There are 2 stored owner reports matching the powertrain & transmission leading-label group for the 2009 Subaru Legacy in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)I WAS DRIVING THE VEHICLE AT HIGHWAY SPEED WHEN INDICATOR LIGHTS CAME ON IN THE DISPLAY AREA. ODOMETER WAS JUST OVER 83,000 MILES. THE ENGINE BEGAN TO MAKE NOISE AS THOUGH ACCELERATING BUT THERE WAS NO CHANGE IN GEAR AND THE VEHICLE LOST SPEED AND ENGINE CONTINUED RUNNING LEADING TO NEAR ACCIDENT. VEHICLE WAS TOWED TO DEALERSHIP. THEY FOUND TRANS CODE P0766 AND REPROGRAMMED THE TRANSMISSION. VEHICLE WAS ROAD TESTED WITH NORMAL FINDINGS AT HIGHWAY SPEED WITH UP AND DOWN SHIFTS AND KICKDOWN ALL NORMAL. DEALER REPLACED TRANSMISSION FLUID AFTER FINDING BROWN TRANSMISSION FLUID. THIS OCCURRED AFTER NO PREVIOUS TRANSMISSION PROBLEMS AND TRANSMISSION FLUID REPLACEMENT APPROXIMATELY 20,000 MI PRIOR. TRANSMISSION OIL PAN WAS REMOVED AND CLEANED. THE COOLING SYSTEM WAS FLUSHED. VEHICLE WAS ROAD TESTED AGAIN WITH NORMAL OPERATION WITH A NOTE THAT THE AIRBAG LIGHT TURNED ON (NO FURTHER ACTION TAKEN BY DEALER). AIRBAG INDICATOR HAS ALTERNATED BETWEEN ON AND OFF FOLLOWING THIS BUT MOSTLY REMAINS ON.
TL* THE CONTACT OWNS A 2009 SUBARU LEGACY.WHILE PARKED WITH THE ENGINE RUNNING THE VEHICLE BEGAN TO ROLL BACKWARDS, SHE WAS ABLE TO CATCH UP TO THE VEHICLE AND APPLY PRESSURE TO THE BRAKE PEDAL. THE VEHICLE HAD NOT DIAGNOSED TO DETERMINE THE CAUSE OF FAILURE. THE VEHICLE HAD NOT BEEN REPAIRED. THE FAILURE HAD NOT RECURRED. THE FAILURE AND CURRENT MILEAGES WERE 33,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.