Most common 2008 Lexus GS450H problems
Share of the 5 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Lexus GS450H complaints by model year
2008 Lexus GS450H recalls (1)
Engine and engine cooling › Engine
Toyota is recalling certain model year 2006 through 2008 Lexus passenger cars manufactured from August 26, 2005 through August 4, 2008. Micro-foreign objects in the material of the valve spring May degrade the strength of the valve spring, possibly causing the spring to break.
Remedy: Toyota will notify owners and dealers will repair the vehicles free of charge. The safety recall began on September 2, 2010. Owners May contact Lexus at 1-800-255-3987.
NHTSA defect investigations
Federal safety investigators have looked into a possible defect involving the 2008 Lexus GS450H:
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles.
2008 Lexus GS450H engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 3.5L 6-cyl hybrid | 6-speed automatic | RWD | 22 / 25 / 23 |
EPA ratings. Class: Compact car.
Frequently asked questions
Is the 2008 Lexus GS450H a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 5 complaints with NHTSA.
What is the most common problem with the 2008 Lexus GS450H?
The brakes — 1 complaint, 20% of all complaints for this model year. Next are the transmission & drivetrain (1) and fuel & propulsion system (1).
How many recalls does the 2008 Lexus GS450H have?
There is 1 recall for the 2008 Lexus GS450H, the most recent from July 6, 2010 (engine). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
At what mileage do 2008 Lexus GS450H problems happen?
The median mileage reported in complaints is about 85,000 miles; 0% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.