A median build year of 1992 means most original springs here are past the end of their rated cycle count - they're not going to announce it, they're just going to snap, usually on a cold morning. The service area sits in a cold-moderate climate band, which means steel panels contract in winter and expand in summer, and that cycling works hardware loose faster than a mild, flat climate would. Older torsion springs lose tension gradually, so a door that used to lift with one hand starts needing a shove, then starts hanging crooked on one side. Openers from this build era are usually chain-drive units in the 1/3 to 1/2 hp range, built before rolling-code remotes and photo-eye safety sensors were standard - if yours doesn't have a sensor pair near the floor on each side, that's original equipment, not a missing part. None of this means replace everything; a lot of 1992-era doors still run fine on the original track with a new spring and a lube job.