Chevrolet Silverado GMT K2XX (2013-2015) hi spd gmlan serial data Wiring diagrams

2501 2500 976 COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CUT) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXP/PTO FUSE 44 FUSE 49 GRY WIRE GRY/BLK WIRE HI SPD GMLAN SERIAL DATA HI SPD SERIAL DATA - HI SPD SERIAL DATA + LOW REF HI SPD SERIAL DATA - HI SPD SERIAL DATA + LOW REFERENCE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE MISC IGN FUSE 40 MODE SELECT A PTO REMOTE SW SET SIG PTO RELAY COIL CTRL PTO SW INDICATOR CTRL PNK WIRE POWER TAKE OFF (PTO) PROVISION (BLUNT POWER TAKE OFF (PTO) RELAY POWER TAKE OFF (PTO) SWITCH POWER TAKE OFF MODULE (PTO) (OUTSIDE OF RIGHT FRONT CHASSIS FRAME) PPL PPL/WHT WIRE RED/ WHT WIRE RED/WHT WIRE REMOTE MODE ENABLE SIG PTO ENGAGE SIG PTO RLY ENGAGE SIG RES+ SERIAL DATA ENABLE SET OFF SHUTDOWN SIGNAL TAN WIRE TAN/BLK WIRE TCC BRAKE SIGNAL UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT RED/ WIRE WHT WIRE YEL WIRE

2 3 LO SERIAL DATA HI SERIAL DATA 5 4 12 13 HI SPD GMLAN (+) HI SPD GMLAN (-) HI SPD GMLAN (-) HI SPD GMLAN (+) 6.0L (VIN B) 8600 GVM W/ ACTIVE BRAKE CONTROL 8600 GVW W/O ACTIVE BRAKE CONTROL CAN BUS HI SERIAL DATA CAN BUS LOW SERIAL DATA CNG CONTROL MODULE COMM ENABLE SERIAL DATA DATA LINK RESISTOR DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY) EXCEPT 6.0L (VIN B) FUEL PUMP FLOW CONTROL MODULE (REAR FRAME, NEAR SPARE TIRE MOUNT) HI SPD GMLAN HI SPD GMLAN SERIAL DATA LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LESS THAN 8600 GVM LT BLU WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE SERIAL DATA SERIAL DATA (-) HI SPD GMLAN SERIAL DATA COMM ENABLE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) W/ ACTIVE BRAKE CONTROL 10 SERIES W/ ACTIVE BRAKE CONTROL EXCEPT 10 SERIES W/ ONSTAR W/ TRAILER BRAKE W/ TWO SPEED TRANSFER CASE W/O INTEGRATED TRAILER BRAKE CONTROL W/O ONSTAR W/O TRAILER BRAKE W/O TWO SPEED TRANSFER CASE YAW RATE, LATERAL ACCELERATION SENSOR (UNDER CENTER CONSOLE TRIM PANEL) YEL WIRE YEL/BLK WIRE

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