Some Subaru Outback owners report experiencing significant transmission problems, such as slipping, erratic shifting, and complete transmission failure. These issues can be exacerbated by a binding problem, particularly when turning at slow speeds, which may indicate a serious concern that requires immediate attention to avoid further damage. Repair costs for transmission problems can range from $1,500 to $3,500, with expenses potentially increasing if a complete transmission replacement is necessary. If the binding issue continues, owners may face replacement costs between $2,000 and $5,000, depending on the damage severity. It is recommended that owners seek assistance from certified technicians who specialize in Subaru vehicles to ensure accurate diagnosis and effective repairs. Promptly addressing these transmission issues is crucial for maintaining the vehicle's performance and safety.

Some Subaru Outback owners report experiencing dead battery issues during winter storage, characterized by symptoms such as slow engine cranks, no starts, dim lights, flickering dashboard lights, and clicking noises when attempting to start the engine. To mitigate these problems, they recommend using a portable jump starter or jumper cables and being mindful of parasitic drain, which can occur when power is drawn from the battery even when the vehicle is off. Additionally, regular battery maintenance is crucial, as checking the battery should be a priority if the Outback fails to start. Owners who have faced multiple dead battery incidents may consider upgrading to a higher quality battery to enhance reliability during storage periods. By taking these proactive measures, Subaru Outback owners can reduce the likelihood of encountering dead battery issues.