Sierra 1500 4WD V8-53L VIN Z Flex Fuel (2005) - Trailer Connector Diagrams
Trailer Connector: Diagram Information and Instructions
Trunk Zoning
TRUCK ZONING
All grounds, in-line connectors, pass-through grommets, and splices have identifying numbers that corresponds to where they are located in the vehicle.
The table explains the numbering system.
Electrical Symbols
