poor running dodge 318

1987 DODGE VAN
160,000 MILES • V8 • 2WD • AUTOMATIC
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ROCKET702
  • MEMBER
  • 1 POST
my 87 dodge van 318 passed nv smog yesterday now has a random acseleration stumble or miss firing when warmed up
Jan 14, 2011 at 1:04 AM
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RASMATAZ
  • ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Do you have a check engine light on and when was the last tune-up?

Engine running rough or misfiring can be cause by the following:

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

1.Defective spark plugs
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
12.Mass Airflow Sensor
13.Idle air control valve

Note: If it doesn't apply disregard it-
Jan 14, 2011 at 1:24 AM
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