Q:There are continuing emission system problems with GMC LML diesel trucks to the point that they have become untrustworthy. These problems can only be addressed at a GM dealer, and if you are in a ...
Certain units of 2020 through 2024 GMC Sierra 1500 and 2020 to 2024 GMC Sierra HD pickup trucks, as well as 2021 to 2024 GMC Yukon SUVs, equipped with one of several available Duramax diesel engines, ...
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