2008 Subaru Impreza Sti engine and engine cooling problems
13 owner complaints filed with NHTSA name the engine and engine cooling on the 2008 Subaru Impreza Sti — 39% of all complaints for this model year.
What owners report
“Vehicle began smoking on cold start up. Compression test was performed and cyl 4 resulted in ~50-70 psi, which is less than half the subaru specification. Shortbock had to be replaced under warranty at approx 20,000 miles. No root cause for the failure was determined. *tt”
filed Jan 30, 2012
“Engine started knocking. Set up an appointment with the dealer for the next day. On the way to the dealer the knocking got worse and the engine started squealing and losing power. Engine seized up and would not start again. The engine had to be replaced with a new one. *tr”
filed Aug 19, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Other reported problem areas on the 2008 Subaru Impreza Sti
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.