Yukon/Denali 2WD V8-4.8L VIN V (2005)
Body Control Module: Diagram Information and Instructions
Utility/Van Zoning
UTILITY/VAN ZONING
All grounds, in-line connectors, pass-through grommets, and splices have identifying numbers that correspond to where they are located in the vehicle.
The table explains the numbering system.
Electrical Symbols