The equipment required for fixing a garage door are typically people who the joint owner of a house already possesses. So, If you have a screwdriver (Phillips and flathead), pliers, best adjustable wrench, and multiple C-clamps, you must be prepared.
The most not unusual problems with storage doors commonly contain the rollers, the track or the raise springs. In many cases, a lack of lubrication may be the culprit. If the door starts to open, but most useful to a degree -- like it's miles jammed, then the problem can be with the rollers or the song.