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How to remotely start the 2021 Buick Regal with the key?

4 Answers
AdalynnMarie
08/28/25 2:21am

Download an APP, then open the APP. There are many options inside, such as opening the trunk. Click to open the trunk, enter the password, click confirm to open the car's trunk, and more settings can also be configured.

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ONora
09/09/25 7:46am

I previously drove a 2021 Buick Regal, and its key fob remote start feature was simple and practical. The operation method is: first press the lock button once on the remote key to ensure the car is locked, then within three seconds press and hold the start button without releasing it. After about two to three seconds, the car will automatically ignite and start. I often used this feature during winters in the north, starting the engine from the window before heading out to let the car warm up for five to ten minutes. By the time I got in, the seats and steering wheel wouldn’t be icy cold, and the engine would run smoother. On hot summer days, starting the air conditioning in advance to cool down the car was very comfortable. Points to note include keeping the key within a reasonable distance—it works within about 20 to 30 meters, such as in a garage or downstairs. If it fails, don’t panic; check if the remote battery is dead or if the car doors are properly closed. This feature is safe and reliable, with an anti-theft lock system that prevents misuse. During regular maintenance, you can also ask the repair shop to inspect the related circuits to keep the system running smoothly.

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AdamLynn
10/23/25 8:38am

Bro, have you tried the remote start on the 2021 Regal? Super convenient! Just press the lock button on the key fob first, then hold the start button for about three seconds - the car will beep and start up. I can press the button from downstairs and walk away, no need to wait inside the car. The startup time is short and hassle-free. Just keep within 50 meters generally. Common issue is low key fob battery - just replace it with a new one. This smart feature makes driving life easier, especially during rush hours - you can pre-start the AC or warm up the car in advance, saving time and energy. Feels like operating a remote control toy but super practical with great tech vibes. No more sauna-like heat in summer or cold seats in winter - driving becomes much more comfortable.

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McAlexander
12/07/25 2:13am

The basic steps for remote engine start operation with the 2021 Buick Regal key are: confirm the vehicle is locked, press the lock button on the key, then immediately press and hold the start button until the lights flash and the engine starts. After starting, there will be an indicator light showing the engine is running. Note that the key must be within the signal range of about 30 meters during use. If it doesn't work, check the key battery status or whether the doors are properly closed. This feature is helpful for daily commutes, saving waiting time in the car and avoiding discomfort in extreme weather. However, do not start the engine in enclosed spaces to prevent exhaust gas accumulation. Regular simple maintenance can extend the system's lifespan.

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