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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Mechanical - 3.5L - Repair Instructions - On Vehicle) >> Crankshaft Balancer Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Balancer & Crank Sprocket Puller (J 29113)
    GM1557862Courtesy of GENERAL MOTORS CORP.
  1. Apply sealer to the keyway of the crankshaft balancer. Refer to Adhesives, Fluids, Lubricants, and Sealers .
  2. Place the crankshaft balancer into position over the key in the crankshaft.
    3. CAUTION: Do NOT use a power-assisted tool with the special tool in order to remove or install this component. You cannot properly control the alignment of this component using a power-assisted tool, and this can damage the component.
  3. Thread the J 29113  into the crankshaft. See Special Tools .
  4. Rotate the hex nut on the J 29113  in order to install the crankshaft balancer onto the crankshaft. See Special Tools .
  5. Remove the J 29113  from the crankshaft. See Special Tools .
    6. Fig 2: Identifying Crankshaft Balancer Bolt & Washer
    GM1556792Courtesy of GENERAL MOTORS CORP.
  6. Install the crankshaft balancer washer and the bolt.
    7. CAUTION: Refer to Fastener Caution .
  7. Install the used crankshaft balancer bolt.

    Tighten:  Tighten the used crankshaft balancer bolt to 125 N.m (92 lb ft).

  8. Remove the used crankshaft balancer bolt.
  9. Install the NEW crankshaft balancer bolt.

    Tighten: 

    1. Tighten the crankshaft balancer bolt a first pass to 125 N.m (92 lb ft).
    2. Tighten the crankshaft balancer bolt a final pass to 130 degrees using the J 45059  .

  10. Remove the J 37096  from the flywheel. See Special Tools .
  11. Install the torque converter covers.
  12. Raise the frame into the original position.
  13. Install and tighten the right and left side frame bolts.

    Tighten:  Tighten the bolts to 100 N.m (74 lb ft) plus an additional 90 degrees using the J 45059  .

  14. Install the right engine splash shield. Refer to Engine Splash Shield Replacement (Right) or Engine Splash Shield Replacement (Left) .
  15. Install the right front tire and wheel. Refer to Tire and Wheel Removal and Installation .
  16. Lower the vehicle.
  17. Install the drive belt. Refer to Drive Belt Replacement .
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