The bloody thing could be anywhere. Look in all the places listed above. And pull out the spare.
It looks like a deep socket with a nut on the end. Like allot of spark plug sockets only not chromed.
Many dealers and owners never applied the key code stickers that came with them. Even if they did the sticker can be almost anywhere on the car.
The Locks are made by AMCOR for GM. Some GM dealers have a master set of locks. 1800PMcares can get you the number for AMCOR.
If you want new locks, McGard makes them to fit these lugs in a couple styles to match your wheels.
Locks are only ment to slow down some putz trying to swipe wheels/tires. Any serious thief has several ways around them.
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Edison Carter: When did the News become Entertainment?
Murray: Since it was invented.
The Ogre's Fiero Cave (It's also at the top of every forum page...)