Balancer Shaft Weight Replacement

Special Tools 

EN-45059-A  Angle Meter

Equivalent regional tools: Special Tools 

Removal Procedure

1. Timing Belt Lower Cover - Remove - Timing Belt Lower Cover Replacement 

2. Courtesy of GENERAL MOTORS COMPANY

   Crankshaft Rear Oil Seal Housing - Remove Crankshaft Rear Oil Seal Housing Replacement 

3. Courtesy of GENERAL MOTORS COMPANY

   Crankshaft Balancer Bolt (1) - Install

4. Courtesy of GENERAL MOTORS COMPANY

   NOTE:

   Counterhold at crankshaft balancer bolt.

   Balancer Shaft Weight Bolt (2) - Remove and DISCARD

5. Balancer Shaft Weight (1) - Remove
6. Crankshaft Balancer Bolt - Remove

Installation Procedure

1. Courtesy of GENERAL MOTORS COMPANY

   Crankshaft Balancer Bolt (1) - Install

2. Courtesy of GENERAL MOTORS COMPANY

   Balancer Shaft Weight (1) - Install

CAUTION:

Fastener Caution

CAUTION:

Torque-to-Yield Fastener Warning

NOTE:

Counterhold at crankshaft balancer bolt.

3. Balancer Shaft Weight Bolt (2) - Install NEW and tighten
   1. First Pass: 30 N.m (22 lb ft)
   2. Final Pass: 70 degrees - Use the special tool: EN-45059-A  Angle Meter
4. Crankshaft Balancer Bolt - Remove

5. Courtesy of GENERAL MOTORS COMPANY

   Crankshaft Rear Oil Seal Housing - Install Crankshaft Rear Oil Seal Housing Replacement 

6. Timing Belt Lower Cover - Install - Timing Belt Lower Cover Replacement