NEW Mercedes R170 W202 Relay Electric Seat Adjustment Genuine 002 542 22 19 | eBay... easy fix. I did it myself two years ago. No need to drop entire panel. Just drop panel on drivers side under steering volume. Various screws. Pull down at end drivers side. Look inside with flashlight, you'll see it. Change out. Easy Fix. Mike N.....$34. On eBay. Search under Mercedes seat relay.