Ground distribution circuit for Chevrolet Silverado 2500 HD (2002-2012)

4.3L ENGINE A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH AUXILIARY BATTERY RELAY BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH COOLANT LEVEL SWITCH DAYTIME RUNNING LAMP (DRL) (RIGHT) DAYTIME WINDSHIELD RUNNING WASHER LAMP (DRL) FLUID (LEFT) PUMP DIESEL EXCEPT 4.3L BASE EXCEPT 4.3L ENGINE EXCEPT 8.1L 8.1L F/PMP RELAY FOG LAMP (LEFT) GAS GAS EXC 4.3L HIGH BEAM HEADLAMP (LEFT) HIGH BEAM LOW BEAM HEADLAMP HEADLAMP (RIGHT) (RIGHT) HORN (LEFT) HORN (RIGHT) FOG LAMP (RIGHT) IGN 1 RELAY (GAS) IGNITION COIL 8 IGNITION CONTROL MODULE IGNITION IGNITION COIL 1 COIL 3 IGNITION IGNITION COIL 7 COIL 5 IGNITION IGNITION IGNITION COIL 6 COIL 4 COIL 2 LOW BEAM HEADLAMP (LEFT) PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) POWER TAKE OFF CONNECTOR (BLUNT CUT) STARTER RELAY (DIESEL) THROTTLE ACTUATOR CONTROL MODULE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPFITTER OPTION W/ DUAL HORNS W/AUX BATTERY W/PTO WASHER FLUID LEVEL SENSOR WHT WIRE

5.3L FLEX FUEL A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH ACTIVE, ELECT SHIFT TRANSFER CASE ACTIVE, MANUAL SHIFT TRANSFER CASE AUXILIARY BATTERY RELAY BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH COOLANT LEVEL SWITCH DAYTIME RUNNING LAMP (DRL) (LEFT) DAYTIME RUNNING LAMP (DRL) (RIGHT) DIESEL ELECTRONIC BRAKE CONTROL MODULE EXCEPT 4.3L BASE F/PMP RELAY FOG LAMP (LEFT) FUEL COMPOSITION SENSOR FUEL PUMP FUEL PUMP, SENDER ASSEMBLY (SECONDARY) GAS GAS (LEFT REAR OF ENGINE BLOCK) GAS EXC 4.3L GAS W/AUX BATTERY HIGH BEAM HEADLAMP (LEFT) HORN (LEFT) HORN (RIGHT) FOG LAMP (RIGHT) IGN 1 RELAY (GAS) INFLATABLE RESTRAINT PASSENGER PRESENSE MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LOW BEAM HEADLAMP (LEFT) LOW BEAM HIGH BEAM HEADLAMP HEADLAMP (RIGHT) (RIGHT) MANUAL SHIFT TRANSFER CASE NCA WIRE PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) POWER TAKEOFF CONNECTOR (BLUNT CUT) REAR WHEEL STEERING CONTROL MODULE ROOF BEACON RELAY ROOF MOUNTED BEACON (BLUNT CUT) THROTTLE ACTUATOR CONTROL MODULE TRANSFER CASE SHIFT CONTROL SWITCH TRANSFER CASE SHIFT FRONT CONTROL AXLE MOTOR ACTUATOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) W/ DUAL HORNS W/AUX BATTERY W/PTO WASHER FLUID LEVEL SENSOR WINDSHIELD WASHER FLUID PUMP

