2024 Gmc Sierra 2024 Duramax Problems. Two weeks in i had a problem with the pro tailgate going down on its own. Skip to main content popular searches

Gm has issued a service bulletin for a def sensor problem fix for the 2020 to 2024 gmc sierra 1500, gmc sierra hd, and gmc yukon involving module recalibration. There was a stuttering feeling as i slightly.