GM Service Manual Online
For 1990-2009 cars only

Checks

Causes

Variable Low 1-2R Clutch Assembly

    â€¢ Inspect for damaged or worn low and VL1-2R clutch plates.
    â€¢ Inspect for damaged VL1-2R clutch backing plate. Inspect for worn splines on backing plate.
    â€¢ Inspect for damaged VL1-2R clutch backing plate retaining ring.
    â€¢ Inspect for damaged VL1-2R clutch piston assembly, spring, spring retaining ring, and center support assembly.