[ZMEnow]

Originally Posted by LevonH

According to this GM says they cannot. Would be nice to know how yours were done.

See Post 1 under Brembo Brakes:

https://www.camaro5.com/forums/newreply.php?do=newreply&p=4267553

Go back a few years in the thread and you will see a lot of people who successfully had them done. If you are trying to remove rilling or grooves in the rotor you should probably trash them, If you are trying to rid pulsing which is 99% caused by contamination on the rotor read the attachment.