A door from the 1962-1997 building wave has usually had at least one spring replacement already by now, sometimes two. If you're looking at a third repair on the same door - especially if the track is bent, the panels are dented from age rather than a single hit, or the opener is an original unit with no safety reversal sensors - that's the point where we'll say straight up that another patch isn't worth your money. Parts for some of the older door models from that era are slow to source or simply not made anymore, and we won't pretend a mismatched replacement panel is going to look or seat right.
On the other hand, a torsion spring snap on an otherwise sound door - solid track, good panels, opener under ten years old - is almost always a repair, not a replacement, regardless of the house's age. The honest limit here: we can tell you what we see on a specific door once we're looking at it, but we can't give a blanket rule for every house across a 43,074-household area. Age is a strong signal, not a verdict. If your door is original to a house built in the 80s or 90s and it's already had work done twice, it's worth asking us to look at the whole unit, not just the part that broke this time.