2009 Cadillac CTS power train problems

“The all wheel drive link is not working. This causes the stabilitrac and abs to go out leaving only rear wheel drive. With very little weight in the rear of the car, it is very difficult to drive in snow or rain conditions as the car slides very easily. This is the 2nd time it's happened.”

“The contact owns a 2009 Cadillac CTS. The contact stated that while at a traffic light, the accelerator pedal was depressed; however, the vehicle failed to accelerate as needed. Additionally, the contact stated that the vehicle made an abnormal sound. The vehicle was taken to an independent mechanic who informed the contact about Technical Service Bulletin:10-07-30-005a (Transmission output shaft and transfer case input shearing). The manufacturer was not made aware of the failure. The failure mileage was unknown.”

“THE TRANSMISSION FAILED WHILE THE VEHICLE WAS STATIONARY AT A STOP SIGN ON A STREET ROAD IN BLACKSBURG, VIRGINIA THE CONSUMER STATED A FEW MONTHS AFTER PURCHASING THE VEHICLE, THE TRANSMISSION LOCKED UP AT 59,000 MILES. *JS”

“TL* THE CONTACT OWNED A 2009 CADILLAC CTS. THE CONTACT STATED THAT THE VEHICLE UNEXPECTEDLY ROLLED BACKWARDS OUT OF THE DRIVEWAY AND CRASHED INTO A FIRE HYDRANT AND A TREE. BOTH THE DRIVER AND PASSENGER DOORS WERE BENT. THERE WERE NO INJURIES. AUTO STAR (4395 BUFORD HWY, PEACHTREE CORNERS, GA 30071, (770) 446-8772) TOWED THE VEHICLE AWAY AND DECLARED IT DESTROYED. A POLICE REPORT WAS NOT FILED. THE CONTACT STATED THAT THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 14V394000 (ELECTRICAL SYSTEM). THE DEALER WAS SUING THE CONTACT FOR THE REMAINING BALANCE OWED FOR THE VEHICLE. THE INSURANCE COMPANY WAS NOT PAYING THE CLAIM BECAUSE THEY STATED THERE WAS A MANUFACTURER DEFECT THAT CAUSED THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.”

“AT UNDER 90,000 MILES MY 2009 CADILLAC CTS AWD STARTED TO MAKE A THUMPING NOISE WHEN I SHIFTING BETWEEN GEARS. THIS HAPPENED FOR 3 DAYS. ON THE 4TH DAY I DROVE TO MY OFFICE, PARKED IN A PARKING RAMP. WHEN I WENT TO LEAVE FOR THE DAY I GOT IN MY CAR TO GO HOME, THE CAR STARTED AND MOVED INTO GEAR, BUT AS I APPROACHED THE EXIT GATE, WHICH IS ON A HILL IT, CAR ABRUPTLY MADE A GRINDING NOISE AND WOULD NO LONGER MOVE FORWARD OR BACKWARD. THERE WERE CARS LINED UP TO EXIT THE PARKING RAMP BEHIND ME. I WAS FORTUNATE TO ACT QUICKLY AND USE THE EMERGENCY BRAKE TO PREVENT THE CAR FROM ROLLING INTO ANOTHER VEHICLE. I HAD TO GET ASSISTANCE FROM OTHER DRIVERS AND SECURITY GUARDS TO HELP PUSH THE CAR OUT OF THE RAMP EXIT LANE. WITH NO NOTICE OF THE TRANSMISSION FAILURE I COULD HAVE BEEN ON THE FREEWAY AND HAVE CAUSED AN ACCIDENT WHEN THE CAR SUDDENLY STOPPED WORKING. AS IT IS, I WAS LUCKY NOT TO HAVE ROLLED BACK INTO OTHER CARS. I CALLED THE DEALER TO REPORT THE ISSUE AND THEY SAID IT SOUNDED LIKE A TRANSMISSION PROBLEM. I HAD THE CAR TOWED TO A SERVICE STATION WHO CONFIRMED THAT THE TRANSMISSION HAD FAILED AND NEEDED TO BE REPLACE AT A COST OF OVER $4,000.00. THERE WERE NO…”

“THE REAR DIFFERENTIAL ROUTINELY MAKES LOUD GRINDING AND CLUNKING NOISES WHEN MAKING SLOW TURNS AT PARKING LOT SPEEDS WHEN COOL AND JUST STARTING TO BE OPERATED. THIS PROBLEMS WAS BEEN IN FOR SERVICE 3 TIMES AND THE DEALER STATES IT IS NORMAL AND AN EXPECTED THING THAT MAY OCCUR. I DISAGREE, GRINDING GEARS AND/OR CLUTCHES ARE NOT NORMAL OR SAFE. MY CAR WAS PURCHASED NEW ON 10/30/09 1ST SERVICE CAME ON 10/25/13 AT 36,605 MILES THE PROBLEM WAS DESCRIBED AT THE SERVICE APPT TO "DIAGNOSE RUBBING NOISE WHEN MAKING SLOW SHARP TURNS, GOES AWAY AFTER WARMED UP. NOISE COMES FROM REAR OF VEHICLE." THE RESOLUTION AT THE TIME WAS TO DO "AS PER DOCUMENT #3402587 FLUSHED GEAR OIL FROM REAR DIFF AND REPLACED WITH AN UPDATED FLUID. 2ND SERVICE CAME ON 3/21/17 AT 64,269 MILES THE PROBLEM WAS DESCRIBED AT THE SERVICE APPT TO "DIAGNOSE GRAVELY GRINDING SOUND FROM REAR OF VEHICLE WHEN MAKING TIGHT TURNS AT PARKING SPEEDS. ALSO NOTICEABLE 25-30 MPH." THE DIAGNOSIS AND RESOLUTION THIS TIME WAS AGAIN "TEST DROVE FOR GRINDING NOISE WHILE MAKING TIGHT TURNS. WAS ABLE TO DUPLICATE CONCERN FOUND COMING FROM REAR DIFF. PER DOC ID 4013532 RECOMMEND SERVICING REAR DIFF WITH NEW FLUID. NEW…”