GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Riviera 🢒 Body and Accessories 🢒 Doors 🢒 Memory Seat Control Module Replacement

Removal Procedure
  1. Remove the seat assembly. Refer to Seat Replacement .

    2. Object Number: 421863 Size: SH
  2. Remove the fasteners that retain the memory module (1) to the seat assembly.
  3. Disconnect the electrical connectors.
  4. Remove the memory module (1).

Installation Procedure

    Object Number: 421863 Size: SH
  1. Install the memory module (1).
  2. Connect the electrical connectors.
  3. Install the fasteners in order to retain the memory module (1) to the seat assembly.
  4. Install the seat assembly. Refer to Seat Replacement .
  5. Calibrate the seat. Refer to Memory Seat Calibration .