GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Transmission 🢒 Automatic Transmission - 4T65-E 🢒 Transmission Fluid Dam Replacement

Removal Procedure
  1. Remove the case side cover. Refer to Control Valve Body Cover Replacement .

    2. Object Number: 48191 Size: SH
  2. Remove the oil reservoir weir (27).

Installation Procedure

    Object Number: 48191 Size: SH
  1. Install the oil reservoir weir (27).
  2. Install the case side cover. Refer to Control Valve Body Cover Replacement .