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Turbocharger Disassemble

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM2966417

    Remove the exhaust manifold heat shield bolt (2).

  2. Remove the exhaust manifold heat shield (1) from the turbocharger (3).
  3. GM2966419
    NOTE:

    The turbocharger coolant feed pipe fitting and the turbocharger oil feed pipe fitting are not reusable.

    Remove and DISCARD the turbocharger coolant feed pipe fitting (2) along with the seal ring (3) from the turbocharger (1).

  4. Remove and DISCARD the turbocharger oil feed pipe fitting (5) along with the seal ring (4).
  5. GM3213274

    Remove the 2 turbocharger wastegate regulator solenoid valve hose clamps (1).

  6. Remove the 3 turbocharger wastegate regulator solenoid valve hoses from the turbocharger.
  7. Remove the 2 turbocharger wastegate regulator solenoid valve bolts (2).
  8. Remove the 2 turbocharger wastegate regulator solenoid valve (3).
  9. GM3213276

    Remove the 3 charge air bypass valve bolts (1).

  10. Remove the charge air bypass valve (2).
  11. GM3952803

    Retainer(4)@Turbocharger Wastegate Actuator(2) - Remove and DISCARD

  12. Nut(6)@Turbocharger Wastegate Actuator - Remove[2x]
  13. Apply pressure of max. 100 kPA (14.5 psi) to the turbocharger wastegate actuator hose inlet (1) by using EN-667  pump up to the level that the rod end (3) is moved and the turbocharger wastegate actuator can be removed from the wastegate pin (5).
  14. Turbocharger Wastegate Actuator(2)@Turbocharger(7) - Remove
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