V70 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)
Seat Bladder: Service and Repair
Lumbar Support Adjustment Knob
Lumbar Support Adjustment Knob
Replacing the lumbar support adjustment knob
Screw the knob anti-clockwise until stop.
Continue screwing anti-clockwise and pull out hard.
Install:
Press the knob on and screw the knob into place.