GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2003 🢒 DeVille 🢒 Body and Accessories 🢒 Seats 🢒 Front Seat Heater Control Module Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 493782 Size: SH
  1. Remove the front seat cushion assembly. Refer to Front Seat Cushion Replacement .
  2. Disconnect the electrical connectors from the heated seat control module (2) and the memory seat module (1).

    3. Object Number: 493781 Size: SH
  3. Bend the tabs on the module and bracket assembly in order to remove the module or modules (1, 2) and bracket assembly from the seat adjuster.
  4. Remove the fasteners retaining the heated seat control module (2) to the module bracket.
  5. Remove the heated seat control module (2) from the bracket.

Installation Procedure

    Object Number: 493781 Size: SH
  1. Install the heated seat control module (2) to the module bracket and install the memory seat module fasteners.
  2. Install the module and bracket assembly (3) to the seat riser, with the electrical connections towards the rear of the vehicle.
  3. Reconnect the electrical connections to the module or modules (1, 2).

    4. Object Number: 493782 Size: SH
  4. Align the fastener holes on the seat adjuster with the fastener holes on the seat bracket (3).
  5. Bend the tabs on the seat module bracket (3) in order to hold the bracket and module assembly (3) in place on the seat riser.
  6. Install the front seat bottom assembly. Refer to Front Seat Cushion Replacement .