Originally Posted by LMBmikeZ

Yep by tapping it while you push the button in will help to try and free the locked/seized gears while the power is applied to the little motor that is in the lock mechanism. You will be able to hear the lock disengage if it does work. The power will be trying to get it to turn and by tapping it you might be able to free it up just enough to get it to unlock one more time! Then if it does either cut the wire or pull the fuse ASAP don't do anything or touch anything else in the car!