GMC Sierra III (2013-2015) left i/p block junction (lower left side of dash) wiring diagram

18 29 26 66 ACCESSORY WAKEUP SERIAL DATA 19 6 ACCESSORY WAKEUP SERIAL DATA 6 SPEED A/T 6.6L 6.0L 8 19 HIGH SPEED GMLAN SERIAL DATA BUS (+) SER DATA COMM ENABLE ACCESSORY WAKEUP ACCESSORY WAKEUP SERIAL DATA BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE ELECTRONIC COMPASS MODULE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXCEPT 6.6L 6.6L GLOW PLUG CONTROL MODULE (GPCM) (6.6L) (RIGHT FRONT SIDE OF ENGINE) HI SPD GMLAN SERIAL DATA HIGH SPEED GMLAN SERIAL DATA BUS + LEFT I/P BLOCK JUNCTION (LOWER LEFT SIDE OF DASH) LINEAR INTERCONNECT NETWORK BUS LT BLU WIRE LT GRN WIRE NETWORK BUS NITROGEN OXIDES SENSOR 1 (IN EXHAUST, TOP LEFT REAR REAR SIDE OF ENGINE) NITROGEN OXIDES SENSOR 2 (IN EXHAUST, MIDDLE OF DIESEL PARTICULATE FILTER) REDUCTANT SENSOR MODULE (ABOVE REDUCTANT TANK) SER DATA COMMU- NICATION ENABLE SERIAL DATA TAN TAN/BLK WIRE TAN WIRE TAN/BLK TAN WIRE TAN/BLK WIRE TERMINATOR W/ PTO W/O PTO