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Exterior lightingPart report

2020 Hyundai Sonata Exterior lighting Problems

Complaints
2about this part
Share
1%of 182 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the exterior lighting of the 2020 Hyundai Sonata, 1% of the 182 complaints for this model year.

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.

“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.”

NHTSA complaint #11586509, filed 2024-05

“I took my vehicle into the dealership when it was under 12,000 miles for another issue and mentioned a problem with the headlight on the right fogging up with moisture. I was immediately told that this had to be seen with their eyes because light cost more than $1,000. It has continued for over 1 1/2 years. Early this month, I took a picture at night and in the morning. The service manager wanted to add another hoop; can you get a picture of the water in it? The water is droplets on the light, decreasing visibility on the road. Pictures are attached. …”

NHTSA complaint #11497838, filed 2022-12

Related service bulletins

Exterior lighting: other model years

YearComplaintsShare of year
2024715%
202322%
202021%
20191811%
2018226%
2017203%
2016385%
2015383%
201412016%
201319710%
20121419%
20112497%
2010103%
2009143%
2008205%
2007355%
2006454%
20051710%
200452%
200332%
200221%
200110%
200021%
199932%
199812%
199724%
199614%
199314%
199215%

Other parts of the 2020 Hyundai Sonata

Fuel system
59 complaints
Electrical system
40 complaints
Engine
32 complaints
Other or unknown
30 complaints
Transmission and drivetrain
24 complaints
Body and structure
17 complaints
Seats
16 complaints
Forward collision avoidance
12 complaints
Air bags
7 complaints
Steering
7 complaints
Vehicle speed control
7 complaints
Visibility (wipers, defrost, mirrors)
7 complaints

← All problems reported for the 2020 Hyundai Sonata

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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