We don't have a lot of Hyundai Sonata fuel system problems on file — feel free to add yours here. The most common Sonata fuel system problems occur at 8,000 miles. Click on a year below.

Worst Fuel System Problems
mileage much less than advertised 2015 Hyundai Sonata
unintended acceleration 2017 Hyundai Sonata
Poor miles per gallon (MPG) 2013 Hyundai Sonata