The garage door opener gear can often malfunction or crack. You can repair this yourself instead of running to a professional for help.
Step 1 – Check the Garage Door
Pull the emergency release cord and this will disconnect he garage door from the opener. Open and close the garage door to ensure that the door is working fine. If it is difficult to open and close the door then there is a problem with the springs and this should be tackled by a professional only.
Step 2 - Check the Garage Door Opener Gear
Use the garage door opener and ensure that the lights come on. Check for any obstruction in view of the lights. If the lights do not come on then there is an issue with the circuit. You can unplug and re-plug the opener. If none of this helps then check the warranty for your opener. Most garage door opener gear should come with a one year warranty. If not, then ask a mechanic to help and if you are replacing the garage door opener then opt for one that come with a warranty.