Two things stack up in Saginaw and the surrounding towns - Buena Vista, Bridgeport, Frankenmuth, and the rest of the 21 named areas in this service territory. First is the housing stock itself: median build year around 1970, with most homes going up between 1952 and 1994. That means a large share of garage doors and their hardware are original or close to a first replacement, running well past the design life torsion springs are rated for. Second is the climate band this area sits in, classed as cold and severe. Steel spring wire loses tensile give as it cycles through repeated hard freezes, and a spring that's already near the end of its life fails faster in a winter that swings hard between thaw and deep cold than it would somewhere milder.
Put those two together and you get the pattern we see every winter: older torsion hardware on 1960s and 70s-era houses, pushed past its limit by a cold snap. It's not bad luck and it's not a bad door. It's a predictable wear pattern for houses built when they were, sitting where they sit.