Symptom Tests (Pass-Key II(R)): Notes

WARNING: This page is about a different car, the 1998 Pontiac Bonneville, 1998 Oldsmobile Regency, 1998 Oldsmobile LSS, 1998 Oldsmobile Eighty-Eight, and 1998 Buick LeSabre. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: To prevent misdiagnosis, check for diagnostic trouble codes. See TESTS W/CODES article in ENGINE PERFORMANCE section.