What is the size of nut that holds front wheel bearing assembly on a 2002 Grand Prix?

The size of the nut that holds the front wheel bearing assembly on a 2002 Pontiac Grand Prix is 30mm. However, it's crucial to double-check this with a wrench before attempting to remove it, as there's always a slight chance of variation depending on specific trim level or any previous repairs. Use a torque wrench when reinstalling to ensure proper tightening.