How do you replace a serpentine belt on a 1996 Plymouth voyageur?

Got long skinny arms,& a good back.OK Draw picture of pulleys then draw in belt layout if still intact. Find tensioner gear/pulley with proper socket size , rotate away from belt, slip belt off, at this point be glad you have picture,Hint Groved side to groved side belt, flat to flat. Double check all groves on pulleys are on even,NONE HANGING OVER or you will be out about $45.00