Removal & Installation Procedure

Fig 1: View Of Inlet Hose Union O-Ring Seal

Courtesy of GENERAL MOTORS CORP.

Install the inlet hose union O-ring seal (3).
Release the hose clamp at the master cylinder reservoir and install the inlet hose (2) with the union to the power brake booster and the master cylinder reservoir.
Install the power brake booster inlet hose roll pin (1).

Fig 2: Identifying Brake Master Cylinder And Power Brake Booster Assembly

Courtesy of GENERAL MOTORS CORP.

Remove the CH-47830 (1) from the master cylinder assembly.
Install the brake master cylinder and power brake booster assembly. Refer to Brake Master Cylinder with Power Brake Booster and Chassis Control Module Replacement .