Crankshaft Balancer Removal (without RPO HP2)

Tools Required

• J 41816  Crankshaft Balancer Remover. See Special Tools .
• J 41816-2  Crankshaft End Protector. See Special Tools .
• J 42386-A  Flywheel Holding Tool. See Special Tools .

NOTE: Refer to Fastener Notice in Cautions and Notices.
IMPORTANT:
• Do not use the crankshaft balancer bolt again. Install a NEW crankshaft balancer bolt during final assembly.
• Ensure the teeth of the flywheel holding tool mesh with the teeth of the engine flywheel.
Fig 1: Using J 42386-A To Lock Flywheel
Courtesy of GENERAL MOTORS CORP.
1. Install the J 42386-A  and bolts. See Special Tools .

   Use 1 M10 - 1.5 x 120 mm and 1 M10 - 1.5 x 45 mm bolt for proper tool operation.

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

Fig 2: Crankshaft Balancer And Retaining Bolt
Courtesy of GENERAL MOTORS CORP.
2. Remove the crankshaft balancer bolt.

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

Fig 3: Removing The Crankshaft Balancer
Courtesy of GENERAL MOTORS CORP.
3. Use the J 41816  and the J 41816-2  in order to remove the crankshaft balancer. See Special Tools .
4. Remove the J 42386-A  and bolts. See Special Tools .