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How to Turn Off Auto Start-Stop on the XT5?

2 Answers
OAustin
09/08/25 6:26am
Here are the methods to disable the start-stop function on the XT5: 1. Disable the auto start-stop feature by reprogramming the system, which will make the battery last longer. 2. Reprogram using the American TF program. 3. Unplug the small connector next to the car battery's negative terminal or have the system hidden at a 4S shop. Smart Start-Stop: The computer determines driving conditions based on the frequency, duration, and force of brake pedal presses. In congested traffic, the start-stop automatically turns off. When the air conditioning is on, the computer will not initiate start-stop if it detects that the energy recovery system's charge is lower than the air conditioning's consumption, thus protecting the battery—all controlled by the computer.
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Zoe
09/20/25 5:01am
I remember turning off the auto start-stop feature in the Cadillac XT5 is quite straightforward. You can easily find the button near the driver's seat, usually located on the left side of the steering wheel or on the center console dashboard, marked with an 'A' inside a circle. Press it once, and when the light turns on, it means the function is deactivated. This way, the engine won't automatically shut off when stopping at a red light. I often use this method, especially in congested urban areas where frequent start-stops can be annoying. Turning it off makes driving smoother. The auto start-stop is designed for fuel efficiency and environmental protection, reducing emissions during stops, but each engine restart comes with a slight delay, making acceleration less satisfying. Disabling it might slightly increase fuel consumption, but it significantly improves the driving experience without compromising safety. It's advisable to get into the habit of checking the button's status before driving for better adaptability.
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