2020 Cadillac CT5 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
38 owner complaints analyzed
4 distinct recall campaigns
12,000 mi median reported failure mileage
Scope: 2020 model year. Data snapshot: . 11 complaints include usable failure mileage.
Most common problems
Power Train is the most frequently named component, appearing in 14 of 38 complaints (36.8%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 12 | 31.6% |
| Electrical and battery issues | 4 | 10.5% |
| Braking behavior | 3 | 7.9% |
| Engine operation | 1 | 2.6% |
| Steering behavior | 1 | 2.6% |
| Fuel system concerns | 1 | 2.6% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Power Train | 14 |
| Unknown Or Other | 11 |
| Electrical System | 8 |
| Engine | 7 |
| Structure:Body | 4 |
| Steering | 2 |
| Vehicle Speed Control | 2 |
| Wheels | 2 |
Power Train: 14; Unknown Or Other: 11; Electrical System: 8; Engine: 7; Structure:Body: 4; Steering: 2; Vehicle Speed Control: 2; Wheels: 2
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 7 |
| 25,000 to 49,999 | 1 |
| 50,000 to 74,999 | 2 |
| 75,000 to 99,999 | 1 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 7; 25,000 to 49,999: 1; 50,000 to 74,999: 2; 75,000 to 99,999: 1; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (7). 27 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2020 | 4 |
| 2021 | 2 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 15 |
| 2026 | 13 |
2020: 4; 2021: 2; 2023: 3; 2024: 1; 2025: 15; 2026: 13
Pattern summary
Power Train leads the component reports. Transmission and shifting appears in 12 complaint narratives. Electrical and battery issues appears in 4 complaint narratives. Braking behavior appears in 3 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11654080 · 2025-04-11 (April 11, 2025)
Safety Concerns and Defects: I am reporting several safety-related defects in my 2020 Cadillac CT5, which have posed serious risks to me and my family: ⸻ 1. Transmission Pump Failure: •The transmission pump failed, causing loss of power and jerking while driving at highway speeds. This occurred on[XXX] in Georgia with my two small children in the car, putting us at high risk of a crash. •No warning lights appeared, and the failure was diagnosed by the dealer (Hennessey Cadillac). 2. EVAP System Failure (P0451): •A fuel tank pressure sensor …
Owner-reported narrative. Look up ODI 11654080 at NHTSA ↗
Owner report 11664417 · 2025-06-02 (June 2, 2025)
The contact's sister owns a 2020 Cadillac CT5. The contact stated that while his sister was driving at an undisclosed speed, the rear wheels locked up. The driver was able to pull over to the side of the road. The vehicle was towed to the dealer, where it was diagnosed and determined that the rear wheels had locked up, causing damages to the transmission. The dealer determined that the transmission needed to be replaced but at the vehicle owner's expense. The vehicle was not repaired. The contact became aware that the VIN was included in NHTSA …
Owner-reported narrative. Look up ODI 11664417 at NHTSA ↗
Owner report 11428695 · 2021-08-11 (August 11, 2021)
There are multiple issues with the electrical / electronics The dealer has never found any data in the systems that shows issues. Driver speedometer screen disappears and will be gone for hours or a trip. Restarting car does not fix. Center console screen that shows camera information disappears and you have no camera. Can be one or multiple trips and restarting car does not fix Dealer says the previous two issues are known but no fix or recall has have been implemented as far as we are are aware. This has been a year approx. Drivers assist …
Owner-reported narrative. Look up ODI 11428695 at NHTSA ↗
Owner report 11681128 · 2025-08-17 (August 17, 2025)
Major safety Concern Faulty valve body and transmission dealership failed to disclose. Service manager drove vehicle with bent wheels. That is how the bent wheels were discovered. Not from inspection. Wheels evidently bent under dealership possession. 2020 Cadillac CT5 Vehicle financed at 12K Miles with certified pre owned, bumper to bumper, and powertrain warranties in February 2024 showed poor driving, shifting, acceleration and abnormal behaviors such as slow and delayed shifting/acceleration, loud shifting, jerking, and strange noises from …
Owner-reported narrative. Look up ODI 11681128 at NHTSA ↗
Owner report 11355006 · 2020-09-14 (September 14, 2020)
WHEN THE VEHICLE IS TRAVELING OVER 50 MPH, AND TAKES SWEEPING TURNS / GRADUAL BENDS ON THE HIGHWAY, IT BECOMES APPARENT THAT TURNING RIGHT IS MUCH HARDER THAN TURNING LEFT. THE STEERING WHEEL IS MUCH STIFFER AND FEELS HEAVIER WHEN MAKING RIGHT TURNS AT SPEED, ALMOST LIKE IT'S PERMANENTLY STUCK IN SPORT MODE WHEN THE WHEEL IS TURNED RIGHT. IT IS CONSTANTLY FIGHTING TO GET BACK TO CENTER WHEN TAKING THOSE RIGHT TURNS AT SPEED. LEFT TURNS ARE FINE. ON TWO OCCASIONS, THE WHEEL SUDDENLY AND VIOLENTLY JERKED LEFT, TRYING TO GET BACK TO CENTER AS I WA…
Owner-reported narrative. 440 miles reported. Look up ODI 11355006 at NHTSA ↗