FixVault

Seat Lumbar Sub System Replacement

Fig 1: Lumbar Subsystem & Retainer
GM1986281Courtesy of GENERAL MOTORS COMPANY
Seat Lumbar Sub System Replacement

Callout Component Name

Preliminary Procedure

  1. Remove the front seat. Refer to Driver or Passenger Seat Removal and Installation .
  2. Remove the front seat back cushion cover and pad. Refer to Driver or Passenger Seat Back Cover and Pad Replacement .
  3. Remove the front seat cushion cover and pad. Refer to Front Seat Cushion Cover and Pad Replacement .
1 Lumbar Subsystem Retainer (Qty: 4)
2 Lumbar Subsystem

Procedure

  1. Disconnect the lumbar subsystem assembly from the seat back frame and lumbar support.
  2. Disconnect the electrical connector.
  3. Remove the tie straps attaching the pump to the torque tube under the seat.
  4. Remove the control module by unhooking the J strips from the seat cushion support wires.
  5. Remove the pump and the control module as an assembly.