2010 Jeep Grand Cherokee Owner's Manual - Page 151

150 UNDERSTANDING THE FEATURES OF YOUR VEHICLE siderails to prevent movement. To move the crossbars, loosen the thumb screws, located at the upper edge of each crossbar, approximately eight turns, then move the crossbar to the desired position, keeping the crossbars parallel to the rack frame. Once the crossbar is in one of the seven detent positions, retighten the thumb screws to NOTE: If not equipped with crossbars, your authorized lock the crossbar into position. dealer can order and install MOPAR crossbars built NOTE: specifically for this roof rack system. • To help control wind noise when the crossbars are not Distribute cargo weight evenly on the roof rack crossbars. in use, place the front crossbar in the second detent The roof rack does not increase the total load carrying from the front of the vehicle and the rear crossbar in capacity of the vehicle. Be sure the total load of cargo the last detent closest to the rear of the vehicle. inside the vehicle plus that on the external rack does not • If the rear crossbar (or any metallic object) is placed exceed the maximum vehicle load capacity. over the satellite radio antenna (if equipped), you may The optional crossbars must be installed using the correct experience interruption of satellite radio reception. For orientation (the longer crossbar toward the front). improved satellite radio reception, place the rear crossbar in the second detent from the rear of the vehicle The optional crossbars must also be secured in one of the when not in use. seven detent positions marked with an arrow on the ROOF LUGGAGE RACK - IF EQUIPPED The crossbars and siderails are designed to carry the weight on vehicles equipped with a luggage rack. The load must not exceed 150 lbs (68 kg), and should be uniformly distributed over the luggage rack crossbars.