How do you replace an air conditioning belt on a 2002 Lancer?

To replace the air conditioning belt on a 2002 Lancer, first, ensure the engine is off and cool. Remove the engine cover if necessary, then locate the AC belt and the tensioner pulley. Release tension on the belt by turning the tensioner with a wrench, then slide the old belt off and replace it with the new one, ensuring it follows the correct routing. Finally, adjust the tensioner to secure the new belt and reassemble any components you removed.