FAQ for Brake Master Cylinder Repair
Q: What is the recommended torque when installing the master cylinder mounting nuts?
A:
You can tighten the master cylinder mounting nuts to 29 N.m (21 lb-ft).
By BobGM Specialist
01/11/2022 Q: What is the removal procedure for the master cylinder?
A:
First, disconnect the electrical connector, disconnect the brake pipes from the master cylinder and plug the open brake pipe ends. Next, remove the master cylinder mounting nuts, remove the master cylinder from the vehicle and drain the master cylinder reservoir of all brake fluid.
By BobGM Specialist
01/11/2022 Q: Should you add brake fluid if the brake fluid level is above the half-full point?
A:
No, adding brake fluid is not recommended under normal conditions.
By BobGM Specialist
01/11/2022 Q: What is the recommended type of brake fluid when adding fluid to the brake master cylinder reservoir?
A:
You can use only Delco Supreme 11(R), GM P/N 12377967 (Canadian P/N 992667), or equivalent DOT-3 brake fluid from a clean, sealed brake fluid container.
By BobGM Specialist
01/11/2022 Q: What is the first step of the disassembly procedure for the master cylinder?
A:
The first step is to remove the brake master cylinder from the vehicle.
By BobGM Specialist
01/11/2022 Q: What should you clean before removing the cap and diaphragm?
A:
You should clean the outside of the master cylinder reservoir on and around the reservoir cap.
By BobGM Specialist
01/11/2022 Q: What can be used to depress the retaining tabs on the end of the brake fluid level sensor and press the sensor through the reservoir to remove it?
A:
You can use needle nose pliers.
By BobGM Specialist
01/11/2022 Q: When should the brake system be inspected for wear and possible brake fluid leaks?
A:
If the brake fluid level is at or below the half-full point during routine fluid checks, the brake system should be inspected for wear and possible brake fluid leaks.
By BobGM Specialist
01/11/2022 Q: What is the removal procedure for the master cylinder reservoir?
A:
You can remove the master cylinder from the vehicle, remove the brake fluid level sensor, remove the reservoir from the master cylinder and remove the seals from the master cylinder.
By BobGM Specialist
01/11/2022 See more FAQs (4)