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Engine coolingPart report

2008 Lexus IS 350 Engine cooling Problems

Complaints
2about this part
Share
7%of 30 total for the year
Median mileage
22,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the engine cooling of the 2008 Lexus IS 350, 7% of the 30 complaints for this model year. Where a mileage was given, the median is 22,000 miles. 1 recall campaign on record is filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2008 Lexus 350 is. The contact stated that when starting the vehicle, the vehicle would exhibit abnormal rattling noises and would shake excessively. The contact stated that the engine would also drive roughly when driving at least 25 MPH. The contact received notification of NHTSA campaign id number: 10v309000 (engine and engine cooling:engine) and the vehicle was taken to the dealer for repairs. The contact was awaiti9ng repairs to the vehicle. The failure mileage was 43,400.”

NHTSA complaint #10368711, filed 2010-12, 43,400 miles

“The contact owns a 2008 Lexus is350. While driving approximately 20 MPH, the vehicle suddenly accelerated. In addition, the contact stated that when braking over wet road conditions, the vehicle would become abnormally hard to stop. The contact was able to secure an appointment with the dealer for diagnosis of the failure and possible repairs. The approximate failure mileage was 600. Updated 5/9/11 the consumer stated the engine idle speed was excessively high. The dealer stated the vehicle was operating as designed. Updated 05/18/11”

NHTSA complaint #10378673, filed 2011-01, 600 miles

Related recalls

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
200827%
200644%

Other parts of the 2008 Lexus IS 350

Air bags
10 complaints
Body and structure
7 complaints
Vehicle speed control
5 complaints
Electrical system
4 complaints
Other or unknown
3 complaints
Steering
3 complaints
Transmission and drivetrain
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Brakes
1 complaints
Equipment
1 complaints
Seat belts
1 complaints

← All problems reported for the 2008 Lexus IS 350

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology