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Axledragger's avatar
Axledragger
Explorer
Jan 04, 2017

Diesel engine hard to start. But runs great.HELP

I have an airstream motorhome with a Cummins diesel type C engine with only 45000 miles. I have never had a starting issue. Now It only has a problem at cold start (67 degrees) after that it starts ri...
lanerd's avatar
lanerd
Explorer II
Jan 04, 2017
I had a C7 ACERT CAT that acted the same. Always had to turn on the engine heat for abut 10 minutes or so prior to trying to start. Even then it would crank for 15 seconds or so before it would catch and I'd have to keep the starter motor running for another 5 seconds or so.

Traded it in on our Phaeton and the 2nd owner of it said he had to replace the lift pump and then it would start like it should.

Have no idea if that may be your problem...different engine altogether.

Ron

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