KIA Optima Visibility Problems

Source: NHTSA · Updated Oct 10, 2026 · 131 complaints analyzed

Owners have filed 131 complaints with NHTSA about visibility problems on the KIA Optima across 19 model years. The 2016 model year has the most (30). The words owners use most often: “sun roof” (13% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Sun roof: mentioned in 17 of 131 complaints (13%)
  • Sunroof exploded: mentioned in 11 of 131 complaints (8%)
  • Loud explosion: mentioned in 8 of 131 complaints (6%)
  • Window regulators: mentioned in 7 of 131 complaints (5%)

At what mileage do visibility problems happen?

Based on 107 complaints that reported the odometer reading.

Under 10k miles19 · 18%
10k–25k miles19 · 18%
25k–50k miles23 · 21%
50k–75k miles20 · 19%
75k–100k miles15 · 14%
100k–150k miles10 · 9%
150k+ miles1 · 1%

How serious are the reports?

Of 131 complaints, 1 an injury.

KIA Optima visibility complaints by model year

Peak: 2016, with 30 complaints
2001: 5200152002: 222003: 5200352004: 112005: 1200512006: 12122007: 132007132008: 772009: 2200922010: 112011: 8201182012: 16162013: 142013142014: 882015: 3201532016: 30302017: 1201712019: 112020: 120201

n = 131 complaints · Source: NHTSA

Model yearVisibility complaintsShare of that yearMedian miles
2020 Optima11%58,009
2019 Optima10%10,479
2017 Optima10%37,300
2016 Optima304%70,000
2015 Optima30%63,550
2014 Optima81%31,500
2013 Optima141%14,000
2012 Optima162%44,000
2011 Optima81%36,531
2010 Optima11%82,000
2009 Optima22%11,500
2008 Optima75%33,000
2007 Optima138%60,000
2006 Optima128%37,500
2005 Optima11%59,000
2004 Optima10%10,000
2003 Optima54%9,000
2002 Optima22%60,233
2001 Optima53%—

When owners reported it

Peak: 2014, with 19 complaints
2002: 220022003: 32004: 420042005: 12006: 120062007: 22008: 220082009: 32010: 1120102011: 72012: 920122013: 72014: 192014192015: 82016: 220162017: 42018: 420182019: 32020: 520202021: 32022: 720222023: 92024: 820242025: 52026: 22026

n = 131 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists visibility for the KIA Optima. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

The contact owns a 2016 Kia Optima. The contact stated that while driving 10 MPH, the front driver’s and passenger’s side windows lowered unintendedly. Neither the dealer nor an independent was contacted. The vehicle was not taken to the dealer or an independent mechanic to be diagnosed. The…

Received Jun 23, 2026 · NHTSA complaint 11745895

The contact owns a 2016 Kia Optima. The contact stated that while driving approximately 45 MPH, there was loud banging sound coming from the vehicle and there were shards of glass on the right elbow of the contact. No warning light was illuminated. Upon further inspection, the contact stated that…

Received Mar 25, 2026 · NHTSA complaint 11727038

The contact owns a 2012 Kia Optima. The contact stated that while driving at 30 MPH, the contact pressed on the horn, and the horn failed to function as intended. No warning lights were illuminated. The contact stated that on a separate occasion, upon starting the vehicle and attempting to adjust…

Received Aug 18, 2025 · NHTSA complaint 11681327

The contact owns a 2016 Kia Optima. The contact stated that while driving in inclement weather on several occasions, all four windows of the vehicle became intermittently inoperable. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was notified of the…

Received Jun 27, 2025 · NHTSA complaint 11669700

The contact owns a 2020 Kia Optima. The contact stated that while attempting to make a right turn, there was an abnormal sound coming from the rear driver’s side window. The contact discovered that the glass had shattered. The contact stated that the Police Department advised her to contact the…

Received Mar 26, 2025 · NHTSA complaint 11650912

Frequently asked questions

Do all KIA Optimas have visibility problems?

No. NHTSA has 131 owner complaints about visibility for the KIA Optima. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the KIA Optima visibility?

No recall currently lists visibility for this vehicle.

What do owners say about visibility problems on the KIA Optima?

The most frequent phrase is “sun roof”, in 17 of 131 complaints, followed by “sunroof exploded” (11).

Other KIA Optima problems

See all KIA Optima problems.