AI Damage2007 Lexus GS450H: common problems
Owners of the 2007 Lexus GS450H filed 15 complaints with NHTSA, most often about service brakes and engine. Details by component below, with sources.
Key figures
- Owner complaints
- 15
What fails most often
- 1 Service brakes 40% of all complaints
- 2 Engine 20% of all complaints
- 3 Electrical system 13% of all complaints
- 4 Powertrain 13% of all complaints
- 5 Air bags 7% of all complaints
- 6 Engine and cooling 7% of all complaints
- 7 Steering 7% of all complaints
- 8 Structure 7% of all complaints
- Service brakes: 6 complaints (40% of all).
- Engine: 3 complaints (20% of all).
- Electrical system: 2 complaints (13% of all).
- Powertrain: 2 complaints (13% of all).
- Air bags: 1 complaints (7% of all).
Symptoms owners describe
How many of the 15 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Service brakes | 6 | 0 | 0 |
| Engine | 3 | 0 | 0 |
| Electrical system | 2 | 0 | 0 |
| Powertrain | 2 | 0 | 0 |
| Air bags | 1 | 0 | 0 |
| Engine and cooling | 1 | 0 | 0 |
| Steering | 1 | 0 | 0 |
| Structure | 1 | 0 | 0 |
| Suspension | 1 | 0 | 0 |
| Visibility | 1 | 0 | 0 |
| Other | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
Air bags - lexus refused to cover under warranty deployed airbags due to lightly scrubbing a curb power train - the auxiliary oil pump on the automatic transmission failed, as it is commonly known to do. The bearings inside the pump wear down over time and eventually sieze.
The contact stated that the vehicle stalled without warning while driving 35 mph. The contact stated that the check hybrid indicator illuminated after the failure occurred.
The check engine, stability control, and electronic stability program warning lights illuminated. In addition, the vehicle vibrated severely when restarted and failed to accelerate when the accelerator pedal was depressed. The failure occurred whenever the vehicle was operated.
Rear view mirrior becomes discolored and grainy. Hinders the operator's ability to see the roadway and may present a safety hazard.
While driving at various speeds and engaging the brakes, the vehicle would shake violently. The vehicle was taken to the dealer but the technician was unable to diagnose the failure. The dealer was unable to diagnose the failure. The vehicle was not repaired.
The vehicle then immediately caught on fire. The fire department was called to extinguish the fire and a fire report was filed. The vehicle was inspected by the contact's insurance company but the cause of the failure was undetermined.
The contact stated that while driving at various speeds and engaging the brakes, the vehicle would shake violently. The vehicle was taken to the dealer but the technician was unable to diagnose the failure.
My car was parked inside of the parking structure of my condo. When my wife started the car and tried to move the car backward to leave the parking structure, about a second later, with huge boom noise, the car just collapsed.
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
Comparison
By complaint count this model year ranks 9,288 of 36,659 model years in the NHTSA data (top 25% most complained about).
On average one model year of the GS450H has 10 complaints (2 years in the data). This year has 15, above average.
What to check before buying
- Service brakes. Pedal feel, ABS operation, leaks, discs and hoses.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
Other years of this model
Questions and answers
What are the most common problems with the 2007 Lexus GS450H?
Owner complaints to NHTSA most often mention: service brakes, engine, electrical system. Total complaints: 15. The most frequent symptoms in complaint texts: vibration (20%), brake failure (7%), jerking, harsh shifts (7%).
How many service bulletins (TSB) were issued for the 2007 Lexus GS450H?
NHTSA lists 0 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2007 Lexus GS450H from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2007 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-06.