Re: Wiper blades.
Just installed the Rain-X latitudes. 22" on the drivers side, 21" on the passenger.
Took all of about 2 minutes, (OK, 12 minutes including the drive to the local Pep Boys) including taking out of the plastic packaging. Couldn't be easier.
2011 Jeep Grand Cherokee Overland. Dark Charcoal. 18" black cast aluminum wheels. 275/65/R18 Nitto Terra Grapplers. (replaced the Firestone A/Ts in the pic) Rock rails. Skid plates. Tow hooks. Huskyliners. 44K miles as of 11/13.