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2020 Kia Optima problems

What owners reported to NHTSA, at what mileage, and every safety recall for this model year.

151owner complaints
0safety recalls
6involved a crash

Also reported: 3 fires, 5 people injured, 0 deaths. Each complaint is counted once even if it lists several components.

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Most reported problems

Complaints by component. One complaint can name more than one component, so these add up to more than 151.

Engine102
Usually 77,438–119,250 miles (middle half of 8 reports with mileage)
Power train27
No mileage given in these reports
Unknown or other16
Usually 7,500–7,500 miles (middle half of 1 reports with mileage)
Electrical system14
No mileage given in these reports
Parts named: Ignition › anti-theft › immobilizer/proximity › key/sender (1)
Fuel/propulsion system12
No mileage given in these reports
Engine and engine cooling8
Usually 75,592–122,000 miles (middle half of 7 reports with mileage)
Parts named: Engine › oil/lubrication (1)
Air bags7
Usually 4,297–30,000 miles (middle half of 5 reports with mileage)
Service brakes7
Usually 2,000–7,450 miles (middle half of 5 reports with mileage)
Vehicle speed control6
Usually 20–20 miles (middle half of 1 reports with mileage)
Forward collision avoidance5
Usually 7,500–7,500 miles (middle half of 1 reports with mileage)
Parts named: Automatic emergency braking (3); Warnings (2); Adaptive cruise control (1)

When problems show up

Reports by odometer reading at the time of the problem, top components. Each bar is a 25,000-mile band, labeled by where it starts (0 = 0–25k miles). Reports without mileage are left out.

Engine

8 reports with mileage · median 103,592 miles
025k50k75k100k125k150k175k200k+

Unknown or other

1 reports with mileage · median 7,500 miles
025k50k75k100k125k150k175k200k+

Safety recalls (0)

Recalls that cover the 2020 Kia Optima. Some apply only to certain trims or build dates. This page cannot tell whether a specific car's recall work was done.

Check a specific VIN's open recalls on nhtsa.gov

No safety recalls on file for this model year.

Questions to ask the seller

Has the engine had any repairs, oil leaks, or check-engine lights? Ask for the invoices and listen for knocking or ticking on a cold start.

102 owner complaints mention the engine, half of the reports with mileage are between 77,438 and 119,250 miles.

Has the transmission been serviced or repaired? On the test drive, watch for slipping, delayed engagement, or harsh shifts.

27 owner complaints mention the transmission or drivetrain.

Any battery drain, dashboard warning lights, or electrical repairs? Test every switch, screen, and power accessory before buying.

14 owner complaints mention the electrical system.

Any stalling, hesitation, loss of power, or fuel smell? Ask whether fuel-system parts were replaced and get the receipts.

12 owner complaints mention the fuel or propulsion system.

Any overheating, coolant loss, or engine repairs? Ask for invoices and check the coolant level and temperature gauge on the test drive.

8 owner complaints mention the engine or cooling system, half of the reports with mileage are between 75,592 and 122,000 miles.

Other Kia Optima years

Owner complaints per model year (2010–2022). Older cars have had more time to collect reports.

201075 complaints2011594 complaints2012920 complaints20131,386 complaints2014590 complaints20151,009 complaints2016759 complaints2017256 complaints2018232 complaints2019212 complaints2020151 complaints

Compare all years on one chart

Source: NHTSA complaints file (FLAT_CMPL, updated 2026-10-21) and NHTSA recalls file. Page generated 2026-10-22.

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