So you lost the key, but did you save the little slip that came with it? The box and/or receipt that your locking lug nuts came with might have the information you need to get a new key made.

And the button isn’t even on the glove box. Cadillac describes it as an “electronically locking glove box,” and the button replaces the traditional glove box latch or lever mechanism.

Each set of locking nuts usually comes with a key, or a socket, to fit its specific pattern. “If the car was bought new with these, then the special tool is normally in the glove box or with the ...