GM Service Manual Online
For 1990-2009 cars only

Checks

Causes

Centre (with 2-6 Low and Reverse Clutch) Support Assembly (67)

    • Inspect for damaged low clutch sprag assembly (467). Holding the sprag assembly with the retaining ring facing up, and the inner race of the sprag assembly fixed, the outer race should freewheel counterclockwise.
    • Inspect for cut, worn, or damaged low clutch sprag seal (468).