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Crankshaft Balancer Replacement

WARNING: This page is about a different variant/trim than selected.
Fig 1: Crankshaft Balancer Components
GM2498204Courtesy of GENERAL MOTORS COMPANY
Crankshaft Balancer Replacement

Callout Component Name
Preliminary Procedure 
Remove the drive belt. Refer to Drive Belt Replacement .
1 Engine to Transmission Fastener
CAUTION:

Refer to Fastener Caution .

Procedure

  1. Install the EN-6625  device on the stud.
  2. Ensure the locking device is engaged on the flywheel teeth.
  3. Install the engine to transmission nut to hold the locking device.
    • For Manual Transmission, tighten to 75 N.m (55 lb ft)
    • For Automatic Transmission, tighten to 40 N.m (30 lb ft)

Special Tools 
EN-6625  Flywheel Locking Device
For equivalent regional tools, refer to Special Tools .
2 Crankshaft Balancer Bolt
Procedure 
Discard the crankshaft balancer bolt and use a NEW bolt for installation.
Tighten 
  1. 95 N.m (70 lb ft)
  2. First pass tighten the bolt to 45 degrees.
  3. Final pass tighten the bolt to 15 degrees.

Special Tools 
EN-45059  Torque Angle Sensor Kit.
For equivalent regional tools, refer to Special Tools .
3 Crankshaft Balancer Washer
4 Crankshaft Balancer
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