There are 3 stored owner reports matching the lighting leading-label group for the 2020 Hyundai Tucson in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 3 of 3 matching reports.
Open the full vehicle complaint log (all categories)The contact owns a 2020 Hyundai Tucson. The contact stated that the "Check Brake Light" message was displayed on the instrument panel, and the screen indicated that the rear brake light bulb was defective. The vehicle was initially taken to an independent mechanic where the brake light bulb was replaced; however, the failure recurred. The vehicle was then taken to a dealer where the contact was informed that the brake light bulb had failed because the bulb was an aftermarket part. The contact had the brake light bulb replaced with an authorized Hyundai part; however, that part also failed soon after the bulb was replaced. The manufacturer was notified of the failure and referred the contact back to the dealer for assistance. The vehicle was taken back to the dealer but was not yet repaired. The failure mileage was approximately 40,000.
The contact owns a 2020 Hyundai Tucson. The contact stated that while reversing, the brake warning light illuminated. The vehicle was taken to an independent mechanic where it was diagnosed and determined that the brake light needed to be replaced. The independent mechanic informed the contact that the brake light housing case had melted. The dealer was contacted to purchase a new housing case. The contact purchased the part, and the vehicle was taken to the independent mechanic and the vehicle was repaired; however, the failure persisted. The manufacturer was made aware of the failure. The failure mileage was approximately 100,000.
The left brake lights are on the vehicle remains on even when the brake is not pressed.
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.