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Home >> Chevrolet >> 2001 >> Cavalier LS, 2.2 4 >> Repair and Diagnosis >> External Pages >> Different car >> Section 226 (Hydraulic Brake System) >> Repair Instructions >> Vacuum Brake Booster Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the brake booster to the vehicle.
  2. Ensure that the inner washer (4) is in position on the brake pedal.
  3. Apply a thin coating of lithium grease to the pushrod pin on the brake pedal.
  4. Connect the brake booster pushrod (3) to the brake pedal.

    Tilt the entire brake booster slightly in order to work the booster pushrod onto the pedal clevis pin without putting undue pressure on the pushrod.

  5. Install the outer washer (2) and retaining clip (1) to the brake pedal.
    Fig 1: Exploded View Of Brake Pedal Assembly
    GM1311217Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Install the vacuum brake booster mounting nuts (7).

    Tighten:  Tighten the nuts to 27 N.m (20 lb ft).

  7. Install the vacuum hose to the vacuum check valve.
  8. Move the master cylinder (11) and the proportioning valve assembly or the antilock brake modulator assembly onto the brake booster (9) studs.
  9. Install the master cylinder mounting nuts (10).

    Tighten:  Tighten the nuts to 27 N.m (20 lb ft).

    Fig 2: View Of Vacuum Brake Booster
    GM171234Courtesy of GENERAL MOTORS CORP.
  10. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls - 2.2L (L61).