Replaced the fuel lift pump on my Cummins ISL
On my first day back in the US after three weeks in Canada my ISL started acting like it was starved for fuel... not wanting to make more than 50% power even on small hills. Pulled over and changed th...
Forum Discussion
Cummins lift pumps are reasonably easy to see if they are pumping. Disconnect the tank return line, turn on the key, if you get flow, it is working.
Where was the air coming from ? the pick up?
Where was the air coming from ? the pick up?
