Forum Discussion

mtrumpet's avatar
mtrumpet
Explorer
Sep 08, 2014

Tips on replacing Fuel Lift Pump/Cummins 350 ISC?

This past Friday when preparing to leave for a weekend trip, after airing up and hooking up the towed, I noticed a large wet spot under the engine. It was fuel. Upon checking, found that my lift pump ...
Class A
DSDP_Don's avatar
DSDP_Don
Explorer
Sep 09, 2014
"mtrumpet".....Typically, when someone does a job like this, they change out other components like the filters. I would only suggest starting the engine first, after replacing the pump and getting the fuel flowing before you change filters and have an issue with dry filters.

About Motorhome Group

38,756 PostsLatest Activity: Oct 02, 2025