NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2019 Lexus LS. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
The contact owns a 2019 Lexus LS500. The contact stated while driving approximately 45 MPH, the vehicle decelerated to 20 MPH and made a knocking sound. The contact was able to drive 15 MPH and pulled over off the roadway. There was no warning light illuminated. The vehicle was towed to the residence and then to the dealer. The dealer diagnosed the vehicle, and the contact was informed that the engine was blown. The manufacturer was not made aware of the failure. The failure mileage was 19,000.
Data synced from NHTSA on May 4, 2026