Estimating a garage door repair cost is something that is actually rather easy, but it not the quickest thing to do in the world. It might be simple enough to spot the specific problem or broken part and then come online and search for the cost of fixing it. However, this poses a pair of problems. The first is that you might misidentify the problem or not really know what is going on. The second is that Internet price quotes might be accurate for markets other than the one you are in.
The only real way to know an accurately estimated garage door repair cost is to call in professional technicians for analysis and a quote. Of course, even then, calling in only one is not enough. You need to probably have two or even three free consultations so that you can identify the various price points each business is at. Then you can choose one, average them out, or even use the lowest bid to negotiate a better deal with one of the others.
If you are tying to get a garage door repair cost estimate in order to decide whether or not to pay someone to fix it for you or do it yourself, there are things you need to factor in that might not be so easy to quantify. For instance, if you are trying to estimate the cost of doing it yourself, then you might need to factor in the costs of renting tools you do not have, the time it might take you to learn the necessary skills, and possibly even the ‘thank you’ beer or dinner you give to someone for being an extra pair of hands.
While you want to be diligent in determining garage door repair costs, just make sure to avoid analysis paralysis where the garage just sits there broken.