Chevrolet Silverado 1500 HD (2001-2006) 19 20 21 22 23 24 25 pnk pnk Wiring diagram

12 13 14 PPL 19 20 21 22 23 24 25 PNK PNK WIRE 2 3 4 PPL 9 10 11 12 13 14 15 16 17 18 19 PNK PNK WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (REAR SIDE OF LEFT CYLINDER HEAD) FUEL PUMP RELAY FUEL PUMP/ SENDER ASSEMBLY (IN FUEL TANK) GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES KNOCK SENSOR (REAR OF ENGINE BLOCK) LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANS- MISSION) PCM B FUSE PNK 1 2 3 4 5 WIRE PNK 17 18 WIRE PNK 7 8 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSY) UNDER- HOOD FUSE BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE