S 500 Sedan (140.051) V8-5.0L (119.980) (1996)
Control Module HVAC: Locations
Blower Regulator
The blower regulator (A32n1) is located at the right rear in the engine compartment behind the dust filter.
The blower regulator for the rear air conditioning (N29/2) (if equipped) is located in the rear air conditioning housing below the armrest.