2021 Genesis G70 problems and complaints

Owners have filed 6 complaints with NHTSA about the 2021 Genesis G70. The most-reported areas: Engine (4), Unknown Or Other (3), Fuel/Propulsion System (2).

Key takeaways

  • 6 owner complaints on file with NHTSA.
  • 1 involve a crash, 1 a fire, 0 reported injuries.
  • Complaints are unverified owner reports; recalls are confirmed defects.
Complaints by component
ComponentComplaintsShare
Engine467%
Unknown Or Other350%
Fuel/Propulsion System233%
Electrical System117%
Service Brakes117%
Fuel System117%
Gasoline117%

One complaint can name several components, so shares add up to more than 100%.

NHTSA 5-Star crash ratings
VersionOverallFrontSideRollover
2021 Genesis G70 4 DR RWDNot ratedNot ratedNot ratedNot rated
2021 Genesis G70 4 DR AWDNot ratedNot ratedNot ratedNot rated

Latest complaints, as filed

Owner-written and unverified by NHTSA.

Electrical System,engine,fuel/Propulsion System - filed 2026-06-16

My car stopped in the highway

Unknown Or Other - filed 2026-06-08

Parked my car at home at 3pm on 11/20/25. At 3:07 my neighbor banged on my front door & told me my car is on fire. The fire was under the hood with flames emerging in front of the windshield. Called 911 as we got to safety. Within minutes, the car was engulfed in flames & we watched as it went up in flames, with poppin...

Unknown Or Other,engine - filed 2026-02-24

2021 Genesis G70 engine shutting off at stops, often linked to the Idle Stop and Go (ISG) system or, in some cases, unexpected stalls. Possibly the automatic transmission's calibration leading to rough stops, or needing to restart the car if the ISG fails to restart the engine upon releasing the brake. 2.24.26:The vehi...

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More for the 2021 Genesis G70

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.