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1989 Ford F-150 Custom 5.0L Preignition
Posted to Ford Driveability on 3/21/2000

Any Ideals please these units never make sense to me. I read the the books and test, but results never make sense to me. I have checked the knock [...] ok to me. timing retards imedwhen manifold is tap. check timing and it was set 10^ that is same as d...

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Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTEX15NDK
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsPreignition
OccursAlways
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTEX15NDK
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsPreignition
OccursAlways