Chevrolet Silverado 1500 (2000-2012) serial data Wiring diagrams

10 11 PNK SENS SIG WIRE 16 5 SER DATA RWD SIG 9 10 PPL FWD CTRL RWD CTRL BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER MEMORY/HEATED SEAT SWITCH DRIVER'S MEMORY SEAT CIRCUIT DSM FUSE 25 ELECTRONIC ADJUSTABLE PEDAL (EAP) ASSEMBLY (UNDER LEFT SIDE OF DASH) EXIT GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P MULTI-FUNCTION SWITCH LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOGIC DRIVER DOOR LOCK/WINDOW SWITCH LOW REF MEMORY SEAT MODULE (MSM) (UNDER FRONT OF DRIVER'S SEAT) ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL SW SIG PPL/WHT WIRE RED/WHT WIRE SERIAL DATA SW SIG TAN WIRE YEL WIRE YEL/BLK WIRE

ANL/DRL DEFEAT AUTO BATTERY BATTERY BATTERY BATTERY GROUND BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) CREW CAB ONLY FUSE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HEAD PARK HEADLAMP SWITCH HOT AT ALL TIMES HOT IN ACC, RUN HOT IN ACC, RUN, START HOT IN RUN, START I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGNITION KEY ALARM SWITCH LEFT REAR DOOR LATCH ASSEMBLY LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (PART OF PARK BRAKE ASSEMBLY) PARK LAMP ON SIGNAL GROUND DIMMING INPUT PNK WIRE POWER DISTRIBUTION SYSTEM RIGHT REAR DOOR AJAR SW LEFT REAR DOOR AJAR SW RIGHT REAR DOOR LATCH ASSEMBLY SERIAL DATA TAN WIRE TBC ACCY FUSE TBC BATT FUSE TBC IGN 0 FUSE TBC IGN 1 FUSE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) WHT WIRE YEL WIRE

22 3 11 SERIAL DATA LEFT SEAT BELT LOW REFERENCE 22 3 18 SERIAL DATA LOW REFERENCE LEFT DOOR AJAR SW 22 5 20 SERIAL DATA DOOR AJAR SWITCH LOW REFERENCE BASE BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (DDM) (IN DRIVER'S DOOR) DRIVER SEAT BELT SWITCH FRONT PASSENGER DOOR LATCH ASSEMBLY FRONT PASSENGER DOOR MODULE (FPDM) (IN RIGHT FRONT DOOR) GASOLINE DIESEL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) IGN INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER LEFT FRONT SEAT) INSTRUMENT PANEL CLUSTER (IPC) LEFT TURN LOGIC LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK 1045 1044 WIRE PPL PPL 1132 1036 1037 1047 1046 RADIO RIGHT TURN SEAT BELT SERIAL DATA SUPPLEMENTAL RESTRAINTS SYSTEM TAN WIRE W/CONVENIENCE PACKAGE COMFORT, DECOR LEVEL 3 W/MEMORY SEATS WHT WIRE YEL WIRE

1 2 3 4 5 6 6206 2426 2080 LOW REF LOW REF LOW REF PNK WIRE 1066 1065 5286 UP SW SIG FWD SW SIG FWD SIG 1067 1064 DOWN SW SIG RWD SW SIG 1518 1519 1522 1269 RR VERT UP SW FRT VERT UP SW HORZ FWD SIG RECLN FWD SIG 2482 2435 LOW REF LOW REF PNK WIRE ADJUSTABLE PEDALS CIRCUIT COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DOWN DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER MEMORY/HEATED SEAT SWITCH DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT LUMBAR SWITCH EXIT GRY WIRE GRY/BLK WIRE I/P MULTI-FUNCTION SWITCH (W/ ADJUSTABLE PEDAL) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LH SEAT SIG LOGIC LT BLU WIRE LT GRN WIRE MEMORY SEAT MODULE (UNDER FRONT OF DRIVER'S SEAT) ORG/ WIRE PPL PPL/WHT WIRE RH SEAT SIG RWD RWD SIG SEATS SYSTEM SERIAL DATA SW SIG TAN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

