Chevrolet Cab & Chassis Silverado 3500 HD (2008-2011) obs det fuse 20 Wiring diagrams

ABS-1 FUSE 56 ABS-2 FUSE 8 BLK WIRE BLOWER MOTOR CONTROL MODULE BRAKE CONTROL, 10 SERIES CAMPER TRAILER PROVISION (BLUNT CUT) TRAILER CONNECTOR CLIMATE CONTROL SEAT MODULE (IF EQUIPPED) COOLED CREW CAB CTSY FUSE 5 DIM RT STOP BCM FUSE TRN SEATS FUSE FUSE 8 FUSE 24 DRIVER MEMORY SEAT SEAT ADJUSTER MODULE SWITCH (MSM) DRIVER SEAT 2 CIRCUIT ELEC RUN BOARD FUSE 60 ELECTRONIC BRAKE CONTROL MODULE (EBCM) EXTENDED CAB, POWER WINDOW FROM IPC FUSE 43 (DIAGRAM 1 OF 5) FROM RIGHT I/P J/B (DIAGRAM 1 OF 5) HEAVY DUTY ABS FUSE 55 HVAC BLWR FUSE 65 LBEC 1 FUSE 59 LEFT I/P J/B (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT DR CIRCUIT BREAKER LT GRN WIRE MBEC 1 FUSE 64 MEMORY DRIVER DOOR LOCK/ SEAT MODULE WINDOW (MSM) SWITCH OBS DET FUSE 20 OUTSIDE REARVIEW MIRROR SWITCH PASS SEAT 1 CIRCUIT PASSENGER PASSENGER DOOR LOCK/ WINDOW WINDOW SWITCH SWITCH PASSENGER PASSENGER SEAT SEAT LUMBAR ADJUSTER SWITCH SWITCH PWR REAR WNDW CIRCUIT PWR REAR WPR FUSE 23 MIR FUSE REAR DSM DDM HVAC FUSE FUSE FUSE REAR SEAT FUSE 1 RED WIRE RED/BLK WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) BODY CONTROL MODULE (BCM) RIGHT I/P J/B (IN RIGHT END OF DASH) RIGHT REAR WINDOW SWITCH ROOF BEACON RELAY (IN OVERHEAD CONSOLE) ROOF BEACON SWITCH ROOF MOUNTED BEACON PROVISION (BLUNT CUT) RT DOORS CIRCUIT S/ROOF FUSE 31 SLIDING SLIDING REAR REAR WINDOW WINDOW OPEN CLOSE RELAY RELAY STUD 1 FUSE 63 SUNROOF MODULE TO LGM FUSE 66 (DIAGRAM 3 OF 5) TO PDM FUSE (DIAGRAM 3 OF 5) TO PDM FUSE 9 (DIAGRAM 3 OF 5) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ ACTIVE BRAKE W/O ACTIVE BRAKE W/ ACTIVE BRAKE, W/O 10 SERIES W/ ACTIVE BRAKE, 10 SERIES W/ ACTIVE, VACUUM POWER W/ CAMPER W/O CAMPER TRAILER TRAILER PROVISION PROVISION W/ COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/ DRIVER POWER SEAT ADJUSTER W/ ELECTRICAL ALARM BULB W/ INDIVIDUAL FRONT SEAT W/ INDIVIDUAL FRONT SEAT W/ INDIVIDUAL FRONT SEAT, POWER MIRROR W/ PASSENGER POWER SEAT ADJUSTER W/ REAR POWER WINDOW W/ ROOF MOUNTED PROVI- SIONS W/ SUNROOF W/ W/O INDIVIDUAL INDIVIDUAL FRONT SEAT FRONT SEAT W/ WRECKER W/ ROOF, EMERGENCY BEACON VEHICLE RELAY ROOF LAMP RELAY W/O 10 SERIES W/O INDIVIDUAL FRONT SEAT W/O INDIVIDUAL FRONT SEAT, POWER MIRROR W/O INDIVIDUAL W/ INDIVIDUAL FRONT SEAT, FRONT SEAT, POWER MIRROR POWER MIRROR WHT RED/ WIRE WHT WIRE

