Garage door opener articles

These articles and videos from Sears PartsDirect can help you keep your garage door opener operating smoothly and safely. From tips to prevent safety sensor sun glare to troubleshooting remote control problems and how to make force adjustments if your garage door won't open or close, we can help. For more DIY advice, check out our garage door opener repair help section for common symptoms and their causes, error code information and step-by-step repair guides.

Garage Door Openers

Articles and videos common to all garage door openers

September 26, 2019
Protect your smart appliances from hackers with these steps.

Find out how to protect your smart appliances from malevolent invasions by hackers.

January 16, 2019
Installing a sensor sun shield on a garage door opener.

This inexpensive gadget prevents sunlight interference with the sensors.

May 11, 2018
Garage door opener motor and travel troubleshooting.

Diagnose and repair problems if your garage door won’t move and the motor unit indicator light flashes 5 times.

March 23, 2018
Garage door won't close: safety sensor troubleshooting.

Learn how to check and fix safety sensor and wiring problems.

October 26, 2016
How to repair broken or damaged wires.

Learn how to repair broken, frayed or damaged wires in your appliances.

June 24, 2016
Garage door opener remotes won't work.

If your remotes don't work, you might need to disable the lock feature, eliminate RF interference or check the batteries.

June 24, 2016
Garage door opener wall control troubleshooting.

Diagnose and fix a problem with the wall control, wiring, logic board or power supply.

January 18, 2016
How to use a multimeter to test electrical parts.

Learn how to use a multimeter to check for wiring problems in an appliance that's not working

December 16, 2015
Using a wiring schematic to trace a current.

Find out what’s wrong with your appliance by following a circuit.

December 9, 2015
How to read a wiring schematic.

Learn how to decipher symbols so you can buy the right part for your problem.

March 4, 2015
How to maintain a garage door opener.

Learn what maintenance a garage door opener needs, and when to perform the maintenance.

March 4, 2015
How to open a garage door with an opener manually.

Learn how to open a garage door manually if power to your garage door opener fails.

January 29, 2015
Appliance repair DIY: what to know before you begin.

See what things you should do before beginning a DIY appliance repair project.

November 26, 2014
How safe is your garage door opener?

Check these three things to make sure you garage door works safely.

June 1, 2013
Garage door opener common questions.

Find answers in these questions our experts are often asked about garage door openers.

Symptoms common to all garage door openers

Choose a symptom to see related garage door opener repairs.

Main causes: loose fasteners, broken brackets, need preventive maintenance, worn drive gears, loose or worn belt, loose chain
Main causes: safety sensor beams blocked, safety sensors not aligned, downforce setting needs adjustment, damaged garage door tracks
Things to do: check garage door travel, tighten brackets and fasteners, test safety sensors, check travel limits and force limits
Main causes: faulty logic control board, bad RPM sensor, broken gears in the drive system, bad drive motor
Main causes: garage door opener misaligned, travel limits need adjustment, bad travel limit switches, faulty logic control board
Main causes: neighbor's remote programmed at the same time as yours, faulty wall control wiring, bad wall control unit
Main causes: radio interference, weak remote batteries, sunlight interference with safety sensor beams, safety sensors need adjustment
Main causes: garage door locked, damaged garage door tracks, up-force setting needs adjustment, RPM sensor failure, bad drive motor

Repair guides common to all garage door openers

These step-by-step repair guides will help you safely fix what’s broken on your garage door opener.

June 20, 2016
By Lyle Weischwill
How to replace a garage door opener battery

The garage door won't move during a power outage if the battery is dead. Here’s how to replace it.

Repair difficulty
Time required
 15 minutes or less
January 6, 2016
By Lyle Weischwill
How to replace a garage door opener drive belt

A damaged or broken belt on your garage door opener could be the reason it won’t move the door. Here’s how to fix it.

Repair difficulty
Time required
 60 minutes or less
How to replace a chain-drive garage door opener drive and worm gears

If your garage door won’t move, the drive and worm gears could be broken. This guide will help you replace the gears.

Repair difficulty
Time required
 60 minutes or less