7 3 SUPPLY VOLT LOW REF BATTERY BLK WIRE COMPUTER DATA LINES SYSTEM DDM FUSE 4 DK GRN WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR GRN WIRE GROUND HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LOGIC HVAC CONTROL MODULE LOW REF ORG/ WIRE PASSENGER DOOR LOCK/WINDOW SWITCH PASSENGER OUTSIDE REARVIEW MIRROR PDM FUSE 9 POWER DISTRIBUTION SYSTEM REAR DEFOGGER IND REAR DEFOGGER SWITCH RED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SERIAL DATA SUPPLY VOLT WHT WIRE

7 3 SUPPLY VOLT LOW REF BATTERY BLK WIRE COMPUTER DATA LINES SYSTEM DDM FUSE DK GRN WIRE DRIVER DOOR SWITCH (DDS) FUSE BLOCK (I/P) (LEFT SIDE OF DASH) GROUND HOT AT ALL TIMES HVAC CONTROL MODULE JUNCTION BLOCK (RIGHT I/P) (IN RIGHT END OF DASH) LOW REF OUTSIDE REARVIEW MIRROR- DRIVER OUTSIDE REARVIEW MIRROR- PASSENGER PASSENGER DOOR SWITCH (PDS) PDM FUSE POWER DISTRIBUTION SYSTEM R DEF REAR DEFOG SWITCH RED WIRE RED/WHT WIRE SERIAL DATA SUPPLY VOLT WHT WIRE

1 4 5 6 GND GND B+ B+ 2426 2080 2482 2435 PNK LOW REF LOW REF LOW REF LOW REF WIRE 4 1 3 2 2425 2079 2436 2434 TEMP SIG TEMP SIG TEMP SIG TEMP SIG BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER BACK HEATED SEAT ELEMENT (IN DRIVER'S SEAT BACK) DRIVER CUSHION HEATED SEAT ELEMENT (IN DRIVER'S SEAT CUSHION) DRIVER SEAT 2 GRY WIRE HOT AT ALL TIMES LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MEMORY SEAT MODULE (UNDER FRONT OF DRIVER'S SEAT) NCA WIRE PASSENGER BACK HEATED SEAT ELEMENT (IN PASSENGER'S SEAT BACK) PASSENGER CUSHION HEATED SEAT ELEMENT (IN PASSENGER'S SEAT CUSHION) PNK ELEM CTRL WIRE PNK WIRE PPL RED/WHT WIRE SERIAL DATA TAN WIRE TAN/BLK WIRE YEL WIRE YEL/BLK WIRE

4 6 B+ GND BACK SEAT IND BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CUSHION/BACK IND DDM FUSE 4 DK BLU WIRE DK GRN WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER HEATED SEAT SWITCH DSM FUSE 25 GRY WIRE HIGH IND HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LOW IND LT BLU WIRE MED IND PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER HEATED SEAT SWITCH PDM FUSE 9 PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SERIAL DATA TAN WIRE WHT/BLK WIRE YEL WIRE

4 58 22 21 30 46 LOW REF ECT SENS SIG 6.0L 6.6L 4.8L, 5.3L,, 6.2L 4.3L AIR TEMPERATURE ACTUATOR (TOP MIDDLE OF HVAC MODULE) BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE COOLING FAN (6.6L) (FRONT CENTER OF ENGINE COMPT) EXCEPT 6.0L EXCEPT 6.6L 6.6L FAN FUSE 68 FAN RELAY GRY WIRE HEAD HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOGIC B+ GND LT BLU/BLK WIRE LT GRN WIRE MODE ACTUATOR (LEFT END OF HVAC MODULE) LOGIC NEAR FAN SHROUD) ORG/BLK WIRE RECIRCULATION ACTUATOR (FRONT A/C) (TOP RIGHT SIDE OF HVAC MODULE) SENS SIG FAN RLY CTRL PWRTRN RLY CTRL FAN RLY CTRL RLY SPD SIG LOW REF SPD SIG SERIAL DATA TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 4 10 5 7 RETRACT CTRL EXTEND CTRL SENS SIG LOW REF SENS SIG 2 6 1 3 7 POSITION CTRL MTR COMM POSITION CTRL LOW REF SPLY VOLT 4 6 B+ GND BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER OUTSIDE REARVIEW MIRROR PDM FUSE 9 POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SERIAL DATA WHT WIRE YEL WIRE