RoadVitals

2010 Subaru Legacy Transmission Problems

Owner-reported complaints naming the transmission system, filed with NHTSA

Data refreshed

Transmission reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
10
Latest Sep 7, 2023
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
7%
of 150 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
1
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules. Every record below is an owner-reported complaint about the 2010 Subaru Legacy submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 10 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming transmission

Shown in the owner’s own words, exactly as filed

Transmission
Filed Sep 7, 2023

The contact’s wife owns a 2010 Subaru Legacy. The contact stated that while driving at undisclosed speeds, the vehicle hesitated and stalled. The contact was able to restart the vehicle. No warning light was illuminated. The vehicle was taken to the dealer where it was diagnosed that the torque converter had failed and needed to be replaced. The vehicle was not repaired. The manufacture was notified of the failure and the contact was informed that the warranty had expired but no further assistance was provided. The failure mileage was approximately 179,000.

NHTSA ID
11543205
Incident
Sep 5, 2023
Mileage
179,000 mi
EngineTransmission
Filed Jun 6, 2017

TL* THE CONTACT OWNS A 2010 SUBARU LEGACY. WHILE DRIVING APPROXIMATELY 35 MPH, THE CONTACT CAME TO AN ABRUPT STOP AND THE ENGINE STALLED WITHOUT WARNING. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO A LOCAL DEALER (BRUNSWICK SUBARU 2992 CENTER RD, BRUNSWICK, OH, 44212) WHERE IT WAS DIAGNOSED THAT THE TORQUE CONVERTER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE, BUT DID NOT OFFER ANY ASSISTANCE. THE FAILURE MILEAGE WAS 136,000. THE VIN WAS UNAVAILABLE.

NHTSA ID
10993535
Incident
May 15, 2017
Mileage
136,000 mi
Transmission
Filed Apr 25, 2017

TL* THE CONTACT OWNS A 2010 SUBARU LEGACY. WHILE ATTEMPTING TO START THE VEHICLE, THE CONTACT HEARD AN ABNORMAL NOISE UNDER THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE TORQUE CONVERTER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 10V326000 (POWER TRAIN). THE CONTACT STATED THAT THE FAILURE WAS INTERMITTENT. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 90,000.

NHTSA ID
10980451
Incident
Apr 11, 2017
Mileage
90,000 mi
Transmission
Filed Jul 11, 2011

THE CAR EXPERIENCES A 2-3 SECOND INTERMITTENT HESITATION FOLLOWED BY THE CAR JETTING FORWARD. IN ADDITION, THE VEHICLE HAS EXPERIENCED OCCASIONAL STALLING. IT HAS BEEN TAKEN TO THE DEALERSHIP SOME 22 TIMES FOR THE SAME ISSUE AND UPON RECREATING THE PROBLEM I WAS TOLD IT IS A 'FUNCTION OF THE TRANSMISSION.' THE CAR IS UNSAFE AND HAS NEARLY RESULTED IN SEVERAL ACCIDENTS. IT APPEARS THAT THERE IS SOME ELECTRICAL ISSUE RATHER THAN THE TRANSMISSION HOWEVER, THE CAR TENDS TO EXPERIENCE ISSUES GENERALLY BETWEEN 15-20MPH, 30-35MPH, AND 55-60MPH. *TT

NHTSA ID
10411748
Incident
Mar 30, 2010
Mileage
3,000 mi
Fuel systemTransmission
Filed Sep 22, 2010

MY 2010 SUBARU LEGACY AUTOMATIC...WHILE ACCELERATING ON AN INCLINE LOST ALL ACCELERATION, CAR ACTED AS IF IT WAS IN NEUTRAL, NO RESPONSE FROM THE THROTTLE. LIGHTS WERE STILL ON, NO WARNING LIGHT INDICATORS. PULLED OVER, TURNED OFF THE ENGINE AND RESTARTED. PROBLEM HAS NOT OCCURRED SINCE. DEALER SAYS HE CAN'T RECREATE THE PROBLEM AND THE DIAGNOSTICS REVEAL NO ERROR CODES. AFRAID TO DRIVE MY NEW SUBARU. *TR

NHTSA ID
10356951
Incident
Sep 17, 2010
Mileage
15,000 mi
Transmission
Filed Jul 20, 2010

