Two things drive most of the opener failures we see in Pueblo: the age of the housing stock and the cold. A lot of the garages we work on were built in the 1960s and 70s, and the openers in them, even if replaced once since, are often sized and wired for a different era of door - lighter wood panels instead of today's heavier insulated steel. Ask an old opener to lift a heavier door than it was built for and the motor runs hot, the gear wears faster, and the capacitor goes early.
The cold does the rest. Pueblo sits in a climate band cold enough that winter puts real stress on circuit boards, battery backup units, and the grease in the drive mechanism. Grease that's fine in summer stiffens in a cold garage, which makes the motor work harder every single cycle. Circuit boards that have been cycling through decades of temperature swings fail components one at a time, usually the capacitor or the logic board, long before the motor itself gives out.
Put those two together - an opener sized for an older, lighter door, running through severe winters year after year - and you get the pattern we actually see on service calls: motors that hum but don't lift, openers that work fine until the temperature drops, and logic boards that just stop responding.