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Turbocharger Assemble

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. GM3952771

    Nut(2)@Turbocharger Wastegate Actuator(1)Loosen

    2. NOTE:

    Deviations from the requested length of 130 mm (5.12 in) will not impact engine performance but will activate engine failure mode.

  2. Adjust value (a) to 130 +/-1 mm (5.12 +/-0.04 in) to the turbocharger wastegate actuator by turning the rod (3).
    3. CAUTION:

    Refer to:Fastener Caution

  3. Tighten the nut (2) to 5.6 - 6.8 N.m (49 - 60 lb in).
  4. GM3952803

    Turbocharger Wastegate Actuator(2)@Turbocharger(7) - Install

  5. 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 installed to the wastegate pin (5).
  6. Retainer(4)@Turbocharger Wastegate Actuator - Install a NEW retainer.
  7. Nut(6)@Turbocharger Wastegate Actuator - Install and tighten5.6 - 6.8 N.m (49-60 lb in)[2x]
  8. GM3213276

    Install the charge air bypass valve (2).

  9. Install the 3 charge air bypass valve bolts (1) and tighten to 10 N.m (89 lb in).
  10. GM3213274

    Install the 2 turbocharger wastegate regulator solenoid valve (3).

  11. Install the 2 turbocharger wastegate regulator solenoid valve bolts (2) and tighten to 10 N.m (89 lb in).
  12. Install the 3 turbocharger wastegate regulator solenoid valve hoses to the turbocharger.
  13. Install the 2 turbocharger wastegate regulator solenoid valve hose clamps (1).
  14. GM2966419
    NOTE:

    Do not remove the turbocharger oil feed pipe fitting clamp.

    NOTE:

    The turbocharger oil feed pipe fitting is not reusable.

    Install a NEW turbocharger oil feed pipe fitting (5) along with the seal ring (4) and tighten to 24 N.m (18 lb ft).

    15. NOTE:

    Do not remove the turbocharger coolant feed pipe fitting clamp.

    NOTE:

    The turbocharger coolant feed pipe fitting is not reusable.

  15. Install a NEW turbocharger coolant feed pipe fitting (2) along with the seal ring (3) to the turbocharger (1) and tighten to 24 N.m (18 lb ft).
  16. GM2966417

    Install the exhaust manifold heat shield (1) to the turbocharger (3).

  17. Install the exhaust manifold heat shield bolt (2) and tighten to 10 N.m (89 lb in).
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