MotorDeets

2008 Lexus Gs450h: Recalls, Problems & MPG

Here are the deets on the 2008 Lexus Gs450h: 1 recall, 5 owner complaints and up to 23 mpg combined.

1vehicle recalls
5owner complaints
1mention a crash
23best combined mpg
2008 Lexus Gs450h
Photo: OSX · Public domain · Wikimedia Commons. Representative photo of this generation; trim may differ.

Recalls

1 vehicle recall from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.

Engine & cooling Vehicle recall #10V309000 · 2010 · 138,874 vehicles

What's wrong: Micro-foreign objects in the material of the valve spring May degrade the strength of the valve spring, possibly causing the spring to break.

Why it matters: The engine could fail and stop suddenly while the vehicle is in motion, increasing the risk of a crash.

The fix: Toyota will notify owners and dealers will repair the vehicles free of charge. The safety recall began on September 2, 2010.

Most-reported problems

Owner complaints filed with NHTSA, by component. One complaint can list several components. 1 mention a fire, 0 injuries and 0 deaths were reported.

Other / unknown1
Brakes1
Transmission & drivetrain1
Fuel & propulsion1
Engine1

What owners describe

The 2008 Lexus Gs450h has 5 owner complaints, ranking #2 of 2 Gs450h model years for complaints (well below the 10 average). Complaints peaked in 2016 (2 filed that year). The typical problem showed up when the car was about 9 years old, at a median of 82,500 miles. Neighboring years: 2007 (15 complaints, 1 recalls).

Engines & fuel economy (EPA)

EngineTransmissionDriveCityHwyComb.Fuel
3.5 L 6-cyl hybridAutomatic (S6)Rear-Wheel Drive222523Premium

Want the full repair deets? Get the factory manual.

Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2008 Lexus Gs450h.

eManualOnline Download (PDF), keep forever

Closest thing to the factory manual for most years. Pay once, keep it.

Most $25–$78, one-time
Check 2008 Lexus Gs450h manual
Mitchell 1 DIY Online access, factory-level data

Pro-shop repair procedures, wiring diagrams and TSBs for your exact car.

From $19.99/mo · $39.99/yr
Check 2008 Lexus Gs450h manual
ALLDATAdiy Online access, factory OEM info

OEM procedures, specs and recall/TSB info, the same source many shops use.

From $19.99/mo · $59.99/yr
Check 2008 Lexus Gs450h manual
Haynes Print book or AllAccess online

Step-by-step photos written from a real teardown. Great for first-timers.

Books ~$30–$40 · AllAccess $34.99/mo
Check 2008 Lexus Gs450h manual

Heads up: we may earn a commission if you buy through these links, at no extra cost to you. Prices checked 2026-10 and can change. We never host or link to pirated manuals. Disclosure

FAQ

Does the 2008 Lexus Gs450h have any recalls?

Yes. NHTSA lists 1 vehicle recall for the 2008 Lexus Gs450h. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.

What are the most common 2008 Lexus Gs450h problems?

Owners have filed 5 complaints with NHTSA. The most-reported areas are other / unknown (1), brakes (1), transmission & drivetrain (1).

What gas mileage does the 2008 Lexus Gs450h get?

EPA ratings run up to 23 mpg combined (3.5 L, Automatic (S6)), across 1 engine and transmission combos.

Where can I get a 2008 Lexus Gs450h repair manual?

eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.

Other Gs450h years

20072008