CT5 (1st)
Data covers 4 NHTSA model names
Reliability Score
Complaints by Engine Code
LSY
2.0L 4-cylView details
Complaint Breakdown
LGY
3.0L 6-cyl TurboView details
Complaint Breakdown
Show 2 additional engine variants with limited data
LT4
6.2L 8-cylView details
Complaint Breakdown
Cadillac CT5 Unidentified Engine
View details
Complaint Breakdown
Owner Complaints by System
Complaints owners filed with NHTSA about the Cadillac CT5, counted across every engine. A complaint can name more than one system.
What to check on a used 2020-2025 Cadillac CT5
On a used 2020-2025 Cadillac CT5, the systems with the most NHTSA owner complaints are the electrical system (25), the transmission and drivetrain (24) and the body and structure (18). Each one has an inspection step below, with counts as of 2026-10-12. A complaint is an owner report, not a confirmed defect, and counts rise with sales.
- Switch on every electrical item in turn: lights, windows, locks, wipers, climate fan, screen and power outlets.Costly repair. NHTSA has 25 owner complaints on the 2020-2025 Cadillac CT5 about the electrical system.
- Accelerate gently through every gear, then once at full throttle. Shift into Reverse and back to Drive.Costly repair. NHTSA has 24 owner complaints on the 2020-2025 Cadillac CT5 about the transmission and drivetrain, all engines combined.
- Open and close every door, the hood and the trunk or hatch. Check the latches, the seals and the gaps between panels.Minor. NHTSA has 18 owner complaints on the 2020-2025 Cadillac CT5 about the body and structure.
- Start the engine cold and listen for the first 30 seconds, then again at idle once it is warm.Costly repair. NHTSA has 11 owner complaints on the 2020-2025 Cadillac CT5 about the engine, all engines combined.
- Measure the tread on all four tires, read the date codes and look at each wheel.Safety. NHTSA has 9 owner complaints on the 2020-2025 Cadillac CT5 about the wheels and tires.
Recalls (5)
General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally and cause the wheels to lock-up.
General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
General Motors, LLC. (GM) is recalling certain 2020-2022 Cadillac CT4 and CT5 vehicles. The roof rail side-curtain air bags may not have been installed correctly, which could result in an improper air bag deployment during a crash.
General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.
General Motors LLC (GM) is recalling certain 2020 Chevrolet Corvette and Cadillac CT4, CT5 and XT4, 2021 Chevrolet Trailblazer, and 2020-2021 Buick Encore GX vehicles. Sensor connection contamination in the electronic brake boost system may cause an interruption of communication between the sensor and the brake boost system.
NHTSA Safety Ratings About NHTSA ratings
Alternatives in Midsize Sedan
Frequently Asked Questions
What are the most common 2020-2025 Cadillac CT5 complaints?
Owners have filed 103 complaints with NHTSA about the 2020-2025 Cadillac CT5. The systems they name most often are the electrical system, the transmission and the body and trim.
Is the 2020-2025 Cadillac CT5 a good used car?
That depends on the model year, the mileage and the maintenance history of the car in front of you. Owners have filed 103 complaints with NHTSA about the 2020-2025 Cadillac CT5. Check which systems they name most often and whether a recall is still open on that car.
How many NHTSA complaints does the 2020-2025 Cadillac CT5 have?
NHTSA has 103 owner complaints on file for the 2020-2025 Cadillac CT5 as of the latest data pull. A complaint is an owner's report, not a confirmed defect, and counts rise with sales.
What recalls affect the 2020-2025 Cadillac CT5?
NHTSA lists 5 recalls covering some 2020-2025 Cadillac CT5 vehicles. Which ones apply depends on the VIN: enter it at nhtsa.gov/recalls to see the open campaigns on a specific car.
What should I check before buying a used Cadillac CT5?
Run the VIN through NHTSA's recall lookup and confirm every open recall has been done. Look hardest at the electrical system, the transmission and the body and trim, the systems owners complain about most. Ask for maintenance records, have an independent mechanic inspect the car and run a vehicle history report for prior accidents and title issues.
What are the NHTSA crash test ratings for the CT5?
The 2025 Cadillac CT5 received an overall 5-star safety rating from NHTSA. Frontal crash: 5 stars. Side crash: 5 stars. Rollover: 5 stars (9.5% rollover probability). Electronic Stability Control: Standard. Forward Collision Warning: Standard. Lane Departure Warning: Standard. These ratings are based on standardized crash tests conducted by the National Highway Traffic Safety Administration.
Data from NHTSA federal complaints database. 103 complaints analyzed. Data confidence: high. Last updated: 2026-10-12.