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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 4.4L (1 Of 5)) >> On-Vehicle Repair Instructions (Part 1) >> Crankcase Ventilation Hoses/Pipes Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: PCV Tube Connection Lock Tab
    GM1614010Courtesy of GENERAL MOTORS CORP.
  1. Release the lock tab (1) when disconnecting the positive crankcase ventilation (PCV) tube connections.
    2. Fig 2: PCV Tube
    GM1613993Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the fresh air PCV tube (1) from the fitting on the underside of the supercharger inlet duct, during the removal procedure of the front section of the supercharger inlet duct assembly. Refer to Supercharger Inlet Duct Assembly Replacement .
    3. Fig 3: PCV Fresh Air Tube
    GM1613990Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the PCV fresh air tube (1) from the left camshaft cover.
    4. Fig 4: PCV Foul Air Tube
    GM1614012Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the PCV foul air tube (1) from the PCV orifice fitting on the right camshaft cover.
    5. Fig 5: PCV Foul Air Tube
    GM1685832Courtesy of GENERAL MOTORS CORP.
  5. Remove the supercharger assembly. Refer to Supercharger Replacement .

    Remove the PCV foul air tube from the fitting on the underside of the supercharger assembly.

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