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How to open the fuel tank cap on the Buick Regal?

5 Answers
HaileyMarie
07/29/25 3:55am

After unlocking the vehicle, press to open the fuel tank cap. Below is an introduction to the Buick Regal: 1. Dimensions: Length, width, and height are 4913mm, 1863mm, and 1462mm respectively, with a wheelbase of 2829mm. 2. Powertrain: Equipped with a 1.5T SIDI direct-injection turbocharged engine and a 2.0T variable cylinder turbocharged engine, paired with a 9-speed HYDRA-MATIC intelligent transmission, delivering maximum power of 124kW/5600rpm (1.5T) and 174kW/5400rpm (2.0T). 3. Suspension: Front enhanced MacPherson strut suspension and rear enhanced multi-link suspension.

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LeIsabelle
08/12/25 3:22pm

I've been driving a Buick Regal for several years, and every time I refuel, I have to turn off the engine first to ensure safety. There's a small lever under the driver's seat, near the foot pedal, usually a black or gray plastic piece. Bend down to look for it, and give it a gentle pull—you'll hear a click, which means the fuel tank cap lock is released. Then, get out of the car and manually twist the cap about half a turn to remove it. Buick's design is quite user-friendly, with the lever conveniently placed so it's hard to forget. I recommend covering the cap when refueling to prevent dust from entering and using some anti-rust spray periodically to lubricate the threads and avoid jamming. If the lever doesn't respond, check for poor wire contact or a fuse issue inside the car. If that happens, there's an emergency pry slot on the cap for manual opening. Remember not to open the cap while the engine is running to avoid accidents—this method is simple and reliable.

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LeKyle
10/02/25 7:57am

Having driven the Buick Regal for ten years, opening the fuel tank cap is quite simple. I usually make sure the car is stable after parking and turning off the engine. There's a small lever near the driver's left foot—just pull it to release the cap lock. Then, walk to the fuel tank and manually unscrew the cap. Buick's design for this function is reasonable: the lever is space-saving and intuitive. I always wipe the threads clean with a cloth before closing the cap to prevent rust, and occasionally apply some engine oil for maintenance. If the lever makes no sound, it might be due to aged wiring or a blown fuse—check the manual for backup methods instead of forcing the cap open and causing damage. Remember to wear gloves to avoid oil stains and develop a habit of regular checks to extend component lifespan. Safety first: always turn off the engine before operating to minimize fuel spill risks.

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CoreyLynn
11/16/25 2:53am

As a Buick Regal owner, I find the fuel filler cap operation easy. First, park and turn off the engine, then locate a small lever near the driver's left foot to unlock the fuel tank. After that, manually twist open the cap outside the car. The steps are straightforward, even beginners can understand instantly. The lever design is clear and user-friendly. It's recommended to regularly clean the cap opening to prevent debris from jamming. The whole process takes just two minutes without any hassle. For daily refueling, don't forget to seal the cap tightly to prevent leaks.

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StKhloe
01/06/26 4:29am

I've driven various Buick models including the Regal. The first step to open the fuel filler cap is to park and turn off the engine. There's a release lever located in the footwell area on the driver's side door panel - just pull it gently by hand to unlock. Then rotate the cap from outside the vehicle. Operate steadily without rushing to prevent cap loosening and fuel port contamination. If it won't open, the lever might be jammed or there could be wiring issues - use a flathead screwdriver to pry the emergency backup slot. Always use clean fuel to protect the engine when refueling. The overall design is convenient, but remember to check its condition regularly. Maintenance including cleaning and lubrication can reduce malfunctions.

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