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Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lubricate the following parts with the silicone grease that is supplied in the repair kit:
    • O-rings (5)
    • Proportioning valve seals (4)
    • Proportioning valve piston stems (3)
  2. Install new seals on the proportioning valve pistons. Ensure that the lip seals face up toward the cap.
  3. Install the proportioning valve pistons and the seals in the master cylinder body.
  4. Install the springs (2) in the master cylinder body.
  5. Install new O-rings (5) in the grooves in the proportioning valve caps.
    6. NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Install the proportioning valve caps (1) in the master cylinder body.

    Tighten:  Tighten the proportioning valve caps to 27 N.m (20 lb ft).

    7. Fig 1: Identifying Proportioning Valve Components
    GM176833Courtesy of GENERAL MOTORS CORP.
  7. Install the master cylinder reservoir. Refer to Master Cylinder Reservoir Replacement .
  8. Bleed the brakes. Refer to Hydraulic Brake System Bleeding (Manual)  or Hydraulic Brake System Bleeding (Pressure) .
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