1996 Chevy Silverado misses badly

1996 CHEVROLET SILVERADO
190,000 MILES • V8 • 4WD • AUTOMATIC
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ANDREWRAYMER
  • MEMBER
  • 1 POST
hey i just replaced the spark plug wires and made sure the spark plugs had proper gap and looked good and they did so i made sure the wires were in the right place one wire at a time well it still misses really bad i don't know why but it just wot run without the miss but it idles fine
Oct 26, 2010 at 10:37 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 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.Manifold absolute pressure sensor
Oct 26, 2010 at 10:38 AM
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