How do you replace serpentine belt 2007 Hyundai Santa Fe?

To replace the serpentine belt on a 2007 Hyundai Santa Fe, first, ensure the engine is off and cooled down. Release tension from the belt by using a wrench on the tensioner pulley to loosen it, then carefully remove the old belt. Refer to the belt routing diagram usually found on the engine bay or in the owner's manual to install the new belt correctly. Finally, reapply tension to the tensioner and make sure the belt is aligned properly on all pulleys before starting the engine.