Diagnostic Aids
WARNING: This page is about a different car, the 2001 Pontiac Grand Prix, 2001 Pontiac Firebird, 2001 Oldsmobile Intrigue, and 2001 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
During diagnosis, park vehicle on a level surface. Check vehicle for proper alignment. Car should not pull in either direction while driving straight on a level surface. Find out from customer the conditions under which DTC was set. This information will help to duplicate failure. Snapshot function on scan tool can help find an intermittent DTC.