Close the door and hold a block of wood against the doorstop.
Garage door vibrates closing.
Press fit pulleys and cast iron pulleys.
Tighten one adjustable wrench onto the curved latch side of the plate to hold it while you bend the tang.
If your garage door shakes when opening or closing or sounds like it is going to fall off the track the problem is most often the pulleys.
Vibration transfers through the steel framework of the opener and through the home s framing studs and drywall.
The door track rollers move each time you open or close the door leading to a lot of movement and causing wear.
There are two types of pulleys.
Squeaky garage door or garage door grinding sound when opening or closing.
Then secure the door stop with 1 1 4 in.
This wear could damage the roller surface causing them not to roll correctly.