the engine misfires during acceleration. on 2000 Buick Regal

misfires occur when climbing hills, when rpms approach 3000 and especially after driving for 30 minutes.

Asked by for the 2000 Buick Regal
1 answer
COULD BE PRIMARY OR SECONDARY IGNITION ISSUES, HAVE THE CAR SCOPE TO DETERMINE CORRECT REPAIR NEEDED. VERY POSS PLUG WIRE ISSUES