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Crankshaft Balancer Installation: Installation

WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Crankshaft Balancer Weights
    GM334258Courtesy of GENERAL MOTORS CORP.
  1. Look to ensure that the crankshaft balancer front groove pin is installed in the proper location, if applicable.

    The length and location of the pins must be the same as the original length and location.

    2. NOTE: The inertial weight section of the crankshaft balancer is assembled to the hub with a rubber type material. The correct installation procedures (with the proper tool) must be followed or movement of the inertial weight section of the hub will destroy the tuning of the crankshaft balancer.
  2. Apply a small amount of adhesive GM P/N 12346141 (Canadian P/N 10953433) or equivalent, onto the crankshaft balancer keyway in order to seal the crankshaft balancer keyway and crankshaft joint.
  3. Align the keyway of the crankshaft balancer with the crankshaft balancer key.
  4. Install the crankshaft balancer onto the end of the crankshaft.
    5. Fig 2: Installing Crankshaft Balancer
    GM188059Courtesy of GENERAL MOTORS CORP.
    Fig 3: Pressing Crankshaft Balancer Onto Crankshaf Using J 23523-F
    GM4065Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  5. Use the J 23523-F  in order to press the crankshaft balancer onto the crankshaft.
    1. Install the J 23523-F  plate and bolts onto the front of the crankshaft balancer.

      Tighten:  Tighten the J 23523-F  plate bolts to 25 N.m (18 lb ft).

    2. Install the J 23523-F  screw into the end for the crankshaft.
    3. Install the J 23523-F  bearing, the washer, and the nut onto the J 23523-F  screw.
    4. Rotate the J 23523-F  nut clockwise until the crankshaft balancer hub is completely seated against the crankshaft position sensor reluctor ring.
  6. Remove the J 23523-F  .
    7. Fig 4: View Of Crankshaft Pulley & Bolts
    GM188055Courtesy of GENERAL MOTORS CORP.
  7. Install the crankshaft pulley and bolts. Finger tighten all bolts until snug.

    Tighten:  Tighten the crankshaft pulley bolts to 58 N.m (43 lb ft).

    8. Fig 5: Crankshaft Balancer Washer
    GM342203Courtesy of GENERAL MOTORS CORP.
  8. Ensure that the crown of the crankshaft balancer washer (2) is faced away from the engine.
    9. Fig 6: View Of Crankshaft Balancer Washer & Bolt
    GM173172Courtesy of GENERAL MOTORS CORP.
  9. Install the crankshaft balancer washer and the bolt.

    Tighten:  Tighten the crankshaft balancer bolt to 95 N.m (70 lb ft).

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