Crankshaft Balancer Installation (L5Q)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Install the EN-51398 holder, lock the automatic transmission flex plate via the starter ring gear. Special Tools EN-51398 Flywheel Holder Equivalent regional tools: Special Tools .
1	Crankshaft Balancer Procedure Using the screw, washer, bearing, and nut from the EN-51368 installer, seat the crankshaft balancer. Special Tools EN-51368 Front Crankshaft Seal Installer Equivalent regional tools: Special Tools .
2	Crankshaft Balancer Bolt CAUTION: Refer to Fastener Caution . CAUTION: Refer to Torque-to-Yield Fastener Caution . Procedure Tighten the bolt a first pass to 100 N. m (74 lb ft). Loosen the bolt 360 degrees. Tighten the bolt a second pass to 100 N. m (74 lb ft). Tighten the bolt a final pass 180 degrees using EN-45059 angle meter. Special Tools EN-45059 Angle Meter Equivalent regional tools:Special Tools .

Callout

Component Name

Preliminary Procedure
Install the EN-51398 holder, lock the automatic transmission flex plate via the starter ring gear.
Special Tools
EN-51398 Flywheel Holder
Equivalent regional tools: Special Tools .

Crankshaft Balancer
Procedure
Using the screw, washer, bearing, and nut from the EN-51368 installer, seat the crankshaft balancer.
Special Tools
EN-51368 Front Crankshaft Seal Installer
Equivalent regional tools: Special Tools .

Crankshaft Balancer Bolt

CAUTION:

Refer to Fastener Caution .

CAUTION:

Refer to Torque-to-Yield Fastener Caution .

Procedure

Tighten the bolt a first pass to 100 N. m (74 lb ft).
Loosen the bolt 360 degrees.
Tighten the bolt a second pass to 100 N. m (74 lb ft).
Tighten the bolt a final pass 180 degrees using EN-45059 angle meter.

Special Tools
EN-45059 Angle Meter
Equivalent regional tools:Special Tools .