GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2005 🢒 H2 🢒 Body 🢒 Seats 🢒 Front Seat Lumbar Support Replacement

Removal Procedure
  1. Remove the front seat from the vehicle. Refer to Front Seat Replacement - Bucket .
  2. Remove the head restraint and guides. Refer to Head Restraint Replacement .
  3. Remove the seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement .

    4. Object Number: 385757 Size: SH
  4. Drill out the rivet holes on the bolster paddles (1).

    5. Object Number: 381500 Size: SH
  5. Detach the lumbar clip from the top of the seat frame.
  6. Remove the lumbar wire from the bottom of the seat frame.
  7. Disconnect the electrical connectors to the motors.
  8. Remove the power lumbar/bolster assembly from the seat.

Installation Procedure
  1. Position the power lumbar/bolster assembly on the seat.
  2. Connect the electrical connectors to the motors.
  3. Fasten the lumbar wire at the bottom of the frame.

    4. Object Number: 381500 Size: SH
  4. Attach the lumbar clip onto the top of the seat frame.

    5. Object Number: 385757 Size: SH
  5. Install the rivets to secure the bolster paddles (1).
  6. Install the seat back cover and pad. Refer to Front Seat Back Cushion Cover and Cushion Pad Replacement .
  7. Install the head restraint and guides. Refer to Head Restraint Replacement .
  8. Install the seat in the vehicle. Refer to Front Seat Replacement - Bucket .