gmc Workshop Repair Guides

GMC K 1500 Truck 4WD V8-53L Workshop Service Manuals

Diagram Information and Instructions|Page 19095 > < Diagram Information and Instructions|Page 19089
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Underhood Lamp Switch: Diagram Information and Instructions

Truck 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 following table explains the numbering system.

Electrical Symbols

Diagram Information and Instructions|Page 19095 > < Diagram Information and Instructions|Page 19089