C 1500 Truck 2WD V6-4.3L VIN W (2001)
![background image](/gmc/c_1500_truck_2wd/v6-4.3l_vin_w/Page-3980005.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