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Home >> GMC >> 2002 >> Jimmy 2D Utility, Part Time, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 715 (Keyless Entry System) >> Diagnostic Information & Procedures >> DTC B3102: Keyless Entry Serial Data Circuit Shorted To Ground >> Test Description
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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)  - This step checks the keyless entry serial data circuit for voltage supplied by the body control module (BCM).
  2. Fig 1: DTC B3102 Diagnosis (Steps 1-6)
    G01713657Courtesy of GENERAL MOTORS CORP.
    Fig 2: DTC B3102 Diagnosis (Steps 7-9)
    G01713658Courtesy of GENERAL MOTORS CORP.