GM Service Manual Online
For 1990-2009 cars only

Checks

Causes

Input Carrier Assemlby (470)

Inspect for worn or stripped Ring Gear Splines

Case Assembly (51)

    • Inspect for damaged or fatigued 1-2-3-4 Clutch Wave Plate (458) and Low & Reverse Clutch Wave Plate (450)
    • Inspect for stripped or worn splines on 1-2-3-4 Clutch Plate (456)
    • Inspect for improperly positioned or plugged Low Reverse Piston (408) air bleed
    • Inspect for correct fluid level