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Quality issues related to the 3.0L I6 LZ0 turbodiesel Duramax are drawing more and more attention online, and in response, GM has issued a new Service Bulletin.

There is no vehicle type more American than the full-size SUV. These truck-based behemoths are the nation’s preferred large family haulers, with no brand more closely tied to the segment than ...

Owners of vehicles cradling GM’s baby Duramax turbodiesel engines are likely familiar with the capless fuel filler system. While this system is designed to make refueling easier, adding a fuel cap can ...