Chevrolet Silverado Classic 1500 HD (2007-2007) ppl ppl 31 32 33 34 35 36 37 Wiring diagrams

A/C SYSTEM ANTI-LOCK BRAKES SYS B+ CLS 2 DATA BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL PTO ENGAGE CRANKSHAFT POSITION (CKP) SENSOR (BEHIND LEFT VALVE COVER) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FUSE FUSE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) IGN 0 FUSE INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA KS SIGNAL PTO STATUS LEV SW SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE M/T OIL LEV SW SIG PTO ENG KILL ORG/ WIRE ORG/BLK WIRE PCMB FUSE PNK IGN B+ REF LOW PTO ENABLE SW REF LOW GND WIRE PNK PNK 2 3 WIRE PNK PNK 27 28 WIRE PNK PNK 4 5 6 7 8 9 10 11 12 13 WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL BRK SW SIG P/N SIG CPP SW SIG INJ 1 CTRL INJ 6 CTRL PPL PPL PPL PPL 31 32 33 34 35 36 37 PPL/WHT WIRE RED/BLK WIRE REF LOW REF LOW GND RLY CTRL GND STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 PNK WIRE ALLISON TRANSMISSION BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (MIDDLE OF RIGHT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) F/ PUMP RELAY FUEL PUMP RELAY (SECONDARY) (DUAL TANKS) (ON UNDERHOOD FUSE BLOCK BRACKET) FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN PRIMARY FUEL TANK) GRY WIRE HOT AT ALL TIMES HOT IN RUN, START SBA FUSE INTERNAL MODE SWITCH KNOCK SENSOR (BANK 1) (LEFT SIDE OF ENGINE) KNOCK SENSOR BANK 2 (ON RIGHT SIDE OF ENGINE, FORWARD OF STARTER) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PCM B FUSE PNK PNK 2 3 WIRE PNK PNK 27 28 WIRE PNK PNK 4 5 6 7 8 9 10 11 12 13 WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL PPL 31 32 33 34 35 36 37 PPL/BLK WIRE PPL/WHT WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) WHT WIRE YEL WIRE