well instaled my new lift pump today not to bad , used factory cummins part ,got 15 psi at id. 11-12 wot, will be geting rid of truck in about six months so didnt want to spend alot..about 150 $

 

What will you replace it with?
Did you catch it before the VP threw codes?
Do you have a gauge?

 

well i had a test guage , hook to the test port on the vp on the in side, just for the hell of it . the truck started fine ran good , but the guage said 5 psi at id. about 1-2 at wot so i wasted no time to change it , it runs better now realy good . didnt run bad before but can tell a diffance