Repairing a Garage Wall Damaged by a Car - Extreme How To
The Cosmetic Repair. We purchased and installed a new Stanley insulated steel door, reinsulated the wall cavity and applied new 5/8-in. fire-rated drywall to the interior of the garage wall. The car (and our method of wall repair) damaged some of the exterior siding and trim on the exterior of the garage. We replaced the trim and siding as needed.