GMC Sierra III (2013-2015) ic 2 ctrl ic 6 ctrl ic 3 ctrl ckp sens sig Wiring diagrams

5-VOLT REF 1 5-VOLT REF 4 LOW REF BANK 1 SENSOR 1 (UPSTREAM OF LEFT CATALYTIC CONVERTER) BANK 2 SENSOR 1 (UPSTREAM OF RIGHT CATALYTIC CONVERTER) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CMP SENS SIG OIL PRESS SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) GRY WIRE GRY/WHT WIRE HEATED OXYGEN IC 2 CTRL IC 6 CTRL IC 3 CTRL CKP SENS SIG IC 7 CTRL IC 5 CTRL LOW REF 5-VOLT REF 2 IGNITION 1 VOLT LOW REF KS 1 SIG KS 2 SIG LOW REF LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL TP SENS 2 SIG PPL/WHT WIRE TAC MTR CTRL 1 TAC MTR CTRL 2 IC 8 CTRL IC 4 CTRL LOW REF LOW REF TAN WIRE TAN/WHT WIRE TP SENS 1 SIG YEL WIRE

5-VOLT REF 1 5-VOLT REF 1 5-VOLT REF 4 LOW REF BANK 1 SENSOR 1 (UPSTREAM OF LEFT CATALYTIC CONVERTER) BANK 2 SENSOR 1 (UPSTREAM OF RIGHT CATALYTIC CONVERTER) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CMP SENS SIG PRESS SENS SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) ENGINE OIL PRESSURE (EOP) SENSOR (TOP REAR OF ENGINE) GRY WIRE GRY/WHT WIRE HEATED OXYGEN IC 2 CTRL IC 6 CTRL IC 3 CTRL CKP SENS SIG IC 7 CTRL IC 5 CTRL LOW REF 5-VOLT REF 2 IGNITION 1 VOLT LOW REF KNOCK SENSOR (KS) 1 (LOWER LEFT SIDE OF ENGINE) KNOCK SENSOR (KS) 2 (LOWER RIGHT SIDE OF ENGINE) KS 1 SIG KS 2 SIG LOW REF LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK 6 7 8 9 WIRE PNK PNK 24 25 WIRE PNK WIRE PNK/BLK WIRE PPL PPL CAMSHAFT CTRL PPL TP SENS 2 SIG PPL/WHT WIRE TAC MTR CTRL 1 TAC MTR CTRL 2 IC 8 CTRL IC 4 CTRL LOW REF LOW REF TAN WIRE TAN/WHT WIRE TP SENS 1 SIG YEL WIRE YEL/BLK WIRE