How to Open the Fuel Tank Cap of the Regal?

3 Answers
Humbert
07/29/25 10:46am
Method to open the fuel tank cap of the Regal: Unlock the central locking system of the car doors, then press the fuel tank cap with a little force to open it. The fuel tank cap refers to the box on the car used for storing gasoline, which is square in shape and has excellent sealing. It only has a small circular inlet for easy storage and is installed at the rear of the car. The Buick Regal is a mid-to-high-end sedan under SAIC-GM Buick, with dimensions of 4913mm in length, 1863mm in width, and 1462mm in height, a wheelbase of 2829mm, and a front-engine, front-wheel-drive layout. In terms of power, this car is equipped with two engines: a 1.5-liter turbocharged engine and a 2.0-liter turbocharged engine.
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DelValeria
08/13/25 3:54pm
I just bought a Buick Regal not long ago, and opening the fuel tank cap is actually quite simple. Sit in the driver's seat, look down near the left foot mat, and you'll usually find a small lever or button there. Just pull or press it, and the fuel tank cap outside will pop open automatically. If there's no response, check if the car is unlocked—the Buick Regal's door locks and fuel tank cap lock are linked, so unlocking the doors usually does the trick. Before refueling, remember to turn off the engine and engage the handbrake to ensure safety. Also, when closing the cap, make sure you hear a click to ensure it's sealed properly and won’t leak fuel or fumes. In winter, it might freeze; gently tap it or wait until the car warms up before trying again—don’t force it to avoid damage. The owner's manual has diagrams for reference; taking a look can save you a lot of trouble.
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VanPeyton
10/07/25 6:58am
I often refuel my friend's Buick Regal, and opening the fuel tank cap is quite simple. Usually, you can find a button on the driver's door panel or under the center console—just press it to pop open the outer cap. Don't forget to turn off the engine when refueling; safety first. If it gets stuck, don’t panic—try repeatedly pressing the unlock button on the key fob or check the fuse. The fuel tank cap design on the Regal is quite user-friendly; most don’t require a key twist—just one press does the trick. By the way, remember to tighten the cap after refueling to prevent dust from entering and damaging the fuel system.
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