We don't have a lot of GMC Sierra 2500 exhaust system problems on file — feel free to add yours here. The most common Sierra 2500 exhaust system problems cost $6,400 to fix & occur at 61,000 miles. Click on a year below.

Worst Exhaust System Problems
diesel exhaust fluid system 2011 GMC Sierra 2500
'emission system requires service' warning message 2012 GMC Sierra 2500
def tank failure 2021 GMC Sierra 2500