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Re: 06 VT 365 (6.0) Hard Start
Posted to HD/Fleet Forum on 5/1/2010 8 Replies

Your symptom and IPR readings suggest a HP leak. It should make 1200PSI cranking with IPR under 40% and it should idle with IPR in the mid 20s.

If you had a hole with 160PSI, I'd expect a misfire and a cylinder contribution detected as well as some smoke. I ... Login to read more.

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