Crankshaft Balancer Installation

Special Tools

• EN-45059  Angle Meter
• EN-48034  Crankshaft Balancer Installer
• EN-51760  Flywheel Holding Tool

For equivalent regional tools, refer to Special Tools .

1. To prevent crankshaft rotation, install EN-51760  flywheel holding tool (2) and starter motor bolts (1) at the starter motor location and engaging the flywheel.
   Fig 1: Starter Motor Bolts

   Courtesy of GENERAL MOTORS COMPANY
2. Using EN-48034  installer, install the crankshaft balancer (2).
   Fig 2: Crankshaft Balancer, Bolt And Special Tool

   Courtesy of GENERAL MOTORS COMPANY
3. Install a NEW crankshaft balancer bolt and washer. Tighten the bolt to 150 N.m (111 lb ft) plus 140 degrees using the EN 45059  meter.
   CAUTION: Refer to Fastener Caution .
   CAUTION: This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.
4. Remove EN-51760  flywheel holding tool.