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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1807 (Hydraulic Brake System) >> Repair Instructions >> Vacuum Brake Booster Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing Washer & Retaining Clip To Brake Pedal
    GM926065Courtesy of GENERAL MOTORS CORP.
  1. Install the foam insulator the vacuum brake booster.
  2. Install the brake booster to the vehicle.
  3. Install, but do not tighten, the booster mounting nuts.
  4. Lightly lubricate the booster push rod pivot pin on the brake pedal with silicone lubricant.
  5. Install the booster push rod to the pivot pin on the brake pedal.
  6. Install the foam washer to the pivot pin.
  7. Install the brake booster push rod retaining clip.
    8. Fig 2: Removing/Installing Brake Pedal Assembly
    GM925895Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  8. Fully seat the brake booster to the front of dash and the brake pedal assembly.
  9. Tighten the vacuum brake booster mounting nuts.

    Tighten:  Tighten the nuts to 25 N.m (18 lb ft).

    10. Fig 3: Removing/Installing Brake Modulator Valve Bracket
    GM931345Courtesy of GENERAL MOTORS CORP.
  10. Install the brake modulator valve bracket, if equipped. Refer to Brake Pressure Modulator Valve Bracket Replacement .
  11. Install the brake modulator assembly, if equipped. Refer to Brake Modulator Assembly Replacement .
    12. Fig 4: Removing/Installing Transaxle Control Module (TCM)
    GM931336Courtesy of GENERAL MOTORS CORP.
  12. Install the TCM to the bracket.
    13. Fig 5: Removing/Installing Vacuum Booster Check Valve & Hose Assembly
    GM926611Courtesy of GENERAL MOTORS CORP.
  13. Install the vacuum booster check valve and hose assembly to the booster.
  14. Reposition and install the master cylinder to the booster. Refer to Master Cylinder Replacement .
    15. Fig 6: Coolant Surge Hose & Clamp
    GM898638Courtesy of GENERAL MOTORS CORP.
  15. Install the coolant surge hose and clamp to the surge tank.
  16. Install the battery tray. Refer to Battery Tray Replacement (2.2L (L61)) or Battery Tray Replacement (2.4L (LAT)) or Battery Tray Replacement (3.5L (L66)) .
  17. Install the underhood electrical center. Refer to Underhood Electrical Center or Junction Block Replacement .
  18. Install and connect the battery. Refer to Battery Replacement (2.2L (L61) and 3.5L (L66)) or Battery Replacement (2.4L (LAT)) .
  19. If necessary, bleed the brake system. Refer to Hydraulic Brake System Bleeding (Pressure)  or Hydraulic Brake System Bleeding (Manual) .
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