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Home >> Buick >> 2000 >> Regal GS >> Repair and Diagnosis >> External Pages >> Different car >> Section 631 (Body Control System) >> Diagnostic Information and Procedures >> On-Board Diagnostic Features >> Clearing DTCs
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Clearing DTCs

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Make sure the BCM is in self-test and you have retrieved DTCs.
  2. Press and hold the door UNLOCK switch on either front door for 4 seconds.