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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Mechanical - 4.3L) >> Repair Instructions - On Vehicle >> Crankshaft Balancer Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Remove the fan shroud assembly. Refer to Engine Coolant Fan Lower Shroud Replacement (4.3L, 4.8L, 5.3L, 6.0L) .
  3. Remove the drive belt. Refer to Drive Belt Replacement .
    4. Fig 1: View Of Crankshaft Balancer Washer & Bolt
    GM173172Courtesy of GENERAL MOTORS CORP.
  4. Remove the crankshaft balancer bolt and washer.
    5. Fig 2: View Of Crankshaft Pulley & Bolts
    GM188055Courtesy of GENERAL MOTORS CORP.
  5. Remove the bolts and the crankshaft pulley.
    6. Fig 3: Removing Crankshaft Balancer Using J 23523-F
    GM4059Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  6. Use the J 23523-F  in order to remove the crankshaft balancer. See Special Tools .
    1. Install the J 23523-F  plate and bolts onto the crankshaft balancer. See Special Tools .

      Tighten:  Tighten the bolts to 25 N.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 .
  7. Remove the J 23523-F  from the crankshaft balancer. See Special Tools .
    8. Fig 4: View Of Crankshaft Balancer Weights
    GM334258Courtesy of GENERAL MOTORS CORP.
  8. Note the position and length of any front groove pins (crankshaft balancer), if applicable.
  9. Clean and inspect all parts. Refer to Crankshaft Balancer Cleaning and Inspection .
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