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Test Description

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The number below refers to the step number on the diagnostic table.

  1. 3)  Tests for the proper operation of the circuit in the low voltage range.
    2. Fig 1: DTC P0463 Diagnosis (Steps 1-8)
    G01712663Courtesy of GENERAL MOTORS CORP.
    Fig 2: DTC P0463 Diagnosis (Steps 9-12)
    G01712664Courtesy of GENERAL MOTORS CORP.
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