Transfer case circuit, 2-speed manual for GMC Sierra III (2013-2015)
Transfer case circuit, 2-speed manual
BLK WIRE
COMPUTER DATA LINES SYSTEM
DATA 1 (+)
DK BLU WIRE
ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD)
FRONT AXLE ENGAGEMENT ACTUATOR (ON REAR OF TRANSFER CASE)
GRY/BLK WIRE
HOT W/ IGNITION MAIN RELAY ENERGIZED
LOCK IND
LOGIC
LOW SIG
POWER DISTRIBUTION SYSTEM
SERIAL
TRANS IGN FUSE
TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE)
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
VIO/BLK WIRE
WHT WIRE
YEL/WHT WIRE
