2020 Lexus IS problems and complaints
Owners have filed 6 complaints with NHTSA about the 2020 Lexus IS. The most-reported areas: Unknown Or Other (2), Engine (2), Fuel/Propulsion System (2).
Key takeaways
- 6 owner complaints on file with NHTSA.
- 0 involve a crash, 0 a fire, 0 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Unknown Or Other | 2 | 33% |
| Engine | 2 | 33% |
| Fuel/Propulsion System | 2 | 33% |
| Steering | 1 | 17% |
| Power Train | 1 | 17% |
| Suspension | 1 | 17% |
One complaint can name several components, so shares add up to more than 100%.
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Unknown Or Other - filed 2026-09-11
Sunroof exploded outwards while driving on the freeway. Temperature about 56degrees F, humidity 92% pressure 29.94. Unsafe, glass exploding, sharp glass
Unknown Or Other - filed 2026-09-11
While I was driving, my sunroof on the top exploded. There was no rock impact, no external or internal impact. I called Lexus and they told me it’s not covered. The Lexus representative said to submit a claim with triple A cus it’ll be at least 5k to take out everything and replace it. They won’t fix it themselves.
Steering - filed 2026-04-28
Vehicle steering wheel gets slightly stuck around 70+ mph on highway. Possible issue with the EPS, steering rack, 4 pin point connecter. Lexus isn’t able to diagnose it
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More for the 2020 Lexus IS
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.