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1996 Chevy Astro Timing

Tiny
NINI84
  • MEMBER
  • 1996 CHEVROLET ASTRO
1996 Chevy Astro 6 cyl Two Wheel Drive Automatic

96 Astro Van has a mulitple misfires. A complete full service has been completed (tune-up), also the fuel pump and cadiconverter has also been changed. Do you think for any reason if it can be any electrical problems?
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Monday, August 23rd, 2010 AT 2:53 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 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.
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Monday, August 23rd, 2010 AT 3:09 AM

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