GM Service Manual Online
For 1990-2009 cars only

Object Number: 188086  Size: SH

Note: In order to maintain the proper component balance, contact surface taper, and heat transfer, manual transmission flywheels are NOT to be machined.

Inspect the manual transmission flywheel for the following conditions:

    â€¢ Pitted surface (1)
    â€¢ Grooved or scored surface (2)
    â€¢ Rusted surface (3)
    â€¢ Damaged ring gear teeth (4)
    â€¢ Loose or improperly positioned ring gear
        The ring gear has an interference fit onto the flywheel and should be positioned completely against the flange of the flywheel.
    â€¢ Missing, bent or damaged pressure plate locating pins