Chevrolet Cab & Chassis Silverado 3500 (2004-2007) tan/blk Wiring diagrams

61 33 (DIESEL) (GAS) 46 49 ABS FUSE ANTI-LOCK IND BLK WIRE BLK/WHT WIRE BRAKE IND BRN WIRE BRN/WHT WIRE CLUTCH START SWITCH (M/T) (TOP OF CLUTCH CLUTCH ASSY) CPP SW SIG DEL TORQUE SIG DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF INNER FRAME) EXCEPT SEO GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) BRAKE FUSE IGN E FUSE IGNITION INSTRUMENT CLUSTER LEFT FRONT SENSOR (-) RIGHT FRONT SENSOR (+) BRAKE INPUT LEFT FRONT WHEEL SPEED SENSOR LOGIC LT BLU WIRE LT GRN/BLK WIRE NCA WIRE OF TRANSFER CASE) OF TRANSMISSION) ORG/BLK WIRE PNK WIRE POWERTRAIN OR ENGINE CONTROL MODULE (PCM OR ECM) (ON LEFT FRONT OF ENG COMPT) PPL PPL DATA LINK CONNECTOR (DLC) (BELOW STEERING COLUMN) PPL PPL PPL/WHT WIRE RED WIRE SEO SEO IGN FUSE STOPLAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC BRAKE SW TRACTION CONTROL IND (IF EQUIPPED) TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM (TRANSFER CASE CIRCUIT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) VSS HIGH VSS LOW VSS OUTPUT YEL WIRE YEL/BLK WIRE

1056 1037 INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM 1796 245 254 1970 (BASE) (UPPER LEVEL) 2353 1382 4040 1732 230 2240 INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM 244 255 1391 193 (BASE) (UPPER LEVEL) (BASE) 5 VOLT REF CLASS 2 SERIAL DATA 812 1140 1969 1080 1353 ANTI-THEFT SYSTEM AIR CONDITIONING SYSTEM 1851 1059 2090 11 ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM HORNS SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC POWER STEERING SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM FUSE GRY WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES I/P FUSE BLOCK I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PARK LAMP SW ON SIG PNK WIRE PNK/WHT WIRE PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN/BLK WIRE TBC BATT FUSE TOW/HAUL SW SIG TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK UPPER LEVEL WHT WIRE YEL WIRE

2 HI IND CONTROL 2-HI IND 4 HI IND CONTROL 4 LO IND CONTROL 4-HI IND 4-LO IND AUTO BATTERY (B+) BLK WIRE BRN/WHT WIRE CREW CAB ONLY DIMMING INPUT DIMMING LO REF DK GRN/WHT WIRE DRL OFF ELECTRONIC POWER STEERING SYSTEM EXCEPT HYBRID FOG LAMP RLY CTRL DRL OFF IND CTRL HEADLAMP ON IND CTRL 5 VOLT REF PPL PNK WIRE FUSE GRY WIRE GRY/BLK WIRE HEADLAMP ON HEADLAMP SWITCH HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) IND INST PANEL DIMMING LED DIMMING SUPPLY I/P LAMPS DIM SUPPLY INSTRUMENT PANEL CLUSTER LEFT REAR WINDOW SWITCH LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK AWD IND CONTROL WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RIGHT REAR WINDOW SWITCH TAN/BLK WIRE TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) TRANSFER CASE SHIFT CONTROL SWITCH

1 2 3 4 5 6 7 8 9 10 11 12 13 BATT (+) 1150 (OR 1250) GND 1257 1258 TORSO BOLSTER IN CTRL TORSO BOLSTER OUT CTRL PPL 1523 1521 1520 HORIZ RWD SW SIG REAR VERT DN SW SIG FRT VERT DN SW SIG 2 3 PNK WIRE 2407 5701 1269 LUM MTR FWD SW SIG TORSO BLSTR IN SW SIG RECLINE RWD SW SIG 2408 5702 LUM MTR RWD CTRL TORSO BLSTR OUT SW SIG RECLINE FWD SW SIG 2425 1048 SEATS SYSTEM HEATED SEAT TEMP SIG CLASS 2 SERIAL DATA 4 5 PPL 610 610 PNK PNK WIRE 940 1985 2432 12 VOLT REF 5 VOLT REF HTD SEAT BACK PWR BLK WIRE BLK/WHT 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'S SEAT ADJUSTER SWITCH FRT DWN RR UP FRT UP GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) SEAT CIRCUIT BREAKER LT BLU WIRE LT GRN WIRE LUM MTR FWD CTRL LUM MTR RWD CTRL LUM MTR RWD CTRL MEMORY SEAT MODULE (UNDER LEFT FRONT SEAT) NOT USED NOT USED ORG/ WIRE PNK/ SEATS SYSTEM WIRE PPL PPL TRSO BLSTR POS SENS SIG REC FWD REC RWD RWD RECLINE POS SEN SIG RED/WHT WIRE RR DWN FWD SEATS SYSTEM SEATS SYSTEM HEATED SEAT TEMP SIG SEATS SYSTEM HTD SEAT BACK PWR TAN WIRE TAN/BLK WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

