We don't have a lot of Buick Regal exhaust system problems on file — feel free to add yours here. The most common Regal exhaust system problems cost $100 to fix & occur at 150,000 miles. Click on a year below.

Worst Exhaust System Problems
O2 sensor needed replacing 2002 Buick Regal
exhaust manifold split 2011 Buick Regal