Sierra Denali RWD V8-6.2L (2009)
12. Remove the brake master cylinder nuts (1).
Discard the brake master cylinder nuts.
13. Remove the brake master cylinder and the master cylinder seal (1).
Installation Procedure
1. Bench bleed the master cylinder. Refer to Master Cylinder Bench Bleeding (Non-Hybrid) (See: Procedures/Hydraulic Brake System Bleeding
(Manual with RPO BRM))Master Cylinder Bench Bleeding (Two-mode Hybrid) (See: Procedures/Hydraulic Brake System Bleeding (Manual
without RPO BRM)) .