Chevrolet Avalanche I (2001-2006) 2755 451 1670 1666 451 1668 1665 1174 ref low gnd Wiring diagram

18 19 20 21 PNK WIRE 2700 474 A/C SYSTEM 2755 451 1670 1666 451 1668 1665 1174 REF LOW GND 440 1049 710 B+ CLS 2 DATA CLS 2 DATA 720 469 REF LOW (A/T) REF LOW 772 633 410 1020 845 PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC SUSPENSION MODULE FUSE FUSE FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START INJ 1 CTRL INJ 6 CTRL DAMPING SIG RLY CTRL GND INJ 7 CTRL INJ 4 CTRL INJECTORS KS SIGNAL KS SIGNAL CKP SIG LEFT I/P FUSE BLOCK IGN 0 FUSE LEV SW SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PCMB FUSE PNK 1 2 3 4 5 WIRE PNK PNK 27 28 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL PPL 32 33 34 35 36 37 38 PPL/WHT WIRE PRND A SIG BRK SW SIG PRND P SIG PPL RANGE B RANGE C IGN B+ REF LOW RED WIRE RED/BLK WIRE REF LOW REF LOW GND SERIAL DATA (-) SERIAL DATA (+) STARTING SYSTEM TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE