Purchased a low mileage, 2019 Subaru Outback Limited, had 16,407 miles on vehicle, had accident damage reported by CARFAX. At 27,383 miles an oil leak in valve cover gasket was discovered, Subaru fixed leak under warranty, engine removed. Upon driving the vehicle home following repairs, the car lunged forward through the garage door, into the garage, and damaged vehicle and garage interior as I approached the garage. Sudden acceleration occurred. Vehicle taken on flag bed to Subaru shop for repairs and investigation of incident by Subaru of America. Insurance company provided damage/repair estimate.