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Larrysr1957's avatar
Larrysr1957
Explorer
Apr 16, 2021

Engine idle surges up and down when stopping at lights

I have a 97 ford 460 that has an idle surge and sometimes stalls when stoppingat traffic signals or signs. The mechanics has replaced the throttle positioning sensor and the idle air control and clea...
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Larrysr1957's avatar
Larrysr1957
Explorer
Apr 16, 2021
Fuel pressure has been check and is good. IAC has been replaced. It happens with the a/c on and off. The surge occurs a lot engine stalls occasionally
Sorry to answer all questions at once but I don't know how to answer questions individually

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