In case your garage door is made of steel then the hinges would be secured with hex headed screws.
Remove rollers from garage door.
Again do not do this for the bottom roller.
Go to the other side of your garage door and bend the area of vertical track near the seam.
How to replace upper garage door rollers.
For the wooden garage door use the 7 16 inch wrench to remove the nuts that are used to hold the through bolts on the roller hinge.
I fall in the second camp.
Pull the garage door so the roller lines up with the bent track and pop the roller out to replace it.
Roll the door down to the next roller and repeat the same process for removing and replacing the rollers.
Pull out the hinge away from the door and then old roller out of the sleeve in the hinge.
Continue working on the rollers one at a time until you ve replaced all but the top 2 rollers.
Step 4 remove rollers.
Grab a socket wrench and unscrew the retaining bolts to the brackets that hold the garage door rollers.
Use the 3 8 inch wrench to remove these.
When you have replaced the bottom 4 rollers you ll realize that you won t be able to replace the top one because it won t line up with the opening in the track.