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1991 Jeep Wrangler Question: 2.5 engine cold start up rough running for about 1minute then runs fine, why?

 

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bella rose, Piketon, OH, January 17, 2013, 19:07
 Rookie

this started after someone try to tune it up and it has drop gas mileage

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    Greg's Orange Auto (13378 Answers) , Orange, CA - (714) 361-9386
    globalhelper January 18, 2013, 06:27
     Master

    sounds like fuel issue.poss vac leak or floodling condition cold.

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    bella rose, January 18, 2013, 14:42
     Rookie

    I'll check vac. line again. Did have fuel pump replace not to long ago but this was happening before that.
    Recheck vac. line found one crack in tee. still rough at cold start-up, I am talking temp at 40 or lower.

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