This region sits in a cold-moderate climate band, and that matters more for openers than people expect. Cold doesn't usually kill a motor outright, but it does make old grease stiffen inside the gearbox, which raises the load on a chain-drive unit until something gives - usually the drive gear or a worn sprocket, both small parts that fail quietly until the door just stops.
Combine that with a housing stock centered on 1986: many of Geneva's original openers are long gone, but the replacements installed in the 1990s and early 2000s are now old enough to be hitting that same gearbox wear, often in the same winter months that stress the mechanism hardest. We see a cluster of these calls in the colder stretches of the year, not because the opener broke suddenly, but because cold exposed wear that had been building for seasons.
The fix isn't exotic - lubrication, gear replacement, sensor realignment - but the timing is predictable if you know the build era of the house. That's the piece a generic opener troubleshooting guide can't give you.