GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1509778  Size: SH

    Important: Clean the dirt, the grease and the foreign particles from the hose fittings at both ends before removing the master cylinder hose.

  1. Remove the upper and lower wheelhouse panels. Refer to Wheelhouse Panel Replacement - Upper and to Wheelhouse Panel Replacement - Lower.
  2. Remove the bolts and the gaskets.
  3. Remove the hose fittings from the caliper.
  4. Disconnect the steel pipes from the hose junction block.
  5. Bend the steel pipes in a backward position in order to clear the junction block.
  6. Cap the steel pipes.

  7. Object Number: 1509782  Size: SH
  8. Remove the nut and the washer.
  9. Remove the front brake hose.

Installation Procedure


    Object Number: 1509782  Size: SH
  1. Install the front brake hose.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the washer and the nut.
  4. Tighten
    Tighten the nut to 37 N·m (27 lb ft).

  5. Install the steel pipes to the junction block.
  6. Tighten
    Tighten the fittings to 25 N·m (19 lb ft).


    Object Number: 1509778  Size: SH

    Important: Ensure that the hose is not twisted.

  7. Install the hose fitting to the caliper.
  8. Install the washers and the bolts.
  9. Tighten
    Tighten the fittings to 25 N·m (19 lb ft).

  10. Install the upper and lower wheelhouse panels. Refer to Wheelhouse Panel Replacement - Upper and to Wheelhouse Panel Replacement - Lower.
  11. Bleed the brakes. Refer to Hydraulic Brake System Bleeding.