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; THOUGH REPORTED. A) THE SQUEAKING, CLUNKING, LOCKING STEERING, WHEN TURNING: SERVICE BULLETIN NUMBER: 01863; NHTSA ITEM NUMBER: 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 DRIVER SIDE AIR CONDITIONER, AT TIMES, BLOWS HOT, WHEN THE PASSENGER SIDE BLOWS COLD.. E) THE EVER PRESENT, INTERIOR MOLDY SMELL.. F) THE INOPERATIVE, KEYLESS ENTRY REMOTE.. G) 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.. H) AT NIGHT, THE DASH LIGHTS, AT TIMES, ARE RARELY VISIBLE.. I) SINCE FIRST PURCHASE, THREE (3) NEW BATTERIES HAVE BEEN PURCHASED, TWO (2) IN THE LAST FEW MONTHS. SINCE FIRST PURCHASE, WE HAVE BEEN IGNORED, LED ON, AND MISLED, WHICH CREATED TIME EXPIRATION. SINCE THE BEGINNING, WITH THE EVER PRESENT CONCERNS, WE QUESTIONED THE BUILD QUALITY OF OUR GENERAL MOTORS GMC YUKON XL; WITHOUT ANY RESPONSE, AT ALL!