2008 Mercedes SL-Class Owner's Manual - Page 218

Controls in detail Driving systems Setting a higher speed Lift the cruise control lever in direction of arrow 1 ( page 215) and hold it there until the desired speed is reached. Release the cruise control lever. The new speed is set. Setting a lower speed Depress the cruise control lever in direction of arrow 2 ( page 215) and hold it there until the desired speed is reached. Release the cruise control lever. The new speed is set. Fine adjustment in 1 mph (Canada: 1 km/h) increments Faster Briefly tip the cruise control lever in direction of arrow 1 ( page 215). Slower Briefly tip the cruise control lever in direction of arrow 2 ( page 215). Setting to last stored speed ("Resume" function) Warning! G The set speed stored in memory should only be set again if prevailing road conditions permit. Possible acceleration or deceleration differences arising from returning to the preset speed could cause an accident and/or serious injury to you and others. Briefly pull the cruise control lever in direction of arrow 4 ( page 215). The cruise control resumes to the last set speed or, if no speed is stored, it will set and store the current speed. Remove your foot from the accelerator pedal. The selected speed appears in the multifunction display. i When you use the cruise control lever to decelerate, the brake system will automatically brake the vehicle if the engine's braking power does not brake the vehicle sufficiently. 217