What size socket do you need for a pulley to ease the tension to put in a alternator belt on a 2007 ford fusion?

To ease the tension for installing an alternator belt on a 2007 Ford Fusion, you typically need a 15mm socket to adjust the tensioner pulley. It's essential to ensure that you're using the correct size to avoid stripping the bolt. Always refer to your vehicle’s manual for specific details, as variations may exist based on the engine type.