4.8L, 5.3L, 6.0L, 6.2L AUXILIARY BATTERY RELAY (IF EQUIPPED) AUXILIARY BATTERY RUN RELAY (IF IGNITION EQUIPPED) IGNITION COIL COIL BATTERY CURRENT SENSOR (GASOLINE) BLK WIRE CHEVROLET CHMSL BCK/UP PCB LAMP STRTR CRNK RELAY PCB RELAY RELAY RELAY COOLING FAN DIODE 1 (W/ 10 SERIES) FRONT WASHER DIODE DIESEL DIESEL W/ AUXILIARY W/ DUAL BATTERY BATTERY ENGINE COOLING FAN (DIESEL) EXCEPT HYBRID EXCEPT HYBRID, W/ 10 SERIES FROM GROUND FRONT DRIVE TRANSFER AXLE CASE SHIFT ACTUATOR CONTROL MODULE GMC GMC/ CHEVROLET GRY WIRE HOOD AJAR SWITCH IGNITION IGNITION COIL COIL LEFT BATTERY LEFT ENGINE COOLING FAN RESISTOR LEFT FRONT SIDE MARKER LAMP LEFT UPPER LEFT HIGH BEAM PARK/TURN HEADLAMP SIGNAL LAMP LOWER LEFT PARK/TURN SIGNAL LAMP LOWER RIGHT PARK/TURN SIGNAL LAMP LT BLU WIRE NCA WIRE REAR DEFOG RELAY RIGHT BATTERY RIGHT FRONT SIDE MARKER LAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RUN/ TO AUXILIARY FUSE BLOCK (DIAGRAM 2 OF 6) UPPER LEFT PARK/TURN SIGNAL LAMP UPPER RIGHT PARK/TURN SIGNAL LAMP W/ KEYLESS ENTRY, PTO W/ PTO WHT WIRE WINDSHIELD WASHER FLUID LEFT LEVEL HORN SWITCH WINDSHIELD WIPER MOTOR WIPER CONTROL PCB RELAY

8.1L 8.1L (W/ ALLISON) TRANSMISSION CONTROL MODULE ACTIVE, ELECT SHIFT TRANSFER CASE ACTIVE, MANUAL SHIFT TRANSFER CASE BLK WIRE BLK/WHT WIRE BUCKET CKP SENSOR SHIELD CMP SENSOR SHIELD CREW CAB CREW CAB CREW CAB DIESEL DRIVER SEAT ADJUSTER SWITCH ELECTRONIC BRAKE CONTROL MODULE ENGINE OIL LEVEL SWITCH EXC 8.1L W/O CALIF LEV EXCEPT 8.1L EXCEPT 8.1L 8.1L EXCEPT CREW CAB FRONT AXLE ACTUATOR FUEL HEATER FUEL PRESSURE REGULATOR SHIELD FUEL PRESSURE SENSOR SHIELD FUEL PUMP FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) GAS GLOW PLUG CONTROL MODULE GRN WIRE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INTAKE AIR TEMPERATURE (IAT)/MASS AIRFLOW (MAF) SENSOR LEFT REAR WINDOW DOOR SWITCH) LATCH (LEFT REAR) ASSEMBLY LT GRN WIRE MANUAL SHIFT TRANSFER CASE MEMORY SEAT MODULE NCA WIRE NON- BUCKET PARK/ NEUTRAL POSITION SWITCH POWERTRAIN CONTROL MODULE RED WIRE RIGHT REAR REAR DOOR WINDOW LATCH DEFOGGER ASSEMBLY GRID SEAT BOLSTER/ LUMBAR SWITCH (FRONT PASSENGER) SEAT MEMORY ADJUSTER SEAT SWITCH MODULE (PASSENGER) (DRIVER) TRANSFER CASE SHIFT CONTROL MOTOR TRANSFER CASE SHIFT CONTROL SWITCH WATER IN-FUEL SENSOR WHT WIRE WINDOW DRIVER SWITCH SEAT (RIGHT ADJUSTER REAR) SWITCH

