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What is the transmission model of the Cadillac CT6?

3 Answers

Juliette

09/02/25 4:37am

The transmission model of the Cadillac CT6 is the 8L90, a 10-speed automatic manual transmission developed by General Motors, which combines 10 gears with both manual and automatic transmission functions. This technology was developed to improve the fuel economy and handling of the automatic transmission, allowing the shift timing, which is usually decided by the computer, to be returned to the driver's hands, thereby enhancing driving operability and enriching the driver's experience. The Cadillac CT6 is a mid-to-large-sized sedan with body dimensions of 5223mm in length, 1879mm in width, 1492mm in height, and a wheelbase of 3109mm. The vehicle is equipped with a 2.0-liter turbocharged engine, delivering a maximum power of 174kw and a maximum torque of 350nm.

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Colton

09/14/25 6:49am

I've been driving the Cadillac CT6 for a while now. The early models from around 2016 were equipped with an 8-speed automatic transmission, the GM 8L90 developed by General Motors. It shifts quite smoothly, offers good fuel efficiency during highway cruising, and generally provides jerk-free performance in daily driving. However, I've noticed some owners reporting occasional jerking issues at low speeds, which might be due to software tuning needing optimization. Regular transmission fluid checks and changes are recommended to prevent potential issues. The newer CT6 models have mostly been upgraded to the 10-speed automatic transmission GM 10L80, which offers quicker response and better smoothness. Paired with the V6 engine, it delivers stable power output and makes long-distance driving much more comfortable. Overall, the transmission is a crucial component, and the CT6's overall matching makes the driving experience trustworthy.

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DiDaisy

10/28/25 7:32am

As a car modification enthusiast, I've studied the Cadillac CT6's transmission. The early versions used the 8-speed GM 8L90, while the newer models switched to the 10-speed GM 10L80. The 10-speed transmission shifts incredibly fast with precise RPM control, delivering more aggressive acceleration and excellent high-speed stability, making it a joy to drive. After modifications, you can fine-tune components by flashing the ECU to enhance performance or fuel efficiency. However, maintenance is crucial—using dedicated transmission fluid helps prevent overheating damage. This design is perfect for those who crave driving excitement. Additionally, the transmission has a low failure rate and strong overall reliability. If you're considering the CT6, the transmission is one of its standout features.

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