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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 760 (Drum Brake System) >> Repair Instructions >> Wheel Cylinder Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  3. Remove the brake drum. Refer to Brake Drum Replacement .
  4. Clean any debris and contaminants from around the wheel cylinder.
    5. Fig 1: View Of Brake Pipe Fitting, Wheel Cylinder Bleeder Valve & Mounting Bolts
    GM890731Courtesy of GENERAL MOTORS CORP.
  5. Remove the wheel cylinder bleeder cap and valve (2).
  6. Disconnect the brake pipe fitting (1) from the wheel cylinder. Cap the exposed brake pipe end to prevent fluid loss and contamination.
  7. Remove the wheel cylinder mounting bolts (3).
    8. Fig 2: View Of Wheel Cylinder
    GM890730Courtesy of GENERAL MOTORS CORP.
  8. Using the J 38400  , spread the top of the brakes shoes apart, then remove the wheel cylinder from the brake backing plate. See Special Tools .
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