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 $2,100 to fix & occur at 31,000 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
fumes & smoke 2014 GMC Sierra 2500