Lexus IS300

my 2017 Lexus IS 300. While the vehicle was parked and not involved in a collision or crash, the driver-side rear curtain/side airbag unexpectedly deployed/exploded. There was no impact or event that should have caused an airbag deployment. The deployment occurred with significant force and caused damage inside the vehicle. The force of the deployment caused the roof/headliner area to become damaged and warped, and debris was violently discharged into the passenger compartment. The event was…

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.

Sunroof exploded outwards while driving on the freeway. Temperature about 56degrees F, humidity 92% pressure 29.94. Unsafe, glass exploding, sharp glass

Rear Driver side curtain air bag exploded while my car was parked. Happened around noon. It would have caused serious bodily injury to myself and passengers if we were in the vehicle.

I am reporting recurring infotainment, display, audio, and related electrical malfunctions with my vehicle that have continued despite multiple visits and repair attempts by an authorized Lexus dealership. The problems began when the vehicle was relatively new and have continued intermittently. While driving, the vehicle's audio system can suddenly cut out completely at different volume levels and without warning. When this occurs, normal audio functions are lost and the system generally does…

I am reporting a severe, unresolved safety hazard involving my 2023 Lexus IS350]. The vehicle is continuously flashing 'Braking System Malfunction,' 'Crash Light,' and 'Engine Light' alerts on the dashboard. This is the second major acceleration and braking system failure since purchasing the vehicle brand new.The authorized dealership, Meade Lexus, has repeatedly failed to properly diagnose or repair this critical braking issue over a 7-month period. On multiple service visits, the dealership…

I am unable to shut the engine off to pump fuel into the vehicle. The purge valve has been replaced, that maf sensor has been cleaned the leak detector pump has been changed. The vehicle will shut off and go into low power mode while driving on Highway, the idling is rough. The check engine light will not go off. The code is reading Po171.

On Saturday XXX, while driving on [XXX] at highway speed, without interior dashboard warning lamps or other warning symptoms both rear tires failed simultaneously & disintegrated creating a potentially catastrophic driving hazard for those with me inside the car as well as others on the Turnpike. This type of failure occurring at the same time on both rear tires with relatively low mileage of 27,680 miles raises concern about a potential defect. The rear tires are the original factory tires. I…

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

I am filing this updated complaint to supplement my prior complaint (NHTSA ID No. XXX, filed January 27, 2026) regarding a recurring, safety-critical engine defect in my 2020 Lexus IS300 RWD, 8AR-FTS engine. DEFECT: Three documented misfire events over seven weeks. The second (12/11/2025) and third (1/17/2026) each involved a temporary stall in active traffic requiring immediate evasive action. All events involved flashing MIL, reduced engine power, shaking, and abrupt deceleration. DIAGNOSIS:…