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1991 Ford F-150 Custom 4.9L Poor Idle Quality, Hesitation, Surge
Posted to Ford Driveability on 9/1/2006 7 Replies

This Truck acts like its [...] started cold,the IAC takes the RPM up as normal,then it'lljust stumble an die,till it warms up a [...] its hot the idle is rough but will smooth out with [...] you take off or accel,it'll stumble intermittenly,but not [...] has a...

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Message Closed w/Summary

car Vehicle Data

1991 Ford F-150 Custom

VIN 1FTDF15Y3M
Engine4.9 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI
SymptomsPoor Idle Quality, Hesitation, Surge
OccursOn Accel
Message Closed w/Summary

car Vehicle Data

1991 Ford F-150 Custom

VIN 1FTDF15Y3M
Engine4.9 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI
SymptomsPoor Idle Quality, Hesitation, Surge
OccursOn Accel