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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1392 (Engine Mechanical - 4.3L) >> Repair Instructions - Off Vehicle >> Crankshaft Balancer Installation >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 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. Fig 2: View Of Crankshaft Balancer
    GM188059Courtesy of GENERAL MOTORS CORP.
    CAUTION: 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 3: Using J 23523-F To Press Crankshaft Balancer Onto Crankshaft
    GM4065Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  5. Use the J 23523-F:  installer in order to press the crankshaft balancer onto the crankshaft.
    1. Install the J 23523-F:  installer plate and bolts onto the front of the crankshaft balancer. Tighten the J 23523-F:  installer plate bolts to 25 N.m (18 lb ft).
    2. Install the J 23523-F:  installer screw into the end for the crankshaft.
    3. Install the J 23523-F:  installer bearing, the washer, and the nut onto the J 23523-F:  installer screw.
    4. Rotate the J 23523-F:  installer nut clockwise until the crankshaft balancer hub is completely seated against the crankshaft position sensor reluctor ring.
  6. Remove the J 23523-F:  installer.
    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 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 and tighten to 95 N.m (70 lb ft).
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