The contact owns a 2019 Subaru Outback. The contact stated while the vehicle was parked, the contact attempted to start the vehicle; however, the vehicle failed to start as intended. The contact inspected the battery and determined that the battery needed to be charged. The contact stated that the battery needed to be recharged every three days due to the failure. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. Additionally, the contact stated the failure was persistent. The contact stated that the dealer had replaced the battery with a genuine Subaru battery three months prior to the failure. However, the failure reoccurred. The manufacturer was not made aware of the failure. The failure mileage was approximately 91,879.