Yukon 4WD V8-5.3L (2008)
8. Remove the 3 master cylinder reservoir seals (1).
Installation Procedure
1. Install the 3 master cylinder reservoir seals (1).
Lubricate the master cylinder reservoir seals and the outer surface area of the reservoir-to-housing barrels with 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.