White smoke when start up, and smoke in the oil when car is running, possible blown ring land due to weak design, compression test needed to tell.
The worst 2009 Subaru Impreza STI problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Engine2
- Airbags1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Engine2
- Airbags1
Recalls
No recalls on record for this model year.
Technical service bulletins for the 2009 Subaru Impreza STI 123
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This is an update announcement regarding the TechShare & NorthStar Integration
- This announcement provides information on the connected services platform for Subaru EVs.
- This bulletin provides a step-by-step diagnostic procedure for resolving Remote Engine Start (RES)...
- This Service Information Bulletin has been developed to outline the steps for gathering basic but...
- This announcement provides information on DCM replacememts due to a parasitic draw.
- This announcement provides information on an outage affecting the Subaru Select Monitor 5 application.
- This Service Information Bulletin announces the availability of ThreeBond 1216J (SOA868V9640) designed for...
- This announcement provides information on a new software update for the Midtronics Dss and DCA machines.
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- This bulletin provides paint code information for 2027 model year vehicles.
What 2009 Subaru Impreza STI owners say
Most recent owner complaints, unedited.
Passenger air bag does not turn on when passenger sits on it. The passenger weighs 105 pounds but if someone from 120 pounds and up it turns on. The 105 pound passenger has to bounce up and down to get the air bag to turn on sometimes it works and sometimes it doesn't.
Piston ringland failure after 10k miles on brand new 2009 subaru impreza sti. Entire engine being replaced by subaru under warranty.
Compare the 2009 Subaru Impreza STI
Other model years
20082009
Questions about the 2009 Subaru Impreza STI
Is the 2009 Subaru Impreza STI reliable?
Owners have filed 3 complaints about the 2009 Subaru Impreza STI, fewer than a typical Impreza STI model year.
What is the 2009 Subaru Impreza STI year score?
The 2009 Subaru Impreza STI scores 95 out of 100 (good). The score compares it with the other model years of the Subaru Impreza STI: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.
What is the most common problem with the 2009 Subaru Impreza STI?
Engine and cooling, with 2 complaints. Next is airbags (1).
How many recalls does the 2009 Subaru Impreza STI have?
No recalls on record.
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