The cost to Install an Automatic Garage Door Opener starts at $ $ per door, but varies significantly with common options. Get real costs for your SPECIFIC .How to Install a Garage Door. Installing your own garage door may sound like a daunting project but with a basic understanding of how the door works, the right tools .DIYNetwork.com has step by step instructions on how to install a garage door..Garage door spring replacements cost me less than $ by doing it myself and only took me about minutes. As far as I know, changing out the garage door springs .
To install a single new garage door it should cost between $ and $. They demonstrate that the average homeowner can usually tackle such a project in a nine hour time span and a professional will be able to complete it in roughly five hours..