Thanks for all your replies. I used an old screwdriver and a hammer. Only took a few taps to flip it, and then pulled it out with pliers. The door is locked a foot above the floor using that hole and that works fine.
After the garage door opener broke, I have been manually opening and closing my door, which I don't mind at all. Who needs a garage door opener? My question to you experts concerns the square holes in the frame for locking the door. There is a hole I use at night that locks the door when it...