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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Engine Controls And Fuel - 3.6L (LF4 LGX) - Repair Instructions) >> Repair Instructions >> Turbocharger Wastegate Actuator Replacement - Right Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove bank 1 turbocharger air inlet adapter. Refer to Turbocharger Air Inlet Adapter Replacement - Bank 1 .
  2. Remove the bank 1 turbocharger heat shield. Refer to Turbocharger Heat Shield Replacement (LF4 Bank 1)Turbocharger Heat Shield Replacement (LF4 Bank 2) .
    3. Fig 1: Turbocharger Wastegate Actuator Arm Retainer
    GM3600468Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the position of the retainer for future installation.

  3. Remove the turbocharger wastegate actuator arm retainer (1) securing the actuator arm (2).
    4. Fig 2: Turbocharger Wastegate Actuator
    GM3600469Courtesy of GENERAL MOTORS COMPANY
  4. Remove the turbocharger wastegate actuator fasteners (1) from the turbocharger wastegate actuator (2).
    1. Disconnect the charge air bypass valve vacuum tube from the turbocharger wastegate actuator. Refer to Plastic Collar Quick Connect Fitting Service .
    2. Remove the turbocharger wastegate actuator.
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