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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1917 (Wiring Systems And Power Management - Introduction) >> Schematic and Routing Diagrams >> Vehicle Zoning Strategy

Vehicle Zoning Strategy

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

All grounds, in-line connectors, and splices have identifying numbers that correspond to where they are located in the vehicle. The following table explains the numbering system.

Fig 1: View Of Utility/Van Zoning
GM160996Courtesy of GENERAL MOTORS CORP.
Callout Numbers Zone Description
100-199 Engine compartment (All forward of the dash panel)
200-299 Within the instrument panel area
300-399 Passenger compartment (From instrument panel to the rear of the passenger area)
400-499 Luggage compartment (From the rear of the passenger area to the rear of the vehicle)
500-599 Within the driver door
600-699 Within the front passenger door
700-799 Within the left rear door
800-899 Within the right rear door
900-999 Within the liftgate, endgate, or rear compartment lid