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1990 Ford F-250 Custom 7.3L Upshifts
Posted to Ford Transmission on 6/3/2004 6 Replies

At first I thought 2nd gr. shift was mushy but as soon as it shifts, I'm getting tcc lock up. It then unlocks and relocks at the 2-3 shift and again at the 3-4 shift. Each shift is progressively later until 3-4. and even on lite throttle you must let up on thr...

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Message Closed w/FIX

car Vehicle Data

1990 Ford F-250 Custom

VIN 1FTHX25M9L
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedUpshifts
ConditionsVery Late
Misc.E40d
Message Closed w/FIX

car Vehicle Data

1990 Ford F-250 Custom

VIN 1FTHX25M9L
Engine7.3 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedUpshifts
ConditionsVery Late
Misc.E40d