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Home >> Chevrolet >> 2000 >> Astro Van Cargo, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 276 (Keyless Entry System) >> Diagnostic Information And Procedures >> DTC B3102: Serial Data Circuit Shorted To Ground >> Test Description
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Test Description

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. 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: Identifying DTC B3102 Diagnostic Table
    G01755385Courtesy of GENERAL MOTORS CORP.