Cummins 2005 ISL low power AGAIN!
What we thought was a sticking exhaust brake on our MH is now a, They don't know. The exhaust brake checked out good and functioning properly. $515.67 later and Cummins West thinks it could be a faul...
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Have they checked the Low Pressure fuel pump. On mine, that would work, then lose the boost because the fuel pump wasn't working properly. The fact that it will do it after stopping for fuel makes me wonder about this.
