Crankshaft Balancer Installation - Off Vehicle

Tools Required

• EN 46326  Flywheel Holding Tool. See Special Tools .
• J 41998-B  Crankshaft Balancer Installer
• J 45059  Angle Meter

Fig 1: Friction Washers
Courtesy of GENERAL MOTORS CORP.
1. Ensure the friction washer (3) has been installed prior to installing the crankshaft balancer.
Fig 2: Crankshaft Balancer
Courtesy of GENERAL MOTORS CORP.
2. Position the crankshaft balancer on the nose of the crankshaft.
Fig 3: Crankshaft Balancer
Courtesy of GENERAL MOTORS CORP.
3. Press the crankshaft balancer in place using the J 41998-B  .
Fig 4: Crankshaft Balancer Bolt
Courtesy of GENERAL MOTORS CORP.
4. Clean the crankshaft balancer bolt threads.
5. Apply engine oil to the crankshaft balancer bolt threads.
NOTE: Refer to Fastener Notice .
6. Install the crankshaft balancer bolt.
   1. First Pass

      Tighten:  Tighten the crankshaft balancer bolt to 100 N.m (74 lb ft).

   2. Final Pass

      Tighten:  Tighten the crankshaft balancer bolt an additional 150 degrees using the J 45059  .

Fig 5: View Of Flywheel Holder
Courtesy of GENERAL MOTORS CORP.
7. Remove the EN 46326  from the engine block. See Special Tools .