AVALANCHE/ ESCALADE EXT BLK WIRE BLK/WHT WIRE CENTER HIGH MOUNT STOP LAMP DOOR COURTESY LAMP (LEFT REAR) DOOR COURTESY LAMP (RIGHT REAR) ELECTRONIC SUSPENSION CONTROL MODULE ESCALADE EXT EXC 8.1L W/O CALIF LEV EXC ESCALADE EXT HEATED HEATED SEAT SEAT MODULE ELEMENT (LEFT REAR) (LEFT REAR) HEATED SEAT ELEMENT (RIGHT REAR) HEATED SEAT MODULE (RIGHT REAR) IGNITION COIL 1 IGNITION COIL 5 IGNITION IGNITION COIL 2 COIL 6 IGNITION IGNITION COIL 3 COIL 7 IGNITION IGNITION COIL 4 COIL 8 INTAKE AIR TEMPERATURE (IAT)/MASS ENGINE AIRFLOW (MAF) OIL LEVEL SENSOR SWITCH MEMORY SEAT MODULE (PASSENGER) MINI WEDGE (DOOR JAMB SWITCH) (LEFT REAR) MINI WEDGE (DOOR JAMB SWITCH) (RIGHT REAR) NCA WIRE PARK/ NEUTRAL POSITION SWITCH POWERTRAIN CONTROL MODULE REAR OBJECT SENSOR CONTROL MODULE REAR PARKING ASSIST DIAGNOSTIC CONNECTOR REAR WINDOW DEFOGGER GRID ROOF MEMORY WINDOW BEACON SEAT SWITCH) RELAY MODULE (LEFT REAR) ROOF MOUNTED BEACON (BLUNT CUT) WHT WIRE WINDOW CONTACTOR WINDOW SWITCH (RIGHT REAR)

4.3L 6 SPEED A/T ALLISON TRANSMISSION 6 SPEED A/T AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP CONTROL MODULE BARE BARE BARE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BODY CONTROL MODULE (BCM) DIESEL ENGINE CONTROL MODULE ENGINE CONTROL MODULE (ECM) ENGINE COOLANT LEVEL SWITCH EXCEPT 4.3L 4.3L EXCEPT DIESEL EXCEPT HYBRID EXHAUST GAS RECIRCULATION (EGR) VALVE SHIELD FAN HIGH RELAY RIGHT ENGINE COOLING FAN RESISTOR FROM FROM FRONT DOME/ READING LAMPS FUEL PRESSURE REGULATOR 1 SHIELD FUEL PRESSURE REGULATOR 2 SHIELD FUEL PRESSURE REGULATOR 2 SHIELD FUEL PRESSURE REGULATOR 1 SHIELD FUSE FUSE GLOW PLUG CONTROL MODULE (GPCM) GLOW PLUG FUEL FILTER CONTROL PRESSURE MODULE SWITCH (GPCM) GRY WIRE HYBRID PROPULSION IGNITION CONTROL MODULE (ICM) INTAKE AIR VALVE SHIELD EXHAUST GAS RECIRCULATION COOLER BYPASS SOLENOID VALVE MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSORS MOBILE RADIO FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) NCA WIRE PARK/ NEUTRAL POSITION SWITCH RELAY RELAY RIGHT ENGINE COOLING FAN ROOF ROOF BEACON BEACON RELAY SWITCH SHIELD BARE BARE SPEED A/T TO RIGHT FROM BATTERY (DIAGRAM (DIAGRAM 1 OF 6) 1 OF 6) TRANSMISSION CONTROL MODULE (TCM) W/ HYBRID PROPULSION W/ ROOF MOUNTED LAMP W/ WRECKER EMERGENCY LAMP, BODY BUILDER EMERGENCY LAMP, ROOF MOUNTED LAMP WATER IN-FUEL SENSOR WHT WIRE

