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 piston, apply ring, and spring.
    • Inspect for cut, worn, or damaged VL1-2R clutch piston dam O-ring seal, inner seal, and outer seal.
    • Inspect for improper VL1-2R clutch backing plate retaining ring.
    • Inspect for damaged VL1-2R clutch backing plate
    •  Inspect for worn splines on the backing plate.