GMC Cab & Chassis Sierra 3500 (2004-2007) 2 4 battery ground Wiring diagram

14 22 10 11 BATTERY SERIAL DATA LOCK CTRL UNLOCK CTRL 2 3 BATTERY GROUND 2 4 BATTERY GROUND 22 14 2 15 20 21 SERIAL DATA BATTERY KEY SW KEY SW SIG UNLOCK CTRL LOCK CTRL BATTERY LOCK CTRL UNLOCK CTRL SERIAL DATA GROUND BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, NEAR STEERING COLUMN) BRN WIRE DDM FUSE DK BLU WIRE DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR MODULE (INSIDE DRIVER DOOR) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) FRONT PASSENGER DOOR MODULE (INSIDE RIGHT FRONT PASSENGER DOOR) GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN KEY SW IGNITION KEY ALARM SWITCH (ON STEERING COLUMN) KEY SWITCH LOCK LOCK ACTUATOR LT DOOR C.B. LT GRN WIRE ORG/ WIRE PDM FUSE RT DOOR C.B. TAN WIRE TAN/BLK WIRE TBC BATT FUSE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNLOCK DOOR LOCK SWITCH WHT WIRE