AUDIO AMPLIFIER BACK-UP ALARM BACKUP LAMP (LEFT) BACKUP LAMP- RIGHT BLK WIRE BLK/WHT WIRE CAMPER/ CHEVY GMC CHEVY GMC CLEARANCE LAMPS CRUISE CONTROL MODULE DATA LINK CONNECTOR DIGITAL RADIO RECEIVER EXCEPT LUXURY FOUR WHEEL STEERING FOUR WHEEL STEERING FROM I/P RELAY BLOCK (DIAGRAM 3 OF 4) HAZARD LAMPS SWITCH HEADLAMP SWITCH HVAC BODY CONTROL CONTROL MODULE MODULE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) TO I/P RELAY BLOCK (DIAGRAM 3 OF 4) IGNITION KEY ALARM TOW/HAUL SWITCH SWITCH INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT LEFT REAR TURN SIGNAL LAMP LICENSE LAMP (RIGHT) LICENSE LAMP- LEFT LUXURY (IN CONSOLE HARNESS) MULTI- TRACTION FUNCTION CONTROL ACCESSORY SWITCH SWITCH NCA WIRE RADIO TURN SIGNAL/ HAZARD FLASHER MODULE REAR LAMPS JUNCTION BLOCK (INSIDE OF LEFT REAR FRAME RAIL) REMOTE PLAYBACK DEVICE REAR SEAT (CD AUDIO AUDIO PLAYER) AMPLIFIER CONTROLLER RIGHT RIGHT REAR TURN SIGNAL LAMP STEERING TRANSMISSION WHEEL SHIFT SPEED/ POSITION SELECT SENSOR SWITCH TAIL/STOP LAMP (LEFT) TAIL/STOP LAMP-RIGHT) TAILGATE MARKER LAMP TAN WIRE TRAILER WIRING PROVISION TRANSFER CASE SHIFT CONTROL MODULE DIGITAL RADIO RECEIVER TURN SIGNAL/ MULTIFUNCTION SWITCH VEHICLE REAR SEAT COMMUNICATION ENTERTAINMENT INTERFACE ASSEMBLY MODULE WHT WIRE WINDOW/ DOOR LOCK SWITCH (PASSENGER)

A/T INSTRUMENT SHIFT PANEL HEADLAMP LOCK CLUSTER SWITCH SOLENOID AIR TEMPERATURE SENSOR ASSEMBLY (INSIDE FRONT) AIR TEMPERATURE SENSOR ASSEMBLY (INSIDE REAR) ANALOG CLOCK AUTO A/C AUTO A/C EXC AVALANCHE/ ESCALADE EXT AUXILIARY POWER OUTLET (BIN) AUXILIARY POWER OUTLET (CONSOLE) AUXILIARY POWER OUTLET (FRONT) BLK WIRE BLOWER MOTOR BLOWER MOTOR RECIRCULATION RESISTOR ACTUATOR ASSEMBLY BOSE EXC LUXURY CIGAR LIGHTER CLEARANCE LAMPS CLEARANCE SWITCH COURTESY LAMP ("B" PILLAR) COURTESY LAMP (RIGHT) DOME LAMP (FRONT) DOME READING CENTER LAMP HIGH (REAR) MOUNTED STOP LAMP DRIVER DOOR MODULE EXC CAD EXT CAD FRONT PASSENGER DOOR MODULE HEATED SEAT SWITCH (LEFT REAR) HEATED SEAT SWITCH (RIGHT REAR) HVAC CONTROL ASSEMBLY (FRONT AUXILIARY) HVAC CONTROL MODULE I/P COMPARTMENT LAMP I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH, LEFT OF STEERING COLUMN) INSIDE REARVIEW MIRROR LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LUXURY MAN A/C OVERHEAD CONSOLE READING LAMP (REAR) REAR WHEEL STEERING SWITCH RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) ROOF BEACON SWITCH ROOF MARKER I/P LAMP COURTESY (LEFT) LAMP (LEFT) DATA LINK CONNECTOR ROOF MARKER LAMP (RIGHT) SUNROOF RELAY TRANSFER CASE SHIFT CONTROL SWITCH UNDERHOOD LAMP SUNROOF MOTOR UNLOCK LOCK RELAY RELAY VISOR LAMP (LEFT) VISOR LAMP (RIGHT) WINDSHIELD WIPER MOTOR MODULE

