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1990 Ford Ranger Question: 87 ranger new fuel pump & ignition module runs good in the cold no in the heat

 

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doug ranger, 2.9L V6, Terrebonne, OR, July 12, 2014, 11:50
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good there be vapor lock from the lift pump to pressure pump when this happen there is no power to pressure pump I have by passed the inertial switch it only happen in the high heat of the day give it 45 mins then it runs?? how long you never know.

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