C 3500 Truck 2WD V8-6.0L VIN U (2001)
![background image](/gmc/c_3500_truck_2wd/v8-6.0l_vin_u/Page-1691005.png)
All grounds, in-line connectors pass-through grommets, and splices have identifying numbers that corresponds to where they are located in the vehicle.
The following table explains the numbering system.
Utility/Van Zoning