Transfer case circuit, single speed for GMC Envoy II (2001-2009)

850 1640 1552 1553 GROUND BATTERY MOTOR CTRL A MOTOR CTRL B ANTI-THEFT SYSTEM ATC FUSE BLK WIRE BLK/WHT WIRE BRN/WHT WIRE CLASS 2 DATA DK GRN WIRE DK GRN/WHT WIRE ENC LO REF ENCODER ENCODER SIG GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START IGN E FUSE INSTRUMENT PANEL CLUSTER (IPC) LOGIC LT BLU WIRE NCA WIRE ORG/ WIRE PNK WIRE PPL PPL DATA LINK CONNECTOR (ON BOTTOM LEFT SIDE OF DASH) PPL FRONT SIG LO FRONT SIG HI PROPSHAFT SPEED SENSOR (LEFT FRONT) (ON LEFT FRONT OF TRANSFER CASE) REAR SIG HI REAR SIG LO RED WIRE SERVICE TRANSFER CASE SHIFT CONTROL MODULE (BEHIND LOWER LEFT SIDE OF DASH) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ IMMOBILIZER YEL WIRE