Today on this 2012 Jeep Grand Cherokee will be test fitting the Yakima DoubleDown Ace 4 Bike Carrier, part number Y02451. To begin our test fit, we'll take the bike carrier and into the shaft into the hitch, lining up the pinhole. Take the red pin and enter it into the pinhole, then turn the black knob into the back of the bike carrier to engage the anti-rattle device. Now, we'll go over some… see more >