SINCE FIRST PURCHASE, THE EVER PRESENT CONCERNS, INHERENT WITH OUR GENERAL MOTORS GMC YUKON XL, HAVE GROWN; TO WHEREBY, THEY ARE SAFETY, SECURITY, AND WELL-BEING CONCERNS; AS YET TO BE ADDRESSED AND CORRECTED BY THE GENERAL MOTORS GMC DIVISION. A)THE SQUEAKING, CLUNKING, LOCKING STEERING, WHEN TURNING: SERVICE BULLETIN NUMBER: 01863. NHTSA ITEM NUMER: 10006616. B) THE BRAKE PEDAL, WHEN FULLY STOPPED, AT TIMES, PRESSES COMPLETELY TO THE FLOOR. C)THE AIR CONDITIONER THAT EVER EMITS A MOLDY SMELL. D) THE EVER PRESENT, INTERIOR MOLDY SMELL. E) THE DRIVER SIDE TRIM PANEL HAS DROPPED DOWN; TO WHEREBY, ANY OUTSIDE REARVIEW ADJUSTMENTS ARE ALMOST AN IMPOSSIBILITY, AND THE DOOR LOCKS ARE DIFFICULT TO SECURELY OPERATE. F)THE INOPERATIVE, KEYLESS ENTRY REMOTE. *TR