Vacuum/Pressure Pump: Service and Repair

LUMBAR ASSEMBLY

REMOVAL

All vehicles
1. Remove the front seat.







2. Release the J-clip.







3. Remove the seat backrest latch handle knob.







4. Pull the seat backrest trim cover up to the top of the seat.
5. Remove the seat backrest foam pad from the seat backrest frame.

Vehicles with standard power lumbar







6. Disconnect the power lumbar support air hose.







7. Remove the seat backrest adjuster.

Vehicles with power bolster and lumbar







8. Disconnect the lumbar and bolster air supply hoses.







9. Remove the two screws and remove the lumbar and bolster adjuster pad.

INSTALLATION

All vehicles
1. To install, reverse the removal procedure.