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Lexus GS450HModel year report

2008 Lexus GS450H Problems

Complaints
5filed with NHTSA
Median mileage
82,500miles, 4 complaints with mileage
Recalls
1campaigns on record
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA crash rating
—overall rating starts with 2011 models
EPA fuel economy
23 mpgcombined, 3.5L 6-cyl · hybrid RWD · 22 city / 25 hwy

Sources: NHTSA records for the 2008 Lexus GS450H (complaints, recalls, investigations), EPA fuel economy. Report an error

NHTSA recorded 5 consumer complaints for the 2008 Lexus GS450H. The part named most often is brakes, with 1 complaints (20% of the total), followed by engine (1) and fuel system (1). 4 of the complaints include a mileage, and 0% of those were filed for vehicles with under 50,000 miles; the median is 82,500 miles. Of all complaints, 1 involved a crash, 1 a fire, according to the filers. NHTSA lists 1 recall campaign and 103 technical service bulletins for this model year. Brakes complaints overlap with 8 technical service bulletins filed under the same part. Engine complaints overlap with 1 technical service bulletin filed under the same part.

This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Example complaints

Brakes: “My vehicle has been diagnosed with a faulty ABS actuator. This has made braking hard, sometimes unresponsive, and disables the ABS. I took it to the Lexus dealership where this was confirmed and I was quoted over $4,000 to repair this issue. I called Lexus corporate to work out a deal, however they were unwilling to cooperate. Looking this issue up on the internet it is all over. Many owners of the GS450H has experienced this issue and as a result have had to spend thousands of dollars to fix it. …”

NHTSA complaint #10871307, filed 2016-05, 85,000 miles

Engine: “I am the owner of a Lexus 2008 GS450H and take excellent care of my vehicle. On june 10, 2017, I took my car to the Lexus of roseville dealership in roseville, california for the 80k mile servicing.. No other work was performed on my vehicle between june 10 - august 29, 2017 and no one was even under the hood of the vehicle. Lexus of roseville is responsible for the damage, subsequent expenses to repair and related expenses. …”

NHTSA complaint #11113142, filed 2018-07

Fuel system: “I own a 2008 Lexus gs 450h. I recently (march 2018) had an issue with my car that I need to share with the NHTSA. When starting my car, I noticed the smell of gasoline while sitting in the driver's seat. I knew something was obviously wrong. I took my car to the nearest auto shop where they troubleshot the gasoline leak to a fuel pressure pulsation damper on the fuel rail of the engine. After doing a little research on the internet, I have discovered there have been multiple recalls for gasoline leaks in the engine bays of Lexus vehicles. …”

NHTSA complaint #11081390, filed 2018-03, 172,606 miles

Other or unknown: “Car suddenly accelerated rapidly from very slow speed in hybrid mode when in process of stopping to park behind another car on friends property, resulting ramming car ahead.”

NHTSA complaint #10862377, filed 2016-05, 80,000 miles

Mileage when problems were reported

0% of the 4 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 80,000 and 85,000 miles.

0%0–100%10–250%25–5025%50–7550%75–1000%100–15025%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (4 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 82,500 miles.

Complaints by year filed

Fewer than 15 complaints, too few for a reliable trend.

20162201720182
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Fuel economy and running cost

EPA ratings for each 2008 Lexus GS450H version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving).

VersionEngineTransmissionCityHwyComb.Fuel / yr
GS 450h RWD3.5L 6-cyl · hybrid6-speed automatic222523$3,550

Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.

Recalls and investigations

Recall details for the 2008 Lexus GS450H → · Check a VIN at nhtsa.gov/recalls

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 103 on record; the latest 10 are shown.

See all 103 bulletins →

Other model years of the Lexus GS450H

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
2008582,5001—23—Not enough data
20071573,0001—23—Stable

All Lexus GS450H model years

Frequently asked questions

How many NHTSA complaints does the 2008 Lexus GS450H have?

NHTSA recorded 5 consumer complaints for the 2008 Lexus GS450H as of Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2008 Lexus GS450H is reported most often?

Brakes is named most often, in 1 complaints (20% of the total), followed by engine with 1.

Has the 2008 Lexus GS450H been recalled?

NHTSA lists 1 recall campaign for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

What gas mileage does the 2008 Lexus GS450H get?

The EPA rates the 2008 Lexus GS450H (GS 450h, 3.5L 6-cyl · hybrid) at 23 mpg combined, 22 city and 25 highway, with an estimated annual fuel cost of $3,550 at 15,000 miles a year. Other engine and drive versions are rated differently.

At what mileage are problems with the 2008 Lexus GS450H reported?

Among the 4 complaints that include a mileage, the median is 82,500 miles and the middle half falls between 80,000 and 85,000 miles; 0% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Fuel economy is from the EPA and DOE (fueleconomy.gov).

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.