36 mm
http://www.ctatools.com/catalogs/Axle_Nut_Application_Chart.PDF has a handy size chart CcRider
Remove the front tires, from your Pontiac Grand Prix. Remove the brakes and rotors. Unbolt the axle from the suspension. Remove the axle.
30
34 mm
Getting ready to do the same thing myself--foound out you will need a 34MM deep socket, torque wrench but I am still trying to find torque spec for axle nut--GOOD LUCK
It is a 36 MM socket
hey i think its a 35mm socket
36mm
Just did mine, 33mil deep well socket will do the trick.
35 mm
118 Foot Pounds
32mm