FUSE VIEW ROOF BEA- CON SWITCH MIRROR W/ ROOF BEACON PROVISIONS WHT WIRE YEL WIRE

BLK WIRE BRN WIRE CAMPER TRAILER PROVISION (BLUNT CUTS) CENTER HIGH CHMSL FUSE 49 FUSE 46 CHMSL PCB RELAY DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY) ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) EXCEPT 6.6L 6.6L EXCEPT HYBRID HYBRID GMC GMC/ CHEVROLET GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES HVAC MODULE IPC FUSE 46 FUSE 43 LEFT FRONT SIDE MARKER LAMP LEFT LOWER PARK/ TURN SIGNAL LAMP LEFT UPPER PARK/ TURN SIGNAL LAMP LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT PRK FUSE 26 FUSE 23 MAJ MIN MOUNTED STOP LAMP (CHMSL) ORG/ WIRE PARK LAMP RELAY POWER DISTRIBUTION SYSTEM LEFT I/P JUNCTION BLOCK (LOWER POWER TAKE OFF MODULE (PTO) (IF EQUIPPED) (OUTSIDE OF RIGHT FRONT CHASSIS FRAME) RED/BLK WIRE RED/WHT WIRE RT PRK FUSE 27 FUSE 24 TRAILER BRAKE CONTROL MODULE (IF EQUIPPED) (LEFT REAR FRAME RAIL) TRAILER TOW CIRCUIT TRLR PRK FUSE 25 FUSE 22 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ ODOMETER SECURITY WHT/BLK WIRE YEL WIRE