We are not going to list a flat price here, because the honest answer is that it depends on what is actually wrong, and anything else is a guess dressed up as a quote. What we can tell you is what drives the number: the part itself, whether it is a stock size or something we have to source for an older door, and how much of the system around it has worn down with it.
The median household income across the service area sits at $64,667, and across the roughly 71,053 owner-occupied houses we work on, we see a wide range of what people want to spend. Some want the cheapest fix that gets the door closing again, some want it done once and done right. We quote both ways and let you choose, and we do not push a repair into a replacement just because replacement pays better.
On a torsion spring job that means matching wire size and winding to the door's actual weight, not a generic size off a shelf. On an opener swap it means wiring into whatever safety-sensor setup the house already has, which differs more than people expect between a 1970s install and a 2000s one. Where a part has to be ordered, we give you a realistic timeline before we start rather than a guess once the old one is already off the frame.