GM Service Manual Online
For 1990-2009 cars only

Checks

Causes

Variable Low 1-2R Clutch Assembly

    • Inspect for damaged or worn VL1-2R clutch plates.
    • Inspect for damaged VL1-2R clutch backing plate. Inspect for worn slines on backing plate.
    • Inspect for damaged VL1-2R clutch backing plate retaining ring.
    • Inspect for damaged VL1-2R clutch piston assembly, spring, retaining ring, and center support assembly.

Variable High 2-3-4 Clutch Assembly

    • Inspect for damaged or worn VH2-3-4 clutch plates.
    • Inspect for damaged VH2-3-4 clutch backing plate. Inspect for worn slines on backing plate.
    • Inspect for damaged VH2-3-4 clutch backing plate retaining ring.
    • Inspect for damaged VH2-3-4 clutch piston assembly, spring, retaining ring, and center support assembly.