ACCESSORY DC POWER CONTROL MODULE AUTOMATIC A/C MANUAL A/C 15 10 BARE BLK WIRE BLOWER MOTOR CONTROL MODULE BREAKOUT) CENTER CONSOLE ACCESSORY POWER OUTLET CENTER CONSOLE COMPARTMENT ACCESSORY POWER OUTLET CENTER HIGH MOUNTED STOP LAMP (CHMSL) DRIVER INFORMATION CENTER (DIC) SWITCH ELECTRONIC ADJUSTABLE PEDALS PCB RELAY ELECTRONIC COMPASS MODULE EXTENDED CAB/CREW CAB FROM HORN SWITCH HVAC CONTROL MODULE INSIDE REARVIEW MIRROR (ISRVM) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT STEERING WHEEL CONTROL SWITCH MIDDLE LEFT FRONT ROOF FRONT CLEARANCE OUTER LAMP ROOF CLEARANCE LAMP NCA WIRE PARK ENABLE PCB RELAY PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER WINDOW SWITCH PASSENGER DOOR LOCK/ WINDOW SWITCH REAR DOME READING LAMPS RIGHT FRONT OUTER ROOF CLEARANCE LAMP RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT STEERING WHEEL CONTROL SWITCH RIGHT SUNSHADE (IF EQUIPPED) SUNROOF MODULE SUNROOF SWITCH TO SPLICE W/ ACCESSORY STEERING CONTROL W/ ACCESSORY STEERING CONTROL, W/ ODOMETER SECURITY WIRING PROVISIONS W/ BODY BUILDER EMERGENCY LAMP W/ COMFORT, DECOR LEVEL 3 W/ LUXURY EDITION W/ MANUAL FOLDING MIRROR, HEATED MIRROR W/ MANUAL FOLDING MIRROR, HEATED MIRROR (IN RIGHT FRONT DOOR HARNESS) W/ ROOF MARKER LAMP W/ ROOF MOUNTED LAMP PROVISIONS W/ STEERING WHEEL HEATER, ACCESSORY STEERING CONTROL, AUTOMATIC CRUISE CONTROL W/ STEERING WHEEL HEATER, AUTOMATIC CRUISE CONTROL W/ SUNROOF MOUNTED/SLIDING LAMP PROVISION W/ SUNROOF MOUNTED/SLIDING LAMP PROVISION W/O ROOF MARKER LAMP W/ SUNROOF SLIDING W/ WRECKER EMERGENCY LAMP W/O STEERING WHEEL HEATER W/O STEERING WHEEL HEATER, ACCESSORY STEERING CONTROL, AUTOMATIC CRUISE CONTROL WHT WIRE

A/T SHIFT LOCK SOLENOID AUTO A/C AUXILIARY POWER OUTLET (BIN) AUXILIARY POWER OUTLET (CONSOLE) AUXILIARY POWER OUTLET (FRONT) BLK WIRE BLOWER MOTOR CONTROL PROCESSOR BLOWER MOTOR RESISTOR ASSEMBLY CIGAR LIGHTER CLEARANCE LAMPS DOME CENTER LAMP HIGH (FRONT) MOUNTED STOP LAMP EXC LUXURY HD TRAILERING ROOF EQUIPMENT MARKER PROVISION LAMP (LEFT) HEADLAMP SWITCH HVAC CONTROL MODULE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INSIDE REARVIEW MIRROR LUXURY MAN A/C OVERHEAD CONSOLE PNK WIRE REAR WHEEL STEERING SWITCH RIGHT COOLING FAN RECIRCULATION ACTUATOR ROOF MARKER LAMP (RIGHT) SUNROOF SUNROOF CONTROL SWITCH MODULE DATA LINK CONNECTOR UNDERHOOD COOLING FAN FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) COOL/FAN RELAY VANITY DOME/ READING MIRROR LAMP LAMP (REAR) (RIGHT) VANITY MIRROR LAMP (LEFT) W/ 5 LAMP ROOF MARKER W/O 5 LAMP ROOF MARKER WINDSHIELD WIPER INSTRUMENT MOTOR PANEL MODULE CLUSTER

