There are 1 owner-reported lighting complaints for the 2020 Hyundai Sonatain NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
My vehicle is missing it's third brake light. We have confirmed that it was forgotten during manufacturing. The dealer won't cover it. They say call corporate. Corporate says dealer has to fix it. In the mean time I'm pulled over for improper equipment, and brake light being out. It's a serious safety issue, covered by federal law. They quoted over $1000 to have it fixed at my expense.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026