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Engine loss of power

Tiny
JULZRULZ
  • MEMBER
  • 2001 CHEVROLET ASTRO
  • 2WD
  • AUTOMATIC
  • 120,000 MILES
2001 astro van is running rough, loss of power and misfires
Thursday, July 21st, 2011 AT 4:57 AM

2 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Go to this link: 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-
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Thursday, July 21st, 2011 AT 6:07 AM
Tiny
CADIEMAN
  • MECHANIC
  • 3,544 POSTS
Youll need to have the engine scoped for this. Bad plug, wire, or what ever.
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Thursday, July 21st, 2011 AT 5:16 PM

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