BLK WIRE BLK/WHT WIRE COLUMN SHIFT DATA LINK CONNECTOR DIGITAL RADIO RECEIVER EXC LUXURY HEADLAMP SWITCH HVAC CONTROL MODULE I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH, LEFT OF STEERING COLUMN) IGNITION KEY ALARM SWITCH INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LUXURY MULTIFUNCTION TRACTION ACCESSORY CONTROL SWITCH SWITCH NCA WIRE RADIO REAR PARKING ASSIST DISABLE SWITCH REAR SEAT AUDIO AUDIO AMPLIFIER CONTROLLER REAR SEAT ENTERTAINMENT ASSEMBLY REMOTE PLAYBACK DEVICE (CD PLAYER) STEERING WHEEL DIC CONTROLS STEERING WHEEL SPEED/ POSITION SENSOR TAN WIRE THEFT DETERRENT CONTROL MODULE TOW/HAUL SWITCH TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSION SHIFT SELECT SWITCH TURN SIGNAL/ HAZARD FLASHER MODULE TURN SIGNAL/ MULTIFUNCTION SWITCH VEHICLE COMMUNICATION INTERFACE MODULE VEHICLE REAR SEAT COMMUNICATION ENTERTAINMENT INTERFACE ASSEMBLY MODULE WHT WIRE WINDSHIELD HAZARD WIPER/WASHER LAMPS SWITCH SWITCH

AMBIENT LIGHT SENSOR AMBIENT LIGHT/ SUNLOAD SENSOR AUTOMATIC A/C AUTOMATIC A/C MANUAL A/C 8 3 AUTOMATIC TRANSMISSION SHIFT LEVER BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BRAKE FLUID LEVEL SWITCH DATA LINK CONNECTOR DRIVER DOOR LATCH DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER DRIVER DOOR DOOR LOCK LATCH SWITCH DRIVER SEAT BACK VENTILATION HEATING, COOLING MODULE DRIVER SEAT CUSHION VENTILATION HEATING, COOLING MODULE DRIVER WINDOW SWITCH EXCEPT HYBRID FRONT DOOR LOCK DIODE FRONT DOOR UNLOCK DIODE HEADLAMP, PANEL I/P DIMMER MULTI-FUNCTION SWITCH SWITCH HVAC CONTROL MODULE HYBRID, W/O NON BUCKET FRONT INDIVIDUAL SEAT INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) MANUAL A/C NCA WIRE PASSENGER DOOR LATCH PASSENGER DOOR LOCK SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BACK VENTILATION HEATING, COOLING MODULE PASSENGER SEAT CUSHION VENTILATION HEATING, COOLING MODULE PASSENGER SEAT LUMBAR SWITCH POWER WINDOW REAR DOOR LOCK DIODE REAR DOOR UNLOCK DIODE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) THEFT DETERRENT MODULE TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ FRONT HEATED/ COOLING SEATS W/ NON BUCKET FRONT INDIVIDUAL SEAT W/O W/O NON BUCKET, FRONT INDIVIDUAL SEAT, W/ COMFORT, DECOR LEVEL 3 W/O POWER DOOR LOCK CONTROL W/O POWER W/ POWER DOOR LOCK DOOR LOCK CONTROL CONTROL WHT WIRE WINDSHIELD WIPER (HYBRID) MOTOR A/C COMPRESSOR

