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Exterior lightingPart report

2020 Hyundai Tucson Exterior lighting Problems

Complaints
4about this part
Share
2%of 179 total for the year
Median mileage
70,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the exterior lighting of the 2020 Hyundai Tucson, 2% of the 179 complaints for this model year. Where a mileage was given, the median is 70,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“While driving one evening, it was brought to my attention that my passenger brake light was remaining on, when I was not braking. A week later, both sides are on. This happens only if my headlights are on - automatically or if I manually turn my headlights on. The back center light will only come on when I high the brake pedals. Again, back brake lights on driver and passenger side remain on regardless of brake pedal is engaged.”

NHTSA complaint #11462878, filed 2022-04

“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. …”

NHTSA complaint #11647004, filed 2025-03, 100,000 miles

Related service bulletins

Exterior lighting: other model years

YearComplaintsShare of year
202635%
2025186%
202433%
202354%
202282%
202111%
202042%
201962%
2018133%
2017151%
2016292%
201521%
201421%
201221%
201111%
201035%
200916%
200758%
200697%
2005137%

Other parts of the 2020 Hyundai Tucson

Engine
73 complaints
Brakes
44 complaints
Other or unknown
28 complaints
Electrical system
19 complaints
Forward collision avoidance
13 complaints
Transmission and drivetrain
9 complaints
Air bags
7 complaints
Back-over prevention (rear camera)
7 complaints
Fuel system
6 complaints
Lane departure
6 complaints
Steering
4 complaints
Seats
3 complaints

← All problems reported for the 2020 Hyundai Tucson

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology