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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 834 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Crankshaft Balancer Replacement >> Removal Procedure

Removal Procedure

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  1. Remove the air conditioning (A/C) drive belt, if equipped. Refer to DRIVE BELT REPLACEMENT - AIR CONDITIONING  .
  2. Remove the accessory drive belt, if not equipped with A/C. Refer to DRIVE BELT TENSIONER REPLACEMENT - AIR CONDITIONING  .
    Fig 1: Installing J 42386-A & Bolts
    G02116429Courtesy of GENERAL MOTORS CORP.
  3. Remove the fan shroud - lower. Refer to FAN SHROUD REPLACEMENT -- LOWER in Engine Cooling.
  4. Remove the starter motor. Refer to STARTER MOTOR in Engine Electrical.

    Important: 

    • Make sure that the teeth of the J 42386-A  mesh with the teeth of the engine flywheel.
    • The crankshaft balancer is balanced as an individual component. It is not necessary to mark the balancer prior to removal.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  5. Install the J 42386-A  and bolts.

    Use one M10-1.5 x 120 mm and one M10-1.5 x 45 mm bolt for proper tool operation.

    Tighten 

    Tighten the J 42386-A  bolts to 50 N.m (37 lb ft).

  6. Remove the crankshaft balancer bolt.

    Do not discard the crankshaft balancer bolt. The balancer bolt will be used during the balancer installation procedure.

    Fig 2: Removing Crankshaft Balancer Bolt
    G02116430Courtesy of GENERAL MOTORS CORP.
  7. Install the J 41816  and J 41816-2  in order to remove the crankshaft balancer.
  8. Remove the J 41816  and the J 41816-2  from the crankshaft balancer.
  9. If required, clean and inspect the crankshaft balancer. Refer to Crankshaft Balancer Cleaning and Inspection  .
    Fig 3: Removing J 41816 & J 41816-2 From Crankshaft Balancer
    G02116431Courtesy of GENERAL MOTORS CORP.