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Home >> Buick >> 2002 >> Century Custom >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Keyless Entry System >> Diagnostic Information And Procedures >> DTC B3102: Serial Data Circuit Shorted To Ground >> Test Description

Test Description

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.
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