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1993 Mercury Marquis

Tiny
JGDRINKWINE
  • MEMBER
  • 1993 MERCURY MARQUIS
  • V8
  • 2WD
  • AUTOMATIC
  • 246,256 MILES
At start up car idles fine. I go to take off and it's jerky and backfiring. After it warms up it is fine and then after about ten fifteen minutes running it won't idle. I've changed fuel filter is all that I have tried at this point. What should I check next?

Joe
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Sunday, August 24th, 2008 AT 8:29 PM

1 Reply

Tiny
MASTERTECHTIM
  • MECHANIC
  • 4,750 POSTS
Tune up with plugs and wires. thats where i would start. sounds like its misfiring.


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Monday, August 25th, 2008 AT 7:35 PM

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