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Re: Fun With G.M. MOST Systems
Posted to Technical Discussion Forum on 2/18/2016 4 Replies

Hi Brian

I am pretty much on the same diagnostic path as you here. But I think instead of going to the HMI or the AMP I think I would be going to connector X225 and unplugging that connector and having an inspection of the pins and pin fitment. If nothing w... Login to read more.

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