FAQ for Brake Disc Repair
Q: What should be done when the brake rotor has been separated from a hub?
A:
When a brake rotor has been separated from a hub or axle flange, the mating surface of the brake rotor must be cleaned of any rust or contaminants.
By BobGM Specialist
01/11/2022 Q: How to remove the brake rotor?
A:
You need to raise and support the vehicle. After that, you can remove the tire and wheel assembly. Then you need to remove and support the caliper and bracket, remove the brake rotor, and clean the wheel hub flange.
By BobGM Specialist
01/11/2022 Q: What information needs to be documented on the Repair Order?
A:
Any claim that is submitted using the labor operations in this bulletin, must have the Original Rotor Thickness and Refinish Rotor Thickness documented on the repair order.
By BobGM Specialist
01/11/2022 Q: How to install the rear brake rotor?
A:
You need to install the brake rotor, the caliper bracket, and the tire and the wheel. Then you can lower the vehicle.
By BobGM Specialist
01/11/2022 Q: Is it okay to leave the caliper/pads installed while cutting rotors using an on-car lathe?
A:
On-car lathes should never be used with the pads and calipers installed on the vehicle. The debris from cutting the rotors can contaminate the brake pads/calipers which can lead to other brake concerns and comebacks.
By BobGM Specialist
01/11/2022 Q: How to remove the rear brake rotor?
A:
You need to raise and suitably support the vehicle. Then you can remove the tire and wheel assembly. After removing and supporting the caliper and bracket, you can remove the brake rotor and clean the wheel hub flange.
By BobGM Specialist
01/11/2022 Q: Do we need to refinish the disc brake rotors?
A:
No, the disc brake rotors do not require refinishing.
By BobGM Specialist
01/11/2022 Q: What tools should you use if the vehicle is equipped with cross-drill rotors?
A:
You need to use a lathe with positive rake tooling and a vibration dampener when cutting.
By BobGM Specialist
01/11/2022 Q: What needs to be done before refinishing a brake rotor?
A:
Before refinishing a brake rotor, the rotor must first be checked for adequate thickness.
By BobGM Specialist
01/11/2022 Q: How to install the brake rotor?
A:
After installing the brake rotor and the caliper bracket, you can install the tire and the wheel. Then you can lower the vehicle.
By BobGM Specialist
01/11/2022 See more FAQs (8)