• Your Trusted Service Provider!
  • Talk To Expert : (341) 587 3337

Troubleshooting Guide: Why Your Garage Door Is Not Working and How to Fix It

Troubleshooting Guide: Why Your Garage Door Is Not Working and How to Fix It

Troubleshooting Guide: Why Your Garage Door Is Not Working and How to Fix It

Having a malfunctioning garage door can be a major inconvenience. Whether it’s not opening or closing properly, or simply making strange noises, it can be difficult to determine the cause of the issue. Fortunately, most common garage door problems are relatively easy to diagnose and fix. This troubleshooting guide will help you identify why your garage door is not working and how to fix it.

Common Reasons Why Your Garage Door Is Not Working

Before you can begin troubleshooting your garage door, it’s important to understand the most common reasons why it may not be working properly. Some of the most common issues include:

  • Broken springs or cables
  • Misaligned tracks
  • Damaged or worn-out rollers
  • Faulty opener motor
  • Obstructed sensors
  • Frayed wiring

Steps for Troubleshooting Your Garage Door

Once you’ve identified the potential cause of the issue, you can begin troubleshooting your garage door. Here are some steps you can take to diagnose and fix the problem:

Step 1: Check the Power Source

If your garage door is not opening or closing, the first thing you should do is check the power source. Make sure that the power cord is plugged in and that the circuit breaker has not been tripped. If the power source is functioning properly, move on to the next step.

Step 2: Inspect the Tracks and Rollers

Next, inspect the tracks and rollers for any signs of damage or wear-and-tear. If you notice any bent or broken parts, they should be replaced immediately. Additionally, make sure that the tracks are properly aligned and that there are no obstructions preventing the door from moving freely.

Step 3: Check for Obstructed Sensors

Most modern garage doors are equipped with sensors that detect when something is blocking the path of the door. If these sensors become blocked or misaligned, they can prevent the door from opening or closing properly. Check for any obstructions and make sure that the sensors are properly aligned.

Step 4: Test the Opener Motor

If all of the above steps have been completed without success, it’s time to test the opener motor. Start by disconnecting the power source and then manually opening and closing the door several times. If it opens and closes smoothly without any issues, then you know that the motor is functioning properly.

When to Call a Professional

Top Notch Garage Doors Pleasanton, located in Pleasanton, CA, specializes in garage door repair and installation services. If you’ve tried all of these steps and your garage door is still not working properly, it’s best to call a professional for help. A professional technician will be able to diagnose and fix any underlying issues quickly and efficiently.


Most common garage door problems can be easily diagnosed and fixed with a few simple steps. Start by checking the power source, inspecting the tracks and rollers for damage or wear-and-tear, checking for obstructed sensors, and testing the opener motor. If all else fails, call a professional for help. For reliable garage door repair services in Pleasanton, CA, contact Top Notch Garage Doors Pleasanton.

Our Address

Top Notch Garage Doors Pleasanton
Address: 719a Main St, Pleasanton, CA 94566
Mon-Sun 8:30 AM–11 PM
Phone: (925) 396-2699