Instead, try other methods that might break the frozen connection between the door and the floor. For example, you can use a heat gun or hair dryer to melt the ice and free the door. Standard de-icing products can also work. And if you are careful not to damage the door or the seal on the bottom of the door, you can use a flat shovel or similar tool to chip away at the ice.
Noisy garage doors cause all kinds of problems, especially for anyone who has to sleep above or next to the garage. Fortunately, most noisy garage doors can be fixed with a combination of routine maintenance and the replacement of a few parts. If the basic maintenance tips described above don't quiet a noisy garage door, it's possible that the door's hinges need to be replaced.