The service area overall - about 33,459 households, with roughly 20,703 in owner-occupied houses - sits in a severe-heat climate band, and that heat is the real driver behind most of what fails on a garage door here, not age alone. But Gold Canyon's newer build stock changes which parts take the hit first.
On a 1993-era door closer to Gilbert's center, you're often dealing with original torsion springs finally giving out after thirty years. On a 2002-era door in Gold Canyon, the spring may still have life left, but the nylon rollers, weatherstripping, and opener gears - all plastic or rubber components - degrade faster under sustained heat exposure than steel spring wire does. Rubber seals crack and rollers go egg-shaped well before the mechanical hardware fails.
That's the honest limitation here: we can't tell you exactly what's worn on your door without looking at it, and a maintenance visit that skips the plastic components because 'the door's only twenty years old' misses the actual failure point for this build era.