Crankshaft Balancer Removal

Special Tools

• J 41816:  Crankshaft Balancer Remover
• J 41816-2:  Crankshaft End Protector
• J 42386-A:  Flywheel Holding Tool

For equivalent regional tools, refer to Special Tools .

Fig 1: Flywheel Holding Fixture
Courtesy of GENERAL MOTORS CORP.
CAUTION: Refer to Fastener Caution .
NOTE: Do not use the crankshaft balancer bolt again. Install a NEW crankshaft balancer bolt during final assembly.
1. Install the J 42386-A:  holding tool and bolts.

   Use one M10 - 1.5 x 120 mm and one M10 - 1.5 x 45 mm bolt for proper tool operation. Tighten the J 42386-A:  holding tool bolts to 50 N.m (37 lb ft).

Fig 2: Crankshaft Balancer Bolt
Courtesy of GENERAL MOTORS CORP.
2. Remove the crankshaft balancer bolt (139). Do not discard the crankshaft balancer bolt. The balancer bolt will be used during the balancer installation procedure.
Fig 3: Removing Crankshaft Balancer
Courtesy of GENERAL MOTORS CORP.
3. Use the J 41816:  remover (1) and the J 41816-2:  protector (2) in order to remove the crankshaft balancer.
Fig 4: Crankshaft Balancer & Washer
Courtesy of GENERAL MOTORS CORP.
4. Remove the crankshaft balancer (1) and the crankshaft balancer washer (2).
5. Remove the J 42386-A:  holding tool and bolts.