Q: What tool can be used to clean all rust and contaminants from the inside diameter of the hat section of the brake rotor?
A:
You can use the J 41013.
By Bob
GM Specialist
01/11/2022
Q: What is the recommended torque when installing the brake caliper bracket bolts?
A:
You can tighten to 300 Nm (221 lb-ft).
By Bob
GM Specialist
01/11/2022
Q: What tool can be used to clean all rust and contaminants from the mating surface of the hub flange?
A:
You can use the J 42450-A.
By Bob
GM Specialist
01/11/2022
Q: What tool can be used to remove the rotor from the hub assembly?
A:
You can use the J-46277 and the J 2619-01.
By Bob
GM 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 Bob
GM Specialist
01/11/2022
Q: What is the purpose of burnishing the brake pads and brake rotors?
A:
The purpose is to ensure that the braking surfaces are properly prepared after service has been performed on the disc brake system.
By Bob
GM Specialist
01/11/2022
Q: What tool can be used to press the wheel studs from the hub and rotor assembly?
A:
You can use a hydraulic press.
By Bob
GM Specialist
01/11/2022
Q: Which lathe is essential for performing brake work, the bench or the on-car?
A:
Dealers must have a well-maintained bench lathe and a well-maintained on-car lathe. These lathes need to be calibrated monthly. BOTH lathes are essential to providing quality brake service.
By Bob
GM Specialist
01/11/2022
Q: What should you check before refinishing a brake rotor?
A:
You should first check the rotor for adequate thickness to allow the rotor to be refinished and remain above the minimum allowable thickness after refinishing specification.
By Bob
GM Specialist
01/11/2022
See more FAQs (4)
FAQ for Other Repair Info
Q: What is the removal procedure for the rear brake caliper bracket (With a Single Rear Wheel)?
A:
The procedure is to remove the following: the tire and wheel assembly, the Brake Caliper from the brake caliper mounting bracket, the brake pads from the brake caliper mounting bracket, the anti-rattle clips from the brake caliper bracket, the brake caliper bracket mounting bolts, the brake caliper bracket and any contaminants or foreign material from the inside ends of the brake caliper bracket.
Q: What is the purpose of burnishing the brake pads and brake rotors?
A:
The purpose is to ensure that the braking surfaces are properly prepared after service has been performed on the disc brake system.