Hydraulic Brake Schematics

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Brake Warning System

Courtesy of GENERAL MOTORS CORP.

Fig 2: Hill Hold Valve (HP7)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Brake Pressure and Vacuum Sensors

Courtesy of GENERAL MOTORS CORP.