How do you change surptine belt on 1993 Mercedes 500 sel?

To change the serpentine belt on a 1993 Mercedes 500 SEL, first, ensure the engine is off and cool. Locate the belt tensioner and use a wrench to relieve tension on the belt, allowing you to remove it from the pulleys. Take note of the belt routing for reinstallation, then replace it with the new belt, ensuring it sits properly on all pulleys. Finally, release the tensioner to secure the new belt in place.