my truck shakes alot but only when im sitting still. It does good on the road. I have changed my plugs and coil paks what else could it be?
Oct 20, 2010 at 5:11 PM
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RASMATAZ
CAR REPAIR CONTRIBUTOR
75,992 POSTS
Engine running rough or misfiring can be cause by the following:
1.Defective spark plug
2.Inadequate spark/coil,defective spark plug wire.
3.Lack of compression
4.False air leakage.
5.Faulty fuel injectors.
6.Insufficient fuel pressure.
7.Contaminated fuel.
8.EGR valve that is leaking.
9.Oxygen sensors.
10.Throttle position sensor.
11.Idle air control valve.