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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 numbers below refer to the step numbers on the diagnostic table.

  1. 2. Verifies the condition for setting the DTC is current.
  2. 3. Checks for an intermittent short to voltage in the SECURITY indicator control circuit.
  3. 5. Checks for a short to voltage in the SECURITY indicator lamp control circuit.
    Fig 1: DTC B0686 Diagnostic Table
    G01503735Courtesy of GENERAL MOTORS CORP.
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