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Home >> Buick >> 2005 >> Century Base >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Introduction >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Valve Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: View Of EGR Valve
    GM507392Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the EGR valve electrical connector.
  2. Remove the EGR pipe bolt and carefully pull the pipe assembly back.
  3. Remove the EGR valve bolts.
  4. Remove the EGR valve.
  5. Remove the gasket.
  6. Clean the EGR valve gasket mating surface.
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