On a door installed around the late 1980s, the torsion spring is the part most likely to fail first, and when it goes, the opener often follows within a year or two as it tries to lift a door with no spring assistance. Rollers wear out in the same window - nylon rollers from that era don't hold up as long as the ones sold now, and a worn roller binding in the track is a common call.
Humidity and heat cycling in this region shorten the working life of lubricants and rubber seals faster than a dry climate would, so weatherstripping and hinge lubrication wear out on a schedule, not randomly. That's not unique to this address, but it's worth mentioning because it means preventive lubrication actually buys you time here. What we can't fix from the truck is a door that's structurally warped or a track that's been bent from an impact - at that point replacement is the honest answer, not another repair.