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Fuel starvation both front and rear fuel pumps stop pumping fuel.electrical prob
1991 Ford F-150

Fuel starvation both front and rear fuel pumps stop pumping fuel.Electrical prob

(1991 Ford F-150)
!991 5.0 f-150 2wd.Truck will start but only run for a minute or so,when I try to start again I can't hear fuel pump pressureise line.After 10 mins.or so turn the key hear fuel pump and it will start then die.It has dual tanks,also rear tank will overflow front tank,Ive replaced fuel filter,pump relay
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Popular Answer
on September 01, 2015
Suspect tank switching valve.
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General Diagnosis
$88 - $111 Learn More
on September 01, 2015
Suspect tank switching valve.
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