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Home >> Buick >> 2009 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 5.3L) >> Repair Instructions - On Vehicle >> Oil Pressure Relief Valve Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: View Of Oil Pan Drain Plug & O-Ring
    GM1411866Courtesy of GENERAL MOTORS CORP.
  1. Open the hood.
  2. Remove the oil fill cap.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the oil pan drain plug (430) and O-ring (429).
  5. Allow the oil to drain into an appropriate container.
    6. Fig 2: View Of Engine Oil Filter
    GM1411868Courtesy of GENERAL MOTORS CORP.
  6. Remove the engine oil filter (437). Allow the rest of the engine oil to drain into an appropriate container.
    7. Fig 3: Valve Lifter Oil Pressure Relief Valve
    GM1602761Courtesy of GENERAL MOTORS CORP.
  7. Remove the oil pan cover bolts.
  8. Remove the valve lifter oil pressure relief valve (455).
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