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Test Description

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

The number(s) below refer to the step number(s) on the diagnostic table.

  1. 2. The inability of the body control module (BCM) to enter the diagnostic mode may be due to a BCM malfunction.
  2. 3. The symptoms list in Symptoms will determine the correct diagnostic procedure to use.
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