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Inspection Procedure

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. GM3213250

    Adjust the engine to cylinder 1 top dead center (TDC) of combustion stroke. Set crankshaft in direction of engine rotation until the markings (2, 3) line up. Rotate at the crankshaft balancer absorber bolt (1).

  2. GM2968105
    NOTE:

    If EN-51148  holding tool does not fit properly, rotate the crankshaft and additional 360 degrees.

    Install the EN-51148  holding tool (1) to camshafts and to the cylinder head.

    1. Tighten the bolt (3) in the middle.
    2. Tighten the 2 outer bolts (2, 4).
  3. If the EN-51148  holding tool can not be installed, then refer to Camshaft Timing Chain Adjustment .
  4. GM3213250

    Check the markings (2) and (3). If the markings not in line then refer to Camshaft Timing Chain Adjustment 

  5. GM2968105

    Loosen the middle bolt (3) and the 2 outer bolts (2, 4) and remove the EN-51148  holding tool (1).

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