does anyone eles have a rough ride on their titan? for example when going over a slight bump in the road it feels like as if i were driving a rock!, i hit any pot holes it rattles the whole truck and feels like im driving on just rim when i hat it. i feel every single little bump and crack in the road. rides just supper stiff and hard like theres no give in the shocks or anything., does anyone eles have this problem? i have a 2008 titan se crew cab. any ideas of how to stop this maybe replacing front and rear shocks? idk! HELP!