GM Service Manual Online
For 1990-2009 cars only

Master Cylinder


Object Number: 385200  Size: SH

This master cylinder is a composite design with a plastic reservoir and an aluminum body. The master cylinder is used in a diagonally split system. In this system, one front and one diagonally rear brake is served by the primary piston and the opposite front and rear brakes are served by the secondary piston.

The master cylinder incorporates the functions of a standard dual master cylinder. The master cylinder also has a fluid level sensor (1).