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What 13 owners told NHTSA about the 2014 Lexus Rx450h

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (13)Crash / fire / injury (3)Brakes (3)Airbags (2)Fuel system (2)Body & structure (1)Electrical system (1)Engine (1)Lane Departure (1)Tires (1)Transmission & drivetrain (1)

1 of 13 complaints match · Transmission & drivetrain · clear filters

Feb 5, 2022Transmission & drivetrain

Driving the car on the highway. The transmission lost power & engine started revving with no movement. It was dangerous because we could have been rear ended. We had car towed to the Peterson Lexus dealer in Boise Idaho. They said that the internal bearing failed & recommend a new transmission.

NHTSA ODI 11450590

Working with the data? Download all 13 complaints as CSV · fetched from NHTSA July 14, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2014 Lexus Rx450h verdict →