WHILE DRIVING AT A RATE OF SPEED BETWEEN 15-35 MPH AND DOWN-SHIFTING THE CAR SHUTS OFF! I LOSE POWER-STEERING AND MY ABS BRAKES. IT HAS HAPPENED WHILE PULLING INTO PARKING LOTS AND ALSO WHILE GOING AROUND CORNERS. IT SEEMS TO OCCUR WHEN THE AC IS ON HOWEVER I HAVE BEEN TOLD BY THE DEALER (WHO WORKED WITH SUBARU OF AMERICA TECH LINE) THAT IT IS NOT AN AC PROBLEM. MY CAR HAS BEEN AT THE DEALERSHIP FOR A WEEK AND A HALF. A "REFLASH" HAS BEEN SENT TO THE DEALERS TO SUPPOSEDLY CORRECT THE PROBLEM. SOA STATES MY CAR IS NOW FIXED HOWEVER THEY REFUSE TO GUARANTEE ME 100% THAT THE PROBLEM HAS BEEN CORRECTED BUT THEY INSIST THAT IT IS SAFE TO DRIVE. THIS IS A MAJOR SAFETY ISSUE AND I AM CONCERNED FOR MY LIFE AND/OR THE LIFE OF ANOTHER. NO ACCIDENT TO DATE. *TR

NHTSA ID
10344303
Incident
Jun 15, 2010
Mileage
6,500 mi
EngineTransmission
Filed Jul 14, 2010

DRIVING A 2010 SUBARU LEGACY ON A NARROW STREET WITH A 90 DEGREE TURN. ENTERING THE TURN THE CLUTCH PEDAL WAS PRESSED DISENGAGING THE CLUTCH, THE BRAKES WERE APPLIED SLIGHTLY - THE CAR STALLED AS THE ENGINE DIED. SINCE IT WAS A TURN AND THE CAR HAS POWER STEERING THE NOSE WAS IN THE OPPOSITE LANE BEFORE IT STOPPED. THERE WAS NO ACCIDENT. *TR

NHTSA ID
10343183
Incident
Jul 8, 2010
Mileage
800 mi
BrakesTransmission
Filed Jun 9, 2010
Crash reported

TL*THE CONTACT OWNS A 2010 SUBARU LEGACY. WHILE IN REVERSE AND ATTEMPTING TO PARK, THE VEHICLE ROLLED DOWN A HILL AND CRASHED INTO AN EMBANKMENT. THE BRAKES HAD NOT ENGAGED WHEN APPLIED. THE FAILURE WAS THE SECOND OCCURRENCE OF THE BRAKES NOT WORKING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALERSHIP BUT THE DEALER COULD NOT DIAGNOSE THE FAILURE. THE VIN WAS UNAVAILABLE AT THE TIME OF THE COMPLAINT. THE CURRENT AND FAILURE MILEAGES WERE APPROXIMATELY 2,000.

NHTSA ID
10335466
Incident
May 31, 2010
Mileage
2,000 mi
Transmission
Filed Feb 8, 2010

2010 SUBARU LEGACY 3.6R HAS A LONG DELAY WHEN ATTEMPTING TO ACCELERATE THE VEHICLE AFTER A ROLLING STOP, GOING OVER A SPEED BUMP, ETC.... VERY DANGEROUS IN EVERYDAY DRIVING ESPECIALLY WHEN HEADING TOWARDS A RED LIGHT THAT TURNS GREEN. AFTER THE DELAY, THE CAR LURCHES FORWARD. HAVE SPOKEN WITH THE DEALER AND TOLD THERE IS NO CORRECTION. *CN

NHTSA ID
10307668
Incident
Sep 24, 2009
Mileage
100 mi
Transmission
Filed Dec 30, 2009

MY 2010 SUBARU LEGACY 3.6R HAS A VERY NOTICEABLE DELAY WHEN ATTEMPTING TO ACCELERATE THE VEHICLE AFTER A ROLLING STOP. THIS IS VERY COMMON IN EVERYDAY TRAFFIC, HEADING TOWARDS A RED LIGHT THAT TURNS GREEN, AS WELL AS WITH SPEED BUMPS. THERE IS ALMOST A FULL 2 SECOND DELAY AND THE CAR THEN THRUSTS ITSELF WHEN THE ACCELERATOR ACTUALLY RESPONDS. *TR

NHTSA ID
10297490
Incident
Dec 11, 2009
Mileage
350 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Other components reported on this vehicle

Categories with enough reports to have a page of their own

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .