GMC Savana G2500 (1996-2013) ref low gnd 1551 1671 1667 1551 1669 1653 Wiring diagrams

18 19 20 21 22 23 24 PNK WIRE 2755 1551 1670 1666 1551 1668 1665 1174 REF LOW GND 3-2 SS CTRL REF LOW 439 440 574 PNK WIRE 440 1049 710 B+ CLS 2 DATA CLS 2 DATA REF LOW REF LOW 625 1551 RLY CTRL GND 771 420 776 PRND A SIG BRK SW SIG PRND P SIG PPL 772 633 410 1020 PRND B SIG CMP SIG ECT SIG IGN INJ 2 CTRL INJ 6 CTRL BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BEHIND LOWER RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CENTRAL SEQUENTIAL FUEL INJECTION (AT TOP OF ENGINE) CKP 1 SIG DK BLU WIRE DK GRN WIRE ENG 1 FUSE 23 ENG 2 FUSE 21 FROM UNDERHOOD PASS- THROUGH GROMMET BREAKOUT) FUSE 39 FUSE 40 GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START IGN 0 FUSE 6 INJ 1 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL KS 1 SIGNAL LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PCM BATT FUSE 2 PNK 1 2 3 4 5 WIRE PNK PNK 25 26 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (IN ENGINE COMPT, ON LEFT INNER FENDER) PPL PPL PPL PPL/WHT WIRE RANGE B RANGE C IGN B+ REF LOW RED/WHT WIRE REF LOW REF LOW GND 1551 1671 1667 1551 1669 1653 REF LOW REF LOW STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

18 19 20 21 22 23 24 PNK WIRE 2755 1551 1670 1666 1551 1668 1665 REF LOW GND 3-2 SS CTRL REF LOW 439 440 574 PNK WIRE 440 1049 B+ CLS 2 DATA 625 1551 RLY CTRL GND 771 420 776 PRND A SIG BRK SW SIG PRND P SIG PPL 772 633 410 1020 PRND B SIG CMP SIG ECT SIG IGN INJ 2 CTRL INJ 6 CTRL BLK WIRE BLK/WHT WIRE BRN/WHT WIRE CENTRAL SEQUENTIAL FUEL INJECTION (AT TOP OF ENGINE) CKP 1 SIG DK BLU WIRE DK GRN WIRE ENG 1 FUSE 23 ENG 2 FUSE 21 FROM UNDERHOOD PASS- THROUGH GROMMET BREAKOUT) FUSE 39 FUSE 40 GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START IGN 0 FUSE 6 INJ 1 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL KS 1 SIGNAL LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PCM BATT FUSE 2 PNK 1 2 3 4 5 WIRE PNK PNK 25 26 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (IN ENGINE COMPT, ON LEFT INNER FENDER) PPL PPL PPL PPL/WHT WIRE RANGE B RANGE C IGN B+ REF LOW RED/WHT WIRE REF LOW REF LOW GND 1551 1671 1667 1551 1669 1653 REF LOW REF LOW STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE