You can repair a garage door yourself if minor repairs are required, but if you have problems with the lifting mechanism or you don't have the necessary knowledge and skills for simple repairs, then the best solution would be to turn to professionals. I know one company that provides a similar service, maybe you would be better off asking them for help? They have all the necessary information on
garage door repair on their website. I think that you will be interested to know more about this and perhaps you will choose them to renovate your garage door.