fass ddrp lift pump pressure.
#1
fass ddrp lift pump pressure.
Ok what to do i have a FASS DDRP LIFT PUMP and whenever my truck warms up and expecially when hot my lift pump starts pushing 25 psi whenever i pull a heavy trailer for a good ways and then stop at idle it will max my gauge out to 30 psi im not for sure if my gauge is right but maybe?
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