The 2019 Sonata is the final year of the 7th generation. Same 2.4L Theta II and 2.0T Theta II engines, same bearing-failure class action, same KSDS recall, same extended warranty. The 8th-gen redesign arrives in 2020 with a much-improved engine family.
Continued Theta II concerns. Even though it is the final year of the 7th gen, no underlying fix - the engine design is the same as 2017-2018.
Persistent issue.
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Avoid in favor of the 2020+ 8th gen. Theta II issues are unchanged from 2017-2018.
No - same Theta II concerns as 2017-2018. The redesigned 2020 8th-gen Sonata with the Smartstream 2.5L is the year to buy.
Expect $400-700/year in routine maintenance plus engine replacement risk. Use the extended warranty if applicable.
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If your 2019 Sonata is throwing a check engine light, these are the codes most often associated with the problems above. Click any code for full diagnosis steps and typical repair costs.
Mechanically nearly identical. Both have the Theta II bearing-failure risk.
The 2020 8th gen is a different car with a redesigned engine family. For reliability, the 2020 is significantly better.
It is also a Theta II variant. Bearing-failure risk applies.
Affected Theta II engines are covered for 10 years/120,000 miles. Verify with Hyundai by VIN.
If the engine survives the failure window or is replaced under warranty, 200K+ is achievable. Otherwise lifespan can be sharply reduced.