AutoUtility currently tracks 47 official NHTSA owner defect complaints for the 2015 Cadillac CTS. Powertrain & Transmission issues are the most frequently reported category, appearing in 19 complaints (40.4% of submitted records). Among these NHTSA complaint records, 2 filings cite a crash, 2 cite a fire.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
19 owner complaints submitted to NHTSA ODI for this subsystem.
9 owner complaints submitted to NHTSA ODI for this subsystem.
5 owner complaints submitted to NHTSA ODI for this subsystem.
5 owner complaints submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"The contact owns a 2015 Cadillac CTS. The contact stated that while driving at undisclosed speeds, there was a loud grinding and squeaking sounds coming from the vehicle. Additionally, there was a high-pitched sound coming from the vehicle. The contact also stated that the water pump was..."
"The contact owns a 2015 Cadillac CTS. The contact stated while driving 65 MPH, the vehicle shuddered and made an abnormally loud sound. The contact exited the highway and drove to the nearest mechanic shop at a gas station. The mechanic diagnosed the vehicle and determined that the rear..."
"The contact owns a 2015 Cadillac CTS. The contact stated that occasionally while driving at various slow speeds, the message "Driver Assist Unavailable" and the steering wheel was abnormally firm, requiring excess effort to drive the vehicle until the power steering functionality returned. There..."
"The car was taken to Hutchinson dealership in Macon Georgia, to have the oil changed and when I went to pick up the car the Cue Screen was cracked. I asked being the car was in their possession they should be liable for the repairs. They told me that there was nothing they can do because there was..."
"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..."
Reported defect complaint volume across sibling model years (2015–2019)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Cadillac CTS Current Page | 47 | 2 | 4 | Current |
| 2016 Cadillac CTS | 31 | 0 | 4 | View 2016 Problems → |
| 2017 Cadillac CTS | 27 | 1 | 2 | View 2017 Problems → |
| 2018 Cadillac CTS | 8 | 1 | 2 | View 2018 Problems → |
| 2019 Cadillac CTS | 10 | 0 | 0 | View 2019 Problems → |
Complete distribution of consumer defect reports across all 23 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Powertrain NHTSA category: POWER TRAIN | 16 | 0 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 5 | 0 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 3 | 0 | 0 | 0 | 0 |
| Equipment & Accessories NHTSA category: EQUIPMENT | 2 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 2 | 0 | 0 | 0 | 0 |
| VEHICLE SPEED CONTROL,SERVICE BRAKES | 2 | 2 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,STRUCTURE | 1 | 0 | 1 | 0 | 0 |
| ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL | 1 | 0 | 0 | 0 | 0 |
| Engine & Cooling NHTSA category: ENGINE AND ENGINE COOLING | 1 | 0 | 0 | 0 | 0 |
| EXTERIOR LIGHTING,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 1 | 0 | 1 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES, HYDRAULIC | 1 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 1 | 0 | 0 | 0 | 0 |
| STEERING,POWER TRAIN,VEHICLE SPEED CONTROL | 1 | 0 | 0 | 0 | 0 |
| STEERING,WHEELS,ELECTRONIC STABILITY CONTROL (ESC) | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,POWER TRAIN,ENGINE | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| SUSPENSION,WHEELS,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| Tires NHTSA category: TIRES | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Wheels & Hubs NHTSA category: WHEELS | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2015 Cadillac CTS
In official NHTSA consumer records, the most frequently cited issue area for the 2015 Cadillac CTS is Powertrain & Transmission, appearing in 19 records (40.4% of submitted filings).
Secondary reported categories include Brakes & Traction Control (9) and Engine & Cooling (5).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 47 consumer defect complaints and 4 safety recall campaigns for the 2015 Cadillac CTS.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2015 Cadillac CTS, 2 filings cite a crash, 2 cite smoke or fire, and 0 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.