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Old Tue, June 1st, 2010, 03:39 PM
travisunderwood travisunderwood is offline
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Quote:
Originally Posted by JackandJanet View Post
I'm far from being an expert on diesel A/F mixtures, but it sure sounds like you're running rich at altitude, which is the standard problem in that environment. Sounds almost like you need a separate high-altitude tune. But, I would have thought the MAF sensor could keep things balanced - it seems to work for gassers.

- Jack
Yup, I asked Bill about that. We will see. I am not sure if it was really a 'test' but I switched back to the stock tune just to see if there was the same issue which would of been a sensor/computer issue - but issue went away.
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