There are 9 owner-reported powertrain & transmission complaints for the 2008 Subaru Outbackin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
Due to a known manufacturing defect in the automatic transmission acknowledged in TSB 16-74-09 the driveability of my vehicle has been severely hampered and the shuddering/vibration is steadily worsening. I wasn't aware of this torque converter defect or an available remedy until well after the warranty expired as I didn't have access to the TSB. This is apparently a widespread problem affecting many vehicles of the era based on online forums and other complaints to NHTSA. I took the vehicle to dealerships over the years for related transmission issues but they "couldn't replicate" my concern. Recently, a local dealership has confirmed our transmission is affected but it does not throw any trouble codes or illuminate warning lamp as these underlying mechanical defects are not monitored by the OBD system. Having a gradually failing, defective transmission is a safety issue as we can grow complacent and it could give out any time without warning while driving. The vehicle is certainly available for inspection. It has been impeccably maintained, and none of these issues are due to mechanical wear and tear or neglect. It's unbelievable that a known manufacturing defect in the transmission would not affect every vehicle with that unit and be subject of a broad recall.
The contact owns a 2008 Subaru Outback. The contact stated while driving 30 mph, the check engine warning light illuminated. The contact took the vehicle to a local dealer, where it was diagnosed with needing unknown repairs to be completed. The vehicle was repaired however, after the repairs she started to hear an abnormal sound coming from the rear of the vehicle. The vehicle was taken back to the local dealer, where it was diagnosed with needing unknown repairs to be performed. The vehicle was repaired however, the failure persisted. The vehicle was taken to an independent mechanic and was informed that the front passenger’s side ball joint and power steering rack needed to be replaced. Additionally, the rear differential fill plug and the transmission needed to be repaired. The vehicle was repaired however, the transmission was not replaced. The contact called the local dealer and made them aware of the failure of the transmission. The vehicle was not diagnosed nor repaired. The contact stated recently the air bag warning light illuminated. The dealer and independent mechanic were made aware of the failure. The manufacturer had not been informed of the failure. The failure mileage was approximately 139,000.
AIRBAG REPLACED AS PER RECALL, BUT NOT LONG THERAFTER, THE AIRBAG LIGHT WENT ON AND WON'T GO OFF. APPARENTLY, THIS IS A COMMON PROBLEM, AND SUBARU SHOULD COVER IT. ALSO, REAR WHEEL BEARINGS FAILING AT 48K, VERY LOW MILEAGE FOR THEM TO NEED TO BE REPLACED.
TRANSMISSION FAILURE. DEALER HAS REPLACED THE TRANSMISSION THREE TIMES SO FAR. NONE OF THE REPAIRS HAVE LASTED MORE THAN A DAY OR TWO. VEHICLE WORKS FINE, THEN STARTS SLIPPING OUT GEAR. THIS HAS BEEN GOING ON NOW FOR TWO MONTHS. MANUFACTURER SILENT ON GUIDANCE. SUSPECT TRANSMISSION AND/OR TRANSMISSION CONTROL MODULE FAILURE OR INCOMPATIBILITY. THE TRANSMISSION/CONTROL MODULE IS A SPLIT MODEL YEAR BUILD.
I PURCHASED THE 2008 OUTBACK 2.5 LIMITED USED WITH 32K MILES. AT 41K MILES THE RIGHT FRONT WHEEL BEARING WENT OUT. WAS MAKING A VERY LOUD RUBBING NOISE WHEN TURNING AND ON THE HIGHWAY. THE BEARING WAS REPLACED UNDER POWERTRAIN WARRANTY. YESTERDAY I WAS INFORMED THAT MY LEFT FRONT BEARING HAS GONE OUT, NOW AT 80K MILES (ALL HIGHWAY MILEAGE). NOW IT IS OUT OF WARRANTY. THE 2 SHOPS I SPOKE TO REGARDING THE ISSUE STATED THIS IS ACTUALLY VERY COMMON ON THESE SUBARU MODELS AND THEY GENERATE QUITE A BIT OF BUSINESS. SUBARU NEEDS TO PROVIDE A TSB AND FIX THE ISSUE AS THEY HAVE SPEC'D FAULTY WHEEL BEARINGS. *TR
TL* THE CONTACT OWNS A 2008 SUBARU OUTBACK. THE CONTACT STATED THAT THE VEHICLE STALLED WITHOUT WARNING WHILE DRIVING AT LOW SPEEDS. THE CONTACT ALSO STATED THAT THE TRANSMISSION FLUID LEAKED AND THE VEHICLE SMOKED. THE VEHICLE WAS TOWED TO THE DEALER. THE CONTACT WAS INFORMED THAT THE TRANSMISSION HOSE FRACTURED AND CREATED THE LEAK. THE CONTACT WAS ALSO INFORMED THAT THE RADIATOR WAS DEFECTIVE. THE DEALER REPLACED THE TRANSMISSION HOSES AND THE RADIATOR. THE VEHICLE WAS REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 50,284.
