S 550 (221.171) V8-5.5L (273.961) (2007)
Power Seat Control Module: Service and Repair
AR91.25-P-1900SX Remove/Install Front Multicontour Seat Control Unit/Dynamic Seat
AR91.25-P-1900SX Remove/Install Front Multicontour Seat Control Unit/dynamic Seat
- with CODE (409) Left/right front multicontour seat
- with CODE (432) Left and right dynamic multicontour seat
Component Identification
Steps 1 - 4