What are the most common Cadillac CT6 problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2019 Cadillac CT6 has 3 documented issues. The most frequently reported are: Turn Signals May Not Cancel Automatically (Recall 19V117), 10-Speed Transmission Damage Can Cause Wheel Lock-Up (Recall 25V148), ABS and Stability Control Can Disable Without Warning Lamps (Recall 19V889). Of these, 3 are rated critical and should be addressed promptly.

Is the Cadillac CT6 reliable?

The 2019 Cadillac CT6 has 3 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: Turn Signals May Not Cancel Automatically (Recall 19V117) and 10-Speed Transmission Damage Can Cause Wheel Lock-Up (Recall 25V148) and ABS and Stability Control Can Disable Without Warning Lamps (Recall 19V889). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

What is the 2019 Cadillac CT6 Turn Signals May Not Cancel Automatically (Recall 19V117)?

On certain 2019 Cadillac CT6 vehicles, steering-wheel rotation may not cancel the turn signal, which can mislead pedestrians and other drivers. Severity: high.

What is the 2019-2020 Cadillac CT6 10-Speed Transmission Damage Can Cause Wheel Lock-Up (Recall 25V148)?

Certain 2019-2020 Cadillac CT6 vehicles equipped with a 10-speed transmission can develop internal transmission damage that may cause the wheels to lock while driving. Severity: high.

What is the 2019 Cadillac CT6 ABS and Stability Control Can Disable Without Warning Lamps (Recall 19V889)?

On certain 2019 Cadillac CT6 vehicles, an electronic brake-control-module software error can disable ABS and stability control without illuminating the corresponding warning lamps. Severity: high.

2019 Cadillac CT6 Problems: 3 Known Issues

2019 Cadillac CT6 Problems: 3 Known Issues | Au7o

NHTSA Recalls5 recalls

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 1500, Cadillac CT6, and GMC Sierra 1500 vehicles. Due to an Electronic Brake Control Module (EBCM) software error, the vehicle's Electronic Stability Control (ESC) and Antilock Brake System (ABS) may become disabled. Furthermore, if this specific error occurs, the vehicle's diagnostics will not illuminate the instrument cluster ESC and ABS malfunction warning lights. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 126, "Electronic Stability Control" and 135, "Light Vehicle Brake Systems."

Campaign #19V88900012/12/2019

EXTERIOR LIGHTING:TURN SIGNAL:SWITCH

General Motors LLC (GM) is recalling certain 2019 Cadillac CT6 vehicles. Rotation of the steering wheel will not automatically cancel the turn-signals from flashing. As such, these vehicles fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices and Associated Equipment."

Campaign #19V11700021/02/2019

SEAT BELTS:REAR/OTHER

General Motors LLC (GM) is recalling certain 2018-2019 Cadillac CT6, Escalade ESV, Chevrolet Suburban, Volt, and GMC Yukon XL vehicles. Certain second-row or third-row rear seatbelts retractor assemblies may not automatically lock when the seatbelt is fully pulled out of the retractor, possibly preventing a child seat from being properly secured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection."

Campaign #18V67300026/09/2018

POWER TRAIN:AUTOMATIC TRANSMISSION

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.

Campaign #25V14800006/03/2025

TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

General Motors LLC (GM) is recalling certain 2020 Cadillac CT6 vehicles equipped with dealer-installed accessory 20" x 8.50" wheels (RPO 5JO or SHH). The tire pressure monitoring system (TPMS) sensors use the incorrect wireless radio frequency and cannot illuminate the low pressure warning light when the tire pressure drops below the recommended level. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 138, "Tire Pressure Monitoring Systems."

Campaign #19V73100015/10/2019

Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.

2019 Cadillac CT6 Problems: 3 Known Issues

All 3 Known Issues

2019 Cadillac CT6: Turn Signals May Not Cancel Automatically (Recall 19V117)#

Common Symptoms

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2019-2020 Cadillac CT6: 10-Speed Transmission Damage Can Cause Wheel Lock-Up (Recall 25V148)#

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2019 Cadillac CT6: ABS and Stability Control Can Disable Without Warning Lamps (Recall 19V889)#

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Other Cadillac Models

Frequently Asked Questions

What are the most common Cadillac CT6 problems?

Is the Cadillac CT6 reliable?

What is the 2019 Cadillac CT6 Turn Signals May Not Cancel Automatically (Recall 19V117)?

What is the 2019-2020 Cadillac CT6 10-Speed Transmission Damage Can Cause Wheel Lock-Up (Recall 25V148)?

What is the 2019 Cadillac CT6 ABS and Stability Control Can Disable Without Warning Lamps (Recall 19V889)?