INFORMED AT SHOP WHEN GETTING OIL CHANGE THAT LEFT FRONT WHEEL BEARING NEEDED REPLACEMENT. CONTACTED LOCAL DEALER AND THEY CONFIRMED AND REPLACED IT UNDER POWERTRAIN WARRANTY. HEARD NO NOISE AND FELT NO UNUSUAL PERFORMANCE TO ALERT ME OF THIS POWERTRAIN FAILURE. DEALER STATED ALL THE OTHER WHEEL BEARINGS ARE OK. 2 YEARS LATER AT 70,000 MILES RIGHT REAR WHEEL BEARING FAILED WITH NO NOTICE OR NOISE JUST SUDDEN GRINDING AND SWAYING AT ABOUT 50 MPH. HAD IT TOWED HOME AND TOOK IT TO DEALER WHO CONFIRMED THE OTHER TWO WHEEL BEARINGS ARE FAILING. DEALER COVERED COST OF NEW BEARINGS BUT WE TRADED IT IN. NO CONFIDENCE IN SUBARU. DEALER STATED THIS IS A COMMON ISSUE, IT SHOULD HAVE BEEN RECALLED OR ALL REPLACED AT FIRST FAILURE. *TR
COMPLAINT FOR A 2008 SUBARU OUTBACK 2.5I WITH A MANUAL TRANSMISSION. UNDER CERTAIN CONDITIONS, THE VEHICLE HAS A MAJOR STABILITY CONTROL ISSUE AND IS UNSAFE TO DRIVE. WHILE DRIVING AT CONSTANT SPEED (CONSTANT AND LOW THROTTLE POSITION) ON A FLAT, GOOD ROAD, WITH THE STEERING WHEEL POINTED STRAIGHT AHEAD, THE BACK END OF THE VEHICLE TENDS TO OSCILLATE FROM SIDE TO SIDE OR "GHOST WALK" WHEN THE ROAD HAS ICE ON IT. THE VEHICLE DOES NOT EVER LOSE TRACTION PER SE; IT JUST STEERS ITSELF ALL OVER THE ROAD. TIRES ARE AT THE PROPER PRESSURE, TIRES ARE ALL BRAND NEW (ALTHOUGH THE PROBLEM HAS HAPPENED FOR THE LIFE OF THE VEHICLE WITH DIFFERENT SETS OF TIRES. THE ISSUE IS NOT TRACTION ON DEEP SNOW, NOR IS IT A PROBLEM WHEN CORNERING, BRAKING, OR ACCELERATING. I AM A VERY EXPERIENCED DRIVER IN SNOW/ICE AND HAVE OWNED SEVERAL SUBARUS. THIS PARTICULAR MODEL HAS MAJOR PROBLEMS WITH DRIVING ON ICE AND VERY HARD-PACK SNOW. NOTE THAT HAVING ADDITIONAL WEIGHT IN THE CARGO AREA OR REAR PASSENGERS MAKES THE PROBLEM MUCH WORSE. I HAVE BEEN FORCED TO DRIVE ON THE INTERSTATE AT 20 MPH WITH REAR-WHEELED DRIVE CARS BLOWING BY ME BECAUSE OF THE GHOST WALKING ISSUE. I HAVE HAD SEVERAL NEAR-ACCIDENTS BECAUSE OF THIS ISSUE. THIS VEHICLE. IS UNSAFE AND SHOULD BE RECALLED IMMEDIATELY. *TR
2008 OUTBACK SUBARU - DROVE THE CAR FOR OVER 1 YEAR WITH THE TRANSMISSION JERKING INTO GEARS. I HAD THE DEALER/MECHANICS CHECK IT 4 TIMES WITHIN THE FIRST 2 MONTHS OF THE PURCHASE. THEY COULD NOT FIND THE PROBLEM. I HAVE HAD THE 3,000 MILE OIL CHANGE SERVICED BY THE DEALER - 6X AND COMPLAINED ABOUT THE TRANSMISSION. ON 10/9/08 TOOK TO THE DEALER AGAIN FOR A OIL CHANGE AND THE TRANSMISSION. THEY FIND THE PROBLEM - I THINK THEY CALLED IT - A REFLASH - A COMPUTER ADJUSTMENT. THE CAR NOW DRIVES GREAT. WHY DID IT TAKE SO LONG FOR THIS ADJUSTMENT? I THINK THAT SUBARU SHOULD HAVE CALLED A RECALL. I AM ALSO CONCERNED IF IT DID ANY DAMAGE TO MY TRANSMISSION. *TR
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 26, 2026