TL*THE CONTACT OWNS A 2007 LAND ROVER RANGE ROVER SPORT. THE VEHICLE WAS PARKED WHEN THE CONTACT NOTICED THAT THE VEHICLE WAS SEATED LOWER ON THE FRONT AND REAR DRIVER'S SIDE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS TOLD A FAILURE OCCURRED WITHIN THE AIR SUSPENSION SYSTEM. THE VEHICLE WAS TAKEN TO THE AUTHORIZED DEALER A TOTAL OF 5 TIMES WHERE VARIOUS REPAIRS WERE PERFORMED ON THE SUSPENSION SYSTEM. THE FAILURE CONTINUES. THE FAILURE MILEAGE WAS 21,000 AND THE CURRENT MILEAGE WAS 24,000.