Where can you get a GM accessory lug lock? You might have trouble finding the item because GM actually lists the item under a different name. It is one of those situations we talked about where the vernacular of the populace is different than those people who make the item. People in the parts world calls these things wheel locks. However, the normal populace calls them lug locks. Here in lies the problem. The search engines that deliver results to you, the user, have to parse all the possible websites in the world to determine which sites they should show you. If you are talking about lug locks and the people who have the item are talking about wheel locks then the search engines might not make the correlation between the two without some kind of outside influence. Ultimately, that means you might have a very hard time finding what you need.
The quick answer to your question is that you can get wheel locks aka GM accessory lug locks right here. We do not know what type of vehicle you need them for so it is nearly impossible to tell you which lug locks you need specifically. We can tell you that you can use the search function to look for "lug locks" or "wheel locks" but if you want more personalized search results then you should enter the make, model, and year of your vehicle and the system will find parts and accessories appropriate for your style and model of your vehicle. It is a great way to find what you need and you could find something you want as well. All in one fell swoop or action.