GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Monte Carlo 🢒 Engine 🢒 Engine Controls - 3.1L 🢒 Shudder 1-2 Shift

1-2 Shift Shudder

Checks

Cause

Second Clutch
    • Worn fiber plates
    • Leaking check valve ball
    • Cut seal
    • Damaged steel plates
    • Mispositioned snap ring

Driven Sprocket Support
    • Damaged seal rings
    • Refer to Causes of Low Oil Pressure