C70 Coupe L5-2.3L Turbo VIN 53 B5234T3 (2001)
If the bolt is rusted in, slacken the nut a few turns. Then tap the bolt loose.
Remove the nut and bolt.
Spray rust remover on the ball joint once again.
Note! Do not drive a chisel, screwdriver or drift between the "ears" on the stub axle.
Removing the ball joint from the stub axle