
Common Granger Township Repairs
- Broken or weak springs on heavy two- and three-car doors, replaced in pairs, with high-cycle upgrades. More at spring repair.
- Loose or frayed cables that leave a door crooked. See cable service.
- Noisy doors with worn rollers or dry hinges. See hardware.
- Opener trouble, from stripped gears to dead circuit boards, on Chamberlain, Genie, LiftMaster and Craftsman units. See opener repair.













