1990 Chevy Corsica Rough idle

1990 CHEVROLET CORSICA
39,000 MILES • 4 CYL • FWD • AUTOMATIC
Avatar
COOLCARS
  • MEMBER
  • 2 POSTS
custmore driving and car stalled..towed to shop put plugs in the car and started but runs terribly rough..put a ignition module on ruan the same.Kinda sounds like exhuast is plugged.....Any ideas
Apr 13, 2010 at 10:43 PM
Advertisement
Avatar
LEGITIMATE007
  • ✓Experienced Mechanic
  • 5,121 POSTS
that is possible, but I would check the egr valve could be stuck or clogged, (clean it first before putting new), then I would check the mapp sensor could be clogged or just no good(beyond cleaning)
Apr 14, 2010 at 2:09 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.