GM Service Manual Online
For 1990-2009 cars only

Important: Refer to Draining Reservoirs Air Brakes to depressurize the system before performing any service procedures.

Inspect for foreign objects between the following components:

    • The lever and the stop peg
    • The actuator and the bracket

Verify that the following components are tightened to specifications:

    • The two mounting bracket bolts
    • The stop peg
    • The clamp rings

Inspect the following components for dirt:

    • The actuator push rod end
    • The lip seal
    • The breather
    • The pivot

Refer to Maintenance Schedule in Maintenance and Lubrication for the proper maintenance intervals.