
The method to open the fuel tank cap key of the Buick GL8 is: Place the key around the car and press the fuel tank cap, then the cap will automatically pop open. Taking the 2020 Buick GL8 as an example, its body dimensions are: length 5219mm, width 1878mm, height 1805mm, with a wheelbase of 3088mm and a fuel tank capacity of 71 liters. The 2020 Buick GL8 features a MacPherson independent front suspension and a multi-link independent rear suspension. It is equipped with a 2.0L turbocharged engine, delivering a maximum horsepower of 237PS, a maximum power of 174kW, and a maximum torque of 350Nm, paired with a 9-speed automatic transmission.

Opening the fuel tank cap of the Buick GL8 is actually quite straightforward. Having driven this car for several years, I always make it a habit to turn off the engine and engage the handbrake for safety before refueling. The fuel tank cap is located on the rear side of the vehicle body. If you crouch down and look carefully, you'll notice a small keyhole. Insert the car key and gently turn it clockwise about one or two turns until you hear a 'click' sound, indicating it's unlocked. The cap will either pop open automatically or can be easily lifted by hand for refueling. If the key doesn't turn smoothly during the process, don't force it—it might be due to dust buildup or insufficient lubrication. I occasionally spray some WD-40 rust inhibitor into the lock during routine maintenance as a preventive measure. Beginners might not be familiar with the turning direction at first, but with a few tries, it becomes second nature. Always remember to carry a spare key in case you lose the original. Avoid tossing the car key around carelessly in daily use; keeping it in a small fabric bag helps protect the lock cylinder and extends its lifespan. These small habits have made my refueling process both time-efficient and worry-free.

Safety operation is of utmost importance, and I always pay attention to details when driving. Before opening the fuel tank cap, be sure to turn off the engine, engage the handbrake, and ensure the vehicle is completely stationary to prevent any accidental movement. The fuel tank cap of the Buick GL8 is located on the rear side of the vehicle, with the keyhole clearly visible. Simply insert the key and turn it counterclockwise gently to unlock the cap. If the key is difficult to turn, avoid forcing it as this can damage the lock cylinder. I once experienced a jammed lock, and upon inspection, found it was due to rust from rainwater—simple wiping resolved the issue. Develop a habit of regularly checking and cleaning the key, such as monthly dust removal or rust prevention, to ensure smooth operation when needed. Additionally, avoid placing the key in easily lost locations; it's best to keep it on the car key ring. Losing it would require contacting a 4S store for a replacement, which can be inconvenient. Though these steps may seem minor, they are crucial for driving safety and personal privacy protection against theft.

Opening the fuel tank cap of the Buick GL8 is quick and easy. After parking and turning off the engine, I usually walk to the rear of the car to locate the keyhole on the fuel tank cap. Insert the car key and turn it clockwise until you hear a 'click' sound, which means the cap is unlocked. Then simply push it open to start refueling—the whole process takes just a few seconds. Beginners might need to figure out the turning direