GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Transmission 🢒 Automatic Transmission - 4T80-E 🢒 Forward Clutch Plate Assembly and Low and Reverse Band Removal

Special Tools

J 39053 Forward and Coast Clutch Assembly Puller

For equivalent regional tools, refer to Special Tools.


    Object Number: 11870 Size: SH
  1. Rotate the transmission so that the forward clutch assembly (626-834) faces up.
  2. Remove the two 13-mm forward clutch support bolts (5) from the case.

    3. Object Number: 11871 Size: SH

    Warning: The forward and coast clutch assembly weighs approximately 50 lbs. Personal injury may result if you drop the assembly.

  3. Install the J 39053 Forward and Coast Clutch Assembly Puller . Using a chain hoist or suitable lifting equipment, secure and lift the forward and coast clutch assembly (626-834) out of the case.

    4. Object Number: 11872 Size: SH
  4. Remove the fretting ring (835).
  5. Remove the Lo and Reverse band (13).