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Re: 2008 GMC Sierra 2500 HD 6.6 LMM
Posted to Technical Discussion Forum on 5/7/2020 3 Replies

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DIC said drive to regen P0101 and P0571 . The driver said he saw the check engine lite before the DIC and reduce power mode. This is a police vehicle.

Maf was reading correctly cold and hot after w... Login to read more.

3 Replies Received (View Replies)