Jumpy engine

1999 PONTIAC MONTANA
155,000 MILES • AUTOMATIC
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JENIFER53677
  • MEMBER
  • 1 POST
Rough idle when started. Dies as soon as I let offthe gas.
May 6, 2016 at 12:06 AM
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HMAC300
  • CAR REPAIR CONTRIBUTOR
  • 48,601 POSTS
try cleaning throttle plate on both sides and iac hole with choke cleaner then check fuel pressure with a gauge auto parts rent it.
May 6, 2016 at 7:06 AM
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RENEE L
  • CAR REPAIR CONTRIBUTOR
  • 1,260 POSTS
If you decide to check the fuel press yourself, here is a link to one of the articles from this site that explains and shows you how to the fuel pressures yourself.

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

Please get back to us with your results so we can further assist you. Thank you for visiting 2CarPros.com.
May 6, 2016 at 1:23 PM
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.