Subaru Ascent owners have reported 97 engine and engine cooling related problems since 1996. Table 1 shows the 11 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (82 problems). The second most common problem is related to the vehicle's engine exhaust system (5 problems). For details of each of the problem category, use the links in the table.
2023 Subaru Ascent, under manufacturer basic warranty. Factory oem battery has repeatedly failed. Voltage drops below 11. 5v in normal use. Three documented failures in six weeks. Safety incident: vehicle died on a public street and became completely immobilized. Brake warning light activated. Read details...
My vehicle has lost eyesight too many times while am driving on high way so steering wheel locked, adater,cruise control sign appears together . Just a second my family had almost died due to vacation time in August,2025. Read details...
Unknown pcv valve failure caused catastrophic engine failure on interstate highway (70 mph speed limit). Luckily there was room to pull to the side and no one got hurt. This part was recalled in 2019 models due to possible loss of control from engine failure. Read details...
My new vehicle has experienced complete electrical malfunction while driving. Vehicle unexpectedly turns on all warnings and disabled all safety features to include collision and blindside monitors. As indicated by many other Subaru owners, the problems were diagnosed by Subaru to be related to a Read details...
Check engine light - diagnosis ' vehicle loses power after rapid acceleration above 45mph. A whooshing sound occurs and then acceleration is limited. All warning lights flash including 'check engine. Read details...