Installation Procedure

Fig 1: Flywheel & Attaching Bolts

Courtesy of GENERAL MOTORS COMPANY

NOTE:

Fasteners have adhesive patch and must be tightened to final torque within 5 minutes.

Install the flywheel (2) and hand start NEW bolts (1).

Fig 2: Flywheel Holding Tool

Courtesy of GENERAL MOTORS COMPANY

To prevent crankshaft rotation, install EN-50792 holding tool (2) and starter motor bolts (1) at the starter motor location and engaging the flywheel.

Fig 3: Flex Plate Bolt Tightening Sequence

Courtesy of GENERAL MOTORS COMPANY

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.

Tighten the bolts evenly using the following procedure:
1. Tighten the bolts a first pass in sequence to 20 N.m (15 lb ft).
2. Tighten the bolts a second pass in sequence to 30 N.m (22 lb ft).
3. Tighten the bolts a final pass in sequence 40 degrees using the EN-45059 angle meter.
Remove EN-50792 holding tool.
Install the clutch assembly. Refer to Clutch Assembly Replacement .