2007 Mercedes SL-Class Owner's Manual - Page 405

Practical hints Replacing wiper blades Vehicles with KEYLESS-GO* Turn off the engine ( page 62). With the driver's door closed, the starter switch is now in position 1. Turn combination switch to wiper setting II ( page 57). With wiper arms in the vertical position, open the driver's door. The starter switch is set to position 0, same as SmartKey removed from starter switch. Turn combination switch to wiper setting 0 ( page 57). Turn wiper blade at a right angle to the wiper arm. Slide the wiper blade sideways out of the retainer. Removing wiper blades Fold the wiper arm forward until it snaps into place. Installing wiper blades Slide the wiper blade onto the wiper arm in opposite direction of arrow. Rotate the wiper blade into a position parallel to the wiper arm. Fold the wiper arm backward to rest on the windshield. Make sure you hold on to the wiper when folding the wiper arm back. ! Do not pull on the wiper blade inserts. They could tear. 404