When a door won’t lift, a tech releases tension safely, replaces matched springs and a1garage.com cables, inspects drums and bearings, and resets balance so the door holds mid-travel. Tracks are leveled and rollers lubricated for smooth motion. If the opener grinds, a belt-drive with soft-start is a strong upgrade. Finish with sensor alignment, force/limit tests, and an emergency-release check. A seasonal tune keeps parts clean and prevents surprise breakdowns. see services