There are 4 owner-reported speed control & cruise complaints for the 2011 Subaru Legacyin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
WHILE IN MOTION AT HIGHWAY SPEEDS AND WHEN ATTEMPTING TO UTILIZE THE COAST FUNCTION ON THE CRUISE CONTROL TO TEMPORARILY DISENGAGE ACCELERATION AND/OR SPEED CONTROL, THE SYSTEM FAILS TO STOP PROPULSION AND CONTINUES TO ACCELERATE AND/OR MAINTAIN EXISTING SPEED THEREBY CAUSING A SAFETY HAZARD.
I'VE OWNED MY 2011 SUBARU LEGACY SINCE MAY OF 2011 WITH NO INCIDENTS RELATED TO SPEED CONTROL. LATE AUGUST 2014, I WAS PULLING INTO MY DRIVEWAY OF THE HOME WE'VE LIVED IN FOR 13 YEARS, AND MIDWAY THROUGH THE TURN I HEARD A REVVING NOISE. MY FOOT WAS OFF BOTH THE ACCELERATOR AND BRAKE AND THE CAR UNEXPECTED LURCHED FORWARD AT A HIGH SPEED, CRASHING INTO OUR CHAIN LINK FENCE AND TREE BEFORE BOUNCING BACK INTO THE DRIVEWAY. AS THE CAR STARTED TO ACCELERATE, I DEPRESSED THE BRAKE TO THE FLOOR, BUT NOTHING HAPPENED. I WAS ALONE IN THE CAR AND THE AIRBAG(S) DID NOT DEPLOY. I WAS PROBABLY GOING 25MPH WHEN I HIT THE TREE. THE METAL FENCE POST WAS FLATTENED AND THE TREE HAD A SIGNIFICANT CHUNK OF BARK REMOVED. THERE WERE NO SKID MARKS OR OTHER ON OUR DRIVEWAY OF CONCRETE. I HAD AN OIL CHANGE AT THE DEALER THE TUESDAY BEFORE THE INCIDENT (8 DAYS PRIOR). I'M NOT RULING OUT THAT SOMETHING COULD HAVE BEEN MISTAKENLY TWEAKED OR TAMPERED WITH DURING THIS VISIT. TO TEST THE SPEED CONTROL ISSUE, I HAVE CONTACTED THE DEALER TO SEE IF ANY TROUBLESHOOTING/ DIAGNOSTICS TEST CAN BE RAN. APPARENTLY IT'S HIGHLY UNLIKELY THE SCENARIO THAT CAUSED IT (IF NOT DRIVER ERROR, WHICH I'M AWARE OF AS A POSSIBILITY) CAN BE RECREATED AND/OR SOLVED. I BELIEVE I'VE RULED OUT DRIVER ERROR BECAUSE IF I HAD MISTAKENLY PRESSED THE ACCELERATOR AND NOT THE BRAKE, I WOULD HAVE SWITCHED OVER TO THE BRAKE IN TIME TO STOP THE IMPACT FROM BEING SO DRASTIC AT SUCH A HIGH SPEED. *TR
NEW CAR, WOULD LOSE POWER WHILE DRIVING IN TRAFFIC ,UP HILLS AND TRYING TO CHANGE LANES. IN THE SHOP 8 TIMES SINCE NEW. SERVICE STATED THEY COULD NOT FIND A PROBLEM. THEY DID REPLACE AIR COMPRESSOR,SO THERE WAS SOME PROBLEM. TALKED TO SUBARU CUSTOMER SERVICE, THEY HAD IT TOSSED AROUND FOR 3 MONTHS,THEN DECIDED THEY WOULD MARK IT AS A COMPLAINT. THEY OFFERED NO HELP WITH ANY TYPE OF SOLUTION,HAVE HEARD THIS ABOUT SUBARU FROM OTHER OWNERS. RECEIVED LETTER FROM SUBARU WITH A1500.00 CASH LOYALTY REWARD IF I BOUGHT ANOTHER ONE. NOT POSSIBLE AS THEY WERE NEVER LOYAL TO ME. RALPH NADER SHOULD LOOK AT THIS AS I FEEL IT WAS UNSAFE AT ANY SPEED. TRADED IT IN ON A NEW CAMRY. SUBARU COST ME A LOT OF MONEY JUST TO GET RID OF A CAR THAT I FEEL IS IN THE SAME LEAGUE AS THE CORVAIR. *JS
TL* THE CONTACT OWNS A 2011 SUBARU LEGACY. THE CONTACT STATED THE VEHICLE WAS IN PARK WHEN IT ACCELERATED IN REVERSE THROUGH A YARD CRASHING INTO A RETAINING WALL. THE CONTACT WAS ABLE TO TURN THE VEHICLE AFTER IT CRASHED INTO THE RETAINING WALL. THE VEHICLE WAS TAKEN TO THE CONTACTS RESIDENCE BUT HAD NOT BEEN INSPECTED. THE VIN WAS UNAVAILABLE. THE FAILURE AND CURRENT MILEAGE WAS 150.
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.
Data synced from NHTSA on Apr 25, 2026