Quote:
Originally Posted by car 311
GM truck fuel pumps are notoriously bad. its in the tank too boot and a pain in the ace or expensive to have done. an old mechanic suggested not to run the below 1/4 tank. the low fuel causes the pump to run hot and go out early. above a 1/4 the fuel surrounding the pump aids in cooling.
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You can actually leave the in-tank pump in and install an external on the frame rail. A pump from a 1988 Ford F250 is the exact 14psi pump for the TBI system. It's about $60 and really never dies, it's also nice and quiet and comes with a bracket.