GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Saturn 🢒 2009 🢒 Astra 🢒 Brakes 🢒 Hydraulic Brakes 🢒 Rear Brake Rotor Replacement

Removal Procedure

    Object Number: 1936778 Size: LH

    Note: The brake pads must be removed to remove the brake discs of the rear wheel brake. When replacing the brake discs, the brake pads must also be replaced. Always replace both brake discs on one axle.

  1. Remove the rear wheel. Refer to Tire and Wheel Removal and Installation.
  2. Remove the brake pads. Refer to Rear Disc Brake Pads Replacement and Rear Disc Brake Pad Attachment Replacement.
  3. Remove the brake carrier (2) from brake backing plate.

    4. Remove the 2 bolts.

  4. Remove the brake disc from wheel hub.

    5. Remove the locking bolt (1).

  5. Clean the mating surfaces between the brake disc and the wheel hub.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1936778 Size: LH
  1. Install the brake disc to the wheel hub with the detent screw (1).

    2. Tighten
    Tighten the detent screw to 4 N·m (35 lb in).

    Note: Clean the thread and insert the bolts with locking compound.

  2. Install the brake carrier (2) to brake carrier plate.

    3. Tighten
    Tighten the brake carrier to 100 N·m (74 lb ft).

  3. Install the brake pads. Refer to Rear Disc Brake Pads Replacement and Rear Disc Brake Pad Attachment Replacement.
  4. Install the rear wheel. Refer to Tire and Wheel Removal and Installation.
  5. Actuate the brake pedal repeatedly.
  6. Top up the brake fluid to the MAX mark. Refer to Master Cylinder Reservoir Filling.
  7. Adjust the parking brake. Refer to Parking Brake Adjustment.