Misfires under load (acceleration) can be caused by the valve cover gaskets leaking oil into the spark plug wells shorting the spark plugs to the cylinder head. New spark plug wires will be needed and the valve cover needs to be resealed.
Average mileage: 152,311 (50,000–230,000)
Engines affected: 2.3L V6 Supercharged, 2.5L V6
30 people reported this problem