14 22 10 11 BATTERY SERIAL DATA LOCK CTRL UNLOCK CTRL 2 3 BATTERY GROUND 2 4 BATTERY GROUND 22 14 2 15 20 21 SERIAL DATA BATTERY KEY SW KEY SW SIG UNLOCK CTRL LOCK CTRL BATTERY LOCK CTRL UNLOCK CTRL SERIAL DATA GROUND BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, NEAR STEERING COLUMN) BRN WIRE DDM FUSE DK BLU WIRE DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR MODULE (INSIDE DRIVER DOOR) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) FRONT PASSENGER DOOR MODULE (INSIDE RIGHT FRONT PASSENGER DOOR) GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN KEY SW IGNITION KEY ALARM SWITCH (ON STEERING COLUMN) KEY SWITCH LOCK LOCK ACTUATOR LT DOOR C.B. LT GRN WIRE ORG/ WIRE PDM FUSE RT DOOR C.B. TAN WIRE TAN/BLK WIRE TBC BATT FUSE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNLOCK DOOR LOCK SWITCH WHT WIRE

1-2 SOL 2-3 SOL 3-2 SOL 32 33 34 PNK WIRE A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BRK FUSE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (TOP CENTER REAR OF ENGINE) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR (TOP REAR OF ENGINE) FUEL TANK PRESSURE SENSOR (ON FUEL TANK, INTEGRAL TO FUEL PUMP, SENDER ASSEMBLY) GRY DK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN GRY WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP REAR OF ENG, ON INTAKE MANIFOLD) ORG/ WIRE ORG/BLK WIRE PC SOL VALVE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REV STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STOP LPS FUSE TAN (OR BLK) WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL TFT SENSOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) VEHICLE SPEED SENSOR (REAR OF TRANSMISSION/ TRANSFER CASE) WHT WIRE YEL WIRE YEL/BLK WIRE

32 33 34 PNK WIRE 9 10 PNK WIRE ACT CNTRL APP SENS 1 APP SENS 2 AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE CRUISE CONTROL SYSTEM CRUISE REQ DATA DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT/ECM FUSE FUSE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, START I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) IAT SENSOR IGN LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PPL PPL/WHT WIRE R/A INPUT RED WIRE RED/BLK WIRE RED/WHT WIRE REF LOW S/C INPUT SIGNAL STP LP IN TAC CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE (LEFT REAR OF ENGINE COMPT) TP SENS 1 TP SENS 2 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) VEH STOP FUSE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

32 33 34 PNK WIRE A/C SYSTEM A/C SYSTEM STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRANK FUSE CSS SIG AXLE SW SIG VSS LOW SIG VSS HIGH SIG AT ISS HIGH SIG AT ISS LOW SIG CTRL CYCLE SIG DELIVERED TORQ PC SOL HI CTRL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP VENT CTRL MIL CTRL 2-3 SS CTRL 1-2 SS CTRL VSS OUT VSS OUT TFT SENS SIG EXC SEO FUEL LEV SENS FUEL LEV SIG FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, START HOT IN START IAT SIG IGN CTRL IGN CTRL IGN CTRL IGN CTRL PPL IGN IGN CTRL IGN CTRL IGN CTRL IGN CTRL IGN FEED GND IGNITION COILS INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER IPC/DIC FUSE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAF SIG MAP SIG CFAN HI RLY EVAP CANP CTRL MALFUNCTION INDICATOR LAMP NCA WIRE ORG/ WIRE PC SOL LO CTRL PMP RLY CTRL RPM OUT PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE PRESS SENS SIG IND CTRL PPL RED WIRE RED/BLK WIRE RED/WHT WIRE REF LO REF LOW RPM OUT SEO SPARK PLUG SPARK PLUG SPARK PLUG STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC SOL CTRL CLU RLY CTRL UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

A/T ACCELERATOR PEDAL POSITION SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE BUS - COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE FUSIBLE LINK 3 GLOW PLUG 1 GLOW PLUG 2 GLOW PLUG 3 GLOW PLUG 4 GLOW PLUG 5 GLOW PLUG 6 GLOW PLUG 7 GLOW PLUG 8 GLOW PLUG CONTROL MODULE (GPM) GLOW PLUG FUSE GLOW PLUGS GRD GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES IAH COMM 1 IAH COMM 2 IAH CURRENT SIG IAH SIG IAH TEMP SIG IAH VOLT SIG IGN 0 IGN 1 INTAKE AIR HEATER (IAH) MODULE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE M/T NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL 28 29 PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/LT GRN WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

400 (OR 821) A/C SYSTEM A/C SYSTEM STARTING/CHARGING SYSTEM A/T ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLU RLY CTRL CLUTCH SW AXLE SW SIG VSS LOW SIG VSS HIGH SIG CRANK FUSE CTRL DELIVERED TORQ DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP CANP CTRL EVAP VENT CTRL MIL CTRL EXC SEO FUEL LEV SENS FUEL PRESS SIG FUSE GEN GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, START HOT IN START IAT SIG IGN CTRL IGN CTRL IGN CTRL IGN CTRL PPL IGN IGN CTRL IGN CTRL IGN CTRL IGN CTRL IGN FEED GND IGNITION COILS INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER IPC/DIC FUSE LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE M/T MAF SIG MAP SIG MIL REQUEST NCA WIRE ORG/ WIRE ORG/BLK WIRE PMP RLY CTRL RPM OUT PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL FUEL LEV SIG PPL PNK PNK WIRE PPL/WHT WIRE PRESS SENS SIG IND CTRL RED WIRE RED/BLK WIRE RED/WHT WIRE REF LO REF LOW REF LOW PRESS SENS SIG CRANK VOLT REF LOW REF LOW RPM OUT SEO SPARK PLUG SPARK PLUG SPARK PLUG STARTING SYSTEM STARTING SYSTEM TRANSMISSIONS SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANS- MISSION CONTROL MODULE (LEFT FRONT OF ENG COMPT) UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) VSS OUT VSS OUT WHT WIRE YEL (OR PPL/WHT) WIRE YEL WIRE YEL/BLK WIRE