If either one is under lubed the door can become stuck when opening or closing.
Garage door stuck going up.
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Here are two life hacks i did to get my garage doors to work.
Surprisingly your garage door just being locked can be causing your problem.
Your garage door s track and the opener s chain both require sufficient lubrication in order to do their jobs.
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If you have a jammed pulley system or a broken spring your garage door won t work and if it happened while you were opening or closing the garage door you may end up with a garage door stuck open.
A door that is stuck halfway open is a security risk.
How to fix a garage door that gets stuck halfway.
To fix this problem you will need to add more lubrication to both parts.
You can use a standard machine oil either in a spray can or a bottle.