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Ford Master
1,243 Answers
- Posted on Jul 28, 2011
Re: I just started to fix up my 1991 f150 lariat, and...
It could be the PCM , but I would check the fuel pump relay first. the relay could be sticking to make the fuel pump run all the time. as far as the dying problem you may want to check the idle air by-pass valve to make sure your idle rpm's are sufficient.
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