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Home >> Cadillac >> 2018 >> CTS Base, RWD >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine Controls And Fuel - 2.0L (LTG) - Repair Instructions >> Repair Instructions >> Air Cleaner Outlet Duct Replacement (Tamperproof) >> Removal Procedure

Removal Procedure

  1. Intake Manifold Cover - Remove - Intake Manifold Cover Replacement
  2. GM4915565Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct Clamp (1) - Loosen

  3. Air Cleaner Outlet Duct (2)@Air Cleaner Assembly (3) - Remove
  4. GM4915566Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Outlet Duct Clamp (1) - Loosen

  5. Air Cleaner Outlet Duct (2)@Turbocharger Assembly (3) - Remove
  6. GM4915567Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Due to the PCV tamper-resistant connections, the air cleaner outlet duct must be repositioned during repair. Do NOT damage the tamper-resistant connections.

    Positive Crankcase Ventilation Tube Bolt (1) - Remove - Positive Crankcase Ventilation Hose/Pipe/Tube Replacement

  7. GM4915568Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The PCV tube's connections are tamperproof and cannot be disconnected.

    Rotate the air cleaner outlet duct (1)at the PCV tube's pivot joint (2).

  8. GM4915569Courtesy of GENERAL MOTORS COMPANY

    Only when replacing the air cleaner outlet duct (1) with NEW can the air cleaner outlet duct nipple be cut. Use a suitable tool to cut the air cleaner outlet duct nipple marked by the dashed line (2). Remove air cleaner outlet duct from vehicle and discard.

  9. GM4915570Courtesy of GENERAL MOTORS COMPANY

    Using suitable tools, release the PCV valve tangs (1) while pulling the remaining PCV tube (2) from the PCV hose and discard.