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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 - On Vehicle >> Crankshaft Balancer Replacement >> Removal Procedure

Removal 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 Washer & Bolt
    GM173172Courtesy of GENERAL MOTORS CORP.
  1. Remove the drive belt. Refer to Drive Belt Replacement .
  2. Remove the cooling fan. Refer to Fan Replacement (Mechanical) or Fan Replacement (Diesel) .
    CAUTION: To prevent damage to the end of the crankshaft when using a crankshaft balancer removal tool install a bolt in the crankshaft. Use a shorter bolt with the same threads as the crankshaft balancer bolt. This bolt will allow a place for the tool to push against. The shorter bolt is to keep from going past the threads in the crankshaft and damaging the crankshaft threads.
  3. Remove the crankshaft balancer bolt and washer.
    4. Fig 2: View Of Crankshaft Pulley & Bolts
    GM188055Courtesy of GENERAL MOTORS CORP.
  4. Remove the crankshaft pulley bolts and pulley.
    5. Fig 3: Identifying J 23523-F
    GM4059Courtesy of GENERAL MOTORS CORP.
  5. Using J 23523-F  , remove the crankshaft balancer. See Special Tools .
      CAUTION: Refer to Fastener Caution .
    1. Install the J 23523-F  plate and bolts onto the crankshaft balancer and tighten the bolts to 25 N. See Special Tools .m (18 lb ft).
    2. Install the J 23523-F  forcing screw into the plate. See Special Tools .
    3. Rotate the J 23523-F  forcing screw clockwise in order to remove the crankshaft balancer. See Special Tools .
  6. Remove the J 23523-F  from the crankshaft balancer. See Special Tools .
    7. Fig 4: View Of Crankshaft Balancer Weights
    GM334258Courtesy of GENERAL MOTORS CORP.
  7. Note the position and length of any crankshaft balancer weights, if necessary.
  8. Clean and inspect the crankshaft balancer, if necessary. Refer to Crankshaft Balancer Cleaning and Inspection .
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