GM Service Manual Online
For 1990-2009 cars only

Application

GM SPO Group Number

Brake Master Cylinder

04.650

Brake Pedal Bracket

04.634

Front Brake Hose

04.680

Master Cylinder Fluid Level Sensor

04.651

Proportioning Valve

04.652

Rear Brake Hose

04.680

Stoplamp Switch

02.447

Vacuum Brake Booster

04.901

Vacuum Brake Booster Check Valve

04.955

Vacuum Brake Booster Hose

04.931