What I did was loosen off the motor mount on the left side, take a 2x4 wooden b lock place it on a floor jack and put under the oil pan and rase the engin enough so you can get you wrench on to the tention pully and change your belt.
More importantly, why did it break? Before you install one, spin each pulley and feel for binding or no movement. Also check for serpentine belt tensioner being cocked or loose. Eye up the pullies to...
You must remove the lowest connection from the motor mount to motor, then you can normally remove & replace belt. Remove the nut and you may need a female torx to remove stud if it isn't seized...
You have to take off the alternator to be able to reach the fan . After you should oiul the belt to slip on the fan very easy . Put the alternator back on and your ready to go .