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

2.5 engine cold start up rough running for about 1minute then runs fine, why?

(1991 Jeep Wrangler)
this started after someone try to tune it up and it has drop gas mileage
1 answer & 1 comment
Popular Answer
of Greg's Orange Auto on January 18, 2013
sounds like fuel issue.poss vac leak or floodling condition cold.
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on January 18, 2013
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.
General Diagnosis
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of Greg's Orange Auto on January 18, 2013
sounds like fuel issue.poss vac leak or floodling condition cold.
Sign in to reply
on January 18, 2013
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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