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Home >> Chevrolet >> 2008 >> Optra LS, Automatic >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Drum Brakes >> Repair Instructions >> Wheel Cylinder Replacement >> Removal Procedure

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the brake drum and the brake shoes. Refer to Brake Shoe Replacement .
    3. Fig 1: View Of Brake Line Inlet, Pilot And Bolt
    GM1245734Courtesy of GENERAL MOTORS CORP.
  3. Clean dirt and foreign material from around the wheel cylinder brake line inlet, the pilot, and the bolt.
  4. Remove the brake line from the backing plate.
  5. Plug the opening in the brake line to prevent fluid loss or contamination.
    6. Fig 2: View Of Wheel Cylinder Assembly And Brake Line
    GM1245735Courtesy of GENERAL MOTORS CORP.
  6. Remove the wheel cylinder-to-backing plate bolt.
  7. Gently tap out the wheel cylinder from the backing plate, using care not to damage the bleeder valve or the cap.
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