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Engine coolingPart report

2005 Subaru WRX Engine cooling Problems

Complaints
2about this part
Share
11%of 19 total for the year
Median mileage
37,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the engine cooling of the 2005 Subaru WRX, 11% of the 19 complaints for this model year. Where a mileage was given, the median is 37,000 miles.

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.

“Normal city and highway commuting. While traveling on the highway vehicle had a violent drop in speed , and a metal clanking noise. Was heard. The engine died, as a result lost power steering. I managed to safely bring the car to a stop. It was as able to drive it despite the engine shutting off frequently to the dealer. They reported to me that the turbocharger failed, and I had 4 twisted axles, half-shafts replaced. They had to place a call to Subaru to see about covering the failure. I heard nothing, but after calling they said Subaru would not cover the failure, but would not say why. …”

NHTSA complaint #10191035, filed 2007-05, 48,800 miles

“Car: 2005 Subaru impreza sti. Problem: factory defect in the turbo oil supply. The factory recommends immediate removal of the turbo inline oil filter. If this filter becomes clogged the turbo will be ruined. This is per Subaru factory bulletin no. 02-103-07. Why is this not a factory recall?”

NHTSA complaint #10254900, filed 2009-01, 25,200 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
2006321%
2005211%
200425%
200347%
2002164%

Other parts of the 2005 Subaru WRX

Fuel system
12 complaints
Suspension
4 complaints
Engine
2 complaints
Transmission and drivetrain
2 complaints

← All problems reported for the 2005 Subaru WRX

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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