FAQ for Brake Booster Repair
Q: What should be noticed when you tighten the fixture clamp bolt?
A:
Atorque wrench must be used to tighten the fixture clamp bolt.
By BobGM Specialist
01/11/2022 Q: What is the removal procedure for the vacuum brake booster?
A:
The procedure is to remove the brake master cylinder, the vacuum hose, the pushrod retaining clip, the stop lamp switch, the vacuum booster, and the gasket.
By BobGM Specialist
01/11/2022 Q: What is the proper way to install the vacuum brake booster?
A:
The proper way is to install the gasket, the vacuum booster, the pushrod, the pushrod retaining clip, the vacuum hose, and the master cylinder.
By BobGM Specialist
01/11/2022 Q: What will be done to remedy this?
A:
Dealers will test the Hydro-Boost assembly for the functional operation of the two-function valve. If the Hydro-Boost assembly fails the test, dealers are to replace the assembly.
By BobGM Specialist
01/11/2022 Q: What is the proper way to install the hydraulic brake booster?
A:
The proper way is to install the gasket, the booster assembly, the 4 booster to bulkhead nuts, the stop lamp switch, and the master cylinder.
By BobGM Specialist
01/11/2022 Q: What is the removal procedure for the hydraulic brake booster?
A:
The procedure is to remove the master cylinder, the stop lamp switch, the 4 boosters to bulkhead nuts, the booster assembly, and the gasket.
By BobGM Specialist
01/11/2022 Q: What will be done for correction?
A:
Dealers are to inspect the hydro-boost module and replace the relief valve, if necessary.
By BobGM Specialist
01/11/2022 Q: How to correct this defect?
A:
Dealers are to inspect the hydro-boost module and replace the relief valve, if necessary.
By BobGM Specialist
01/11/2022 Q: What should be done for Canada?
A:
For dealers with involved vehicles, a Campaign Initiation Detail Report containing the complete Vehicle Identification Number, customer name, and address data has been prepared and is being furnished to involved dealers. Dealers that have no involved vehicles currently assigned will not receive a report with the recall bulletin.
By BobGM Specialist
01/11/2022 Q: What should be noticed when you start the engine?
A:
You should not depress the brake pedal until instructed.
By BobGM Specialist
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