ABS-1 FUSE 56 ABS-2 FUSE 8 BLK WIRE BLOWER MOTOR CONTROL MODULE BRAKE CONTROL, 10 SERIES CAMPER TRAILER PROVISION (BLUNT CUT) TRAILER CONNECTOR CLIMATE CONTROL SEAT MODULE (IF EQUIPPED) COOLED CREW CAB CTSY FUSE 5 DIM RT STOP BCM FUSE TRN SEATS FUSE FUSE 8 FUSE 24 DRIVER MEMORY SEAT SEAT ADJUSTER MODULE SWITCH (MSM) DRIVER SEAT 2 CIRCUIT ELEC RUN BOARD FUSE 60 ELECTRONIC BRAKE CONTROL MODULE (EBCM) EXTENDED CAB, POWER WINDOW FROM IPC FUSE 43 (DIAGRAM 1 OF 5) FROM RIGHT I/P J/B (DIAGRAM 1 OF 5) HEAVY DUTY ABS FUSE 55 HVAC BLWR FUSE 65 LBEC 1 FUSE 59 LEFT I/P J/B (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT DR CIRCUIT BREAKER LT GRN WIRE MBEC 1 FUSE 64 MEMORY DRIVER DOOR LOCK/ SEAT MODULE WINDOW (MSM) SWITCH OBS DET FUSE 20 OUTSIDE REARVIEW MIRROR SWITCH PASS SEAT 1 CIRCUIT PASSENGER PASSENGER DOOR LOCK/ WINDOW WINDOW SWITCH SWITCH PASSENGER PASSENGER SEAT SEAT LUMBAR ADJUSTER SWITCH SWITCH PWR REAR WNDW CIRCUIT PWR REAR WPR FUSE 23 MIR FUSE REAR DSM DDM HVAC FUSE FUSE FUSE REAR SEAT FUSE 1 RED WIRE RED/BLK WIRE RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) BODY CONTROL MODULE (BCM) RIGHT I/P J/B (IN RIGHT END OF DASH) RIGHT REAR WINDOW SWITCH ROOF BEACON RELAY (IN OVERHEAD CONSOLE) ROOF BEACON SWITCH ROOF MOUNTED BEACON PROVISION (BLUNT CUT) RT DOORS CIRCUIT S/ROOF FUSE 31 SLIDING SLIDING REAR REAR WINDOW WINDOW OPEN CLOSE RELAY RELAY STUD 1 FUSE 63 SUNROOF MODULE TO LGM FUSE 66 (DIAGRAM 3 OF 5) TO PDM FUSE (DIAGRAM 3 OF 5) TO PDM FUSE 9 (DIAGRAM 3 OF 5) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ ACTIVE BRAKE W/O ACTIVE BRAKE W/ ACTIVE BRAKE, W/O 10 SERIES W/ ACTIVE BRAKE, 10 SERIES W/ ACTIVE, VACUUM POWER W/ CAMPER W/O CAMPER TRAILER TRAILER PROVISION PROVISION W/ COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/ DRIVER POWER SEAT ADJUSTER W/ ELECTRICAL ALARM BULB W/ INDIVIDUAL FRONT SEAT W/ INDIVIDUAL FRONT SEAT W/ INDIVIDUAL FRONT SEAT, POWER MIRROR W/ PASSENGER POWER SEAT ADJUSTER W/ REAR POWER WINDOW W/ ROOF MOUNTED PROVI- SIONS W/ SUNROOF W/ W/O INDIVIDUAL INDIVIDUAL FRONT SEAT FRONT SEAT W/ WRECKER W/ ROOF, EMERGENCY BEACON VEHICLE RELAY ROOF LAMP RELAY W/O 10 SERIES W/O INDIVIDUAL FRONT SEAT W/O INDIVIDUAL FRONT SEAT, POWER MIRROR W/O INDIVIDUAL W/ INDIVIDUAL FRONT SEAT, FRONT SEAT, POWER MIRROR POWER MIRROR WHT RED/ WIRE WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 B+ 1 2 3 4 5 6 7 8 PPL RR SNS SIG RR SNS SIG LR SNS SIG SUPPLY LR SNS SIG 2378 2377 2376 2374 2375 PPL 5060 2751 2555 COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE DK BLU WIRE DK GRN WIRE EXCEPT HYBRID GMLAN GND DISABLE SIG GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P MULTI-FUNCTION SWITCH IND DIM LED DISABLE LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR MIDDLE OBJECT SENSOR (LEFT SIDE OF REAR BUMPER) LEFT REAR OBJECT CORNER SENSOR (LEFT CORNER OF REAR BUMPER) LOW REF LT BLU WIRE OBS DET FUSE 20 ORG/ WIRE PPL PPL/WHT WIRE REAR OBJECT SENSOR CONTROL MODULE (AT REAR CARGO AREA, BEHIND TRIM PANEL) REAR PARK ASSIST DISABLE SWITCH RED WIRE RED/WHT WIRE RIGHT REAR CORNER OBJECT SENSOR (RIGHT CORNER OF REAR BUMPER) RIGHT REAR MIDDLE OBJECT SENSOR (RIGHT SIDE OF REAR BUMPER) W/O SPO HEATED SEATS W/ SPO HEATED SEATS WHT WIRE YEL WIRE