We don't have a lot of GMC Sierra 2500 drivetrain problems on file — feel free to add yours here. The most common Sierra 2500 drivetrain problems cost $3,700 to fix & occur at 90,000 miles. Click on a year below.

Worst Drivetrain Problems
rear differential blew 2006 GMC Sierra 2500
transfer case and rear end continually being replaced 2005 GMC Sierra 2500
ticking from under vehicle 2006 GMC Sierra 2500