How do you replace tensioner pulley on a 1999 2.2 liter cavalier?

Remove bolt from coolant bottle and set to side to have room to work. bungee cord belt from alternator to ac line, so belt doesn't come off other pulleys. put 3/8 inch ratchet or breaker bar on tensioner & release tension while you slip belt off. Take tire off passenger front side. Remove splash sheld. you will see tensioner. remove it with a 15mm wrench (ratchet 7 socket won't fit, limited clearance. reverse everything to put back together.