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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 >> Installation Procedure

Installation 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.
    Fig 1: Turbocharger Wastegate Actuator
    GM3600469Courtesy of GENERAL MOTORS COMPANY
  1. Position the turbocharger wastegate actuator (2) in place then hand start the fasteners (1).
    2. CAUTION:

    Refer to Fastener Caution .

  2. Tighten the wastegate actuator fasteners (1) to 25 N.m (18 lb ft).
    3. Fig 2: Turbocharger Wastegate Actuator Arm Retainer
    GM3600468Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure that the actuator arm retainer is installed as previously noted.

  3. Install the turbocharger wastegate actuator arm (2) then install its retainer (1) to secure the actuator arm.
  4. Connect the charge air bypass valve vacuum tube to the turbocharger wastegate actuator. Refer to Plastic Collar Quick Connect Fitting Service .
  5. Install the turbocharger heat shield. Refer to Turbocharger Heat Shield Replacement (LF4 Bank 1)Turbocharger Heat Shield Replacement (LF4 Bank 2) .
  6. Install bank 1 turbocharger air inlet adapter. Refer to Turbocharger Air Inlet Adapter Replacement - Bank 1 .
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