2000 Grand Marquis going down the road stalls out and it won't start back immediately
Recently replaced plugs and a coil pack
seem to run better but after driving the car
on a long trip found out they it did not
Generally all coil packs should be replaced on a high mileage 4.6 engine. When replacing the coil packs it is best to use parts that are genuine Ford replacement parts. Some of the aftermarket coil packs are poorly made and will fail in a short time. How many miles on this car? Is the check engine light on?
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