From Remote Failures to Sensor Errors — What Typically Goes Wrong
When your garage door suddenly stops responding, it’s easy to think the opener has completely failed. But in most cases, the cause is simpler anything from a weak remote battery to a misaligned safety sensor. At
Door Master Clinic, we’ve seen it all, and we know how to get your
LiftMaster or Genie opener running smoothly again without unnecessary replacements.
What Door Master Clinic Can Do for You
- Diagnose signal, wiring, and power issues
- Reprogram and test remotes, keypads, and control panels
- Repair or replace damaged safety sensors
- Replace worn drive gears, belts, and circuit boards
- Perform complete safety testing after every repair
Why does my garage door only close halfway and then reopen?
This usually points to dirty or misaligned safety sensors. Our technicians can realign and test them in minutes.
My remote isn’t working—do I need a new one?
Not always. We’ll test and reprogram your existing remote or replace it if necessary.
How quickly can you repair my opener in St. Augustine, FL?
We offer same-day and 24/7 emergency service—most opener issues are fixed within hours.
