Brake Assist System Description and Operation (Hydraulic Assist)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Brake Assist System (Hydraulic Assist)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Master Cylinder
2	Power Brake Booster Outlet Hose
3	Power Brake Booster Inlet Pipe/Hose
4	Hydraulic Brake Booster
5	Power Steering Gear Inlet Pipe/Hose
6	Steering Gear
7	Power Steering Cooler
8	Power Steering Pump