AUTO A/C AUTOMATIC LEVEL CONTROL COMPRESSOR AUXILIARY REAR OBJECT POWER SENSOR OUTLET CONTROL (REAR) MODULE BACKUP LAMP- RIGHT BLK WIRE BLOWER MOTOR (REAR AUXILIARY) CARGO DOOR DOOR AJAR KEY SWITCH SWITCH (CARGO) CENTER HIGH MOUNT CONTROL STOP LAMP CLEARANCE CLEARANCE LAMP LAMP (LEFT (RIGHT FRONT) REAR) CLEARANCE LAMP (LEFT REAR) DOME LAMP ("D" PILLAR) DOOR CONTACT PLATE (LEFT CARGO BODY) DOOR CONTACT PLATE (LEFT CARGO DOOR) DOOR CONTACT PLATE (RIGHT CARGO BODY) DOOR CONTACT PLATE (RIGHT CARGO DOOR) ELECTRONIC SUSPENSION CONTROL MODULE ESCALADE EXC AVALANCE/ ESCALADE EXT ESCALADE FOUR WHEEL STEERING HVAC BLOWER CONTROL MOTOR ASSEMBLY (REAR (REAR AUXILIARY) AUXILIARY) HVAC CONTROL ASSEMBLY (REAR AUXILIARY) HVAC CONTROL ASSEMBLY BLOWER (REAR MOTOR AUXILIARY) (AUXILIARY) ID LAMP LAMP (RIGHT FRONT) LICENSE LAMP (RIGHT) LICENSE LAMP- LEFT LIFTGATE AJAR SWITCH LIFTGATE AJAR SWITCH (LEFT) LIFTGATE AJAR SWITCH (RIGHT) LIFTGATE KEY SWITCH MODE AIR ACTUATOR TEMPERATURE (REAR) ACTUATOR REAR A/C W/AUX HEATER REAR A/C W/O AUX HEATER REAR LAMPS JUNCTION BLOCK (INSIDE OF LEFT REAR FRAME RAIL) REAR PARKING ASSIST DIAGNOSTIC CONNECTOR REAR WINDOW DEFOGGER GRID REAR WINDOW DEFOGGER GRID (LEFT CARGO) REAR WINDOW DEFOGGER GRID (RIGHT CARGO) SPLICE PACK STOP/TURN SIGNAL LAMP (RIGHT) STOP/TURN TAIL/STOP SIGNAL LAMP LAMP) (LEFT) (LEFT) SUBURBAN TAIL/STOP LAMP (RIGHT) BACKUP LAMP (LEFT) TRAILER CONNECTOR W/ CARGO DOORS W/CARGO DOORS W/LIFTGATE WIPER MODULE (REAR)

4.3L BACKUP ALARM BLK WIRE CHEVROLET CHIME MODULE DIESEL DIESEL, W/ 31 SERIES, W/O REAR AUXILIARY FUEL TANK DIGITAL VIDEO DISC (DVD) CONTROL MODULE DRIVER HEATED SEAT SWITCH ELECTRONIC BRAKE CONTROL MODULE (EBCM) EXCEPT 4.3L, 6.0L (VING) FROM PARK ENABLE PCB RELAY LEFT I/P JUNCTION BLOCK (DIAGRAM 3 OF 6) FRONT FUEL PUMP, SENDER ASSEMBLY FUEL PUMP FUEL PUMP/ FUEL PUMP TRAILER BRAKE FLOW CONTROL CONTROL MODULE MODULE GAS GMC GRD HEATED SEAT CONTROL MODULE HEATED SEAT SWITCH INFRARED TRANSMITTER LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOWER RIGHT TAIL/ STOP, TURN SIGNAL LAMP NCA WIRE PASSENGER RADIO REAR FUEL PUMP, SENDER ASSEMBLY REAR LAMPS JUNCTION BLOCK (INSIDE OF LEFT REAR FRAME RAIL) RIGHT BACKUP LAMP RIGHT RIGHT REAR BACKUP SIDE MARKER LAMP LAMP SECONDARY FUEL PUMP RELAY TRAILER CONNECTOR UPPER RIGHT TAIL/ STOP, TURN SIGNAL LAMP VIDEO DISPLAY W/ ACTIVE BRAKE, W/O 10 SERIES W/ CAMPER, W/ CAMPER, W/O CAMPER, TRAILER, BACKUP TRAILER, BACKUP ALARM ALARM W/ DUAL FRONT DOOR MOUNTED, 4 SPEAKER SYSTEM W/ LUXURY EDITION W/O LUXURY EDITION, W/ REAR SEAT ENTERTAINMENT PACKAGE W/ LUXURY EDITION, REAR SEAT ENTERTAINMENT PACKAGE W/ PERFORMANCE ENHANCED AUDIO W/ REAR AUXILIARY FUEL TANK W/ SPO DVD W/ SPO HEATED SEATS W/O CAMPER, W/O LUXURY EDITION W/O PERFORMANCE ENHANCED AUDIO W/O RADIO W/O REAR AUXILIARY 6.0L (VIN G) FUEL TANK W/O REAR AUXILIARY FUEL TANK 6.0L (VIN G) W/O REAR SEAT RADIO, LUXURY EDITION W/O W/ INTEGRATED INTEGRATED TRAILER TRAILER BRAKE BRAKE WHT WIRE

BLK WIRE BLK/WHT WIRE CENTER CENTER SEAT CONSOLE ACCESSORY ACCESSORY POWER POWER OUTLET OUTLET CONSOLE COMPARTMENT ACCESSORY POWER OUTLET CREW CAB CREW CAB EXTENDED CAB CREW CAB/ EXTENDED CAB W/ PERFORMANCE ENHANCED AUDIO, FRONT COMPARTMENT CONSOLE DRIVE MOTOR BATTERY NEGATIVE HIGH VOLTAGE CONTACTOR RELAY DRIVER GENERATOR MOTOR BATTERY GENERATOR VENT FAN BATTERY DRIVER MOTOR GENERATOR BATTERY CONTROL MODULE DRIVER SEAT ADJUSTER W/ MULTI- SWITCH DIRECTIONAL PASSENGER POWER SEAT ADJUSTER EXCEPT CREW CAB EXCEPT HYBRID HYBRID EXCEPT REGULAR CAB EXTENDED CAB FROM FRONT PASSENGER/CHILD PRESENCE DETECTOR GMC GRD GRD GRD HYBRID EXCEPT HYBRID FROM FROM HYBRID W/ NON BUCKET FRONT INDIVIDUAL SEAT INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM (PPS) MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) LEFT FRONT REAR FENDER CLEARANCE LAMP LEFT LEFT REAR SIDE BACKUP MARKER LAMP LAMP LEFT LICENSE LAMP LEFT REAR LEFT REAR WINDOW DOOR LATCH SWITCH LEFT REAR RIGHT FRONT MOST FENDER REAR FENDER CLEARANCE CLEARANCE LAMP LAMP LOWER LEFT LEFT TAIL/ BACKUP STOP, TURN LAMP SIGNAL LAMP LOWER LEFT UPPER LEFT TAIL/ TAIL/ STOP, TURN STOP, TURN SIGNAL LAMP SIGNAL LAMP MEMORY SEAT MODULE (MSM) NCA WIRE PASSENGER SEAT BELT BUCKLE REAR LAMPS JUNCTION BLOCK (INSIDE OF LEFT REAR FRAME RAIL) REAR OBJECT SENSOR CONTROL MODULE REAR WINDOW DEFOGGER GRID RED WIRE RIGHT LICENSE LAMP RIGHT REAR DOOR LATCH RIGHT REAR MOST FENDER CLEARANCE TAILGATE MARKER LAMP LAMP RIGHT REAR WINDOW SWITCH TO DRIVER MOTOR GENERATOR TO GROUND BATTERY (DIAGRAM (DIAGRAM 6 OF 6) 6 OF 6) TRAILER BRAKE CONTROL RELAY TRAILER BRAKE CONTROL MODULE UPPER LEFT TAIL/ STOP, TURN SIGNAL LAMP W/ FULL FEATURE CENTER SEAT W/ NON BUCKET FRONT INDIVIDUAL SEAT W/ POWER WINDOWS, FULL FEATURE CENTER SEAT W/ REAR DEFOGGER W/ REAR DUAL WHEEL W/ TRAILER 6.6L, 6.0L (VIN G) BRAKE W/ACTIVE BRAKE W/O ACTIVE BRAKE W/O MULTI- DIRECTIONAL PASSENGER POWER SEAT ADJUSTER W/O NON BUCKET FRONT INDIVIDUAL SEAT W/O POWER WINDOWS, FULL FEATURE CENTER SEAT W/O REAR DEFOGGER W/O REAR PARKING ASSIST, LOW TIRE PRESSURE, REMOTE ENTRY W/O TRAILER BRAKE WHT WIRE YEL WIRE