I WAS ALMOST INVOLVED IN AN ACCIDENT ON THE HIGHWAY LAST NIGHT, EITHER THE TRANSMISSION OR THE REAL AXLES BROKE AS I WAS DRIVING 70 MPH. NEVER INFORMED OF ANY RECALL AND I WANT ANSWERS, AS IT COULD HAVE BEEN A HORRIBLE ACCIDENT. THE CAR WAS TOWED TO MY HOME LAST NIGHT. THIS OCCURRED IN BATTLE CREEK MICHIGAN ON M66 SOUTH
2015 cadillac CTS powertrain problems
moderate 17 complaints filed with NHTSA · avg repair $2,500
Complaints
17
Recalls
0
Crashes
0
Avg fix
$2,500
What owners are reporting 6 most recent
Was simply driving my normally and out of no where there was a loud pop and driving the car all I heard was a loud grinding noise as I stepped on the gas, and the car would not shift into reverse. No lights or warnings had ever popped up into the dash. Also very strong burning and metal smell came from the car. I have taken the car to an independent repair shop and was determined the rear differen…
The contact owns a 2015 Cadillac CTS. The contact stated that there was an abnormal loud clunking sound coming from the rear end of the vehicle while the vehicle was shifting into gears. The vehicle was taken to AMCO Transmissions & Total Car Care, where it was diagnosed that the rear differential had failed and needed to be replaced. The contact stated that the vehicle was previously serviced un…
ON AUGUST 5, 2019, I WAS TRAVELLING DOWN A TWO LANE ROAD @ 35-40 MPH AND WITH A LOUD CLUNK FROM THE REAR OF THE CAR, THE REAR WHEELS LOCKED UP. I WENT INTO A SKID AND THE FRONT OF THE CAR SWERVED BACK AND FORTH ACROSS BOTH LANES. I WAS ABLE TO KEEP THE CAR UNDER ON THE ROAD AS I APPLIED THE BRAKES AND STEERED INTO THE SKID AS THE FRONT OF THE CAR SWERVED BACK AND FORTH. FORTUNATELY, AN ONCOMING …
The rear differential started making a loud whining noise around 53,000 miles. It then turned into a grinding noise. I had it checked by a mechanic and he confirmed it was rear differential that needed replacing. He recommended not driving the vehicle since the differential could completely fail and cause an accident. Not having any mechanical experience, the noise was the only indication of a pro…
WHEN IDLING OR WHEN YOU COLD START THE CAR IT TENDS TO HAVE A SLIGHT SHAKE/TREMBLE FEEL ALL THROUGHOUT THE CAR EVEN PASSENGERS FELT IT ALSO WHEN ACCELERATING SLOWLY AND YOU HIT 15 MPH CAR TENDS TO SHIFT HARD INTO 2ND GEAR
Common questions
How serious is the powertrain problem on the 2015 cadillac CTS?
It's a documented issue but not catastrophic. 17 complaints have been filed. Repairs average $2,500 and most owners catch it before it causes a breakdown.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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