Rear axle level control system control unit, location/task - GF32.33-P-3300A

MODEL 211.2 except CODE (489a) Airmatic (semi-active air suspension) 

Fig 1: Locating Rear Axle Level Control System Control Unit

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Rear axle level control system control unit, location	The rear axle level control system control unit (N97) is located on the back of the front passenger footrest.
Rear axle level control system control unit, task		GF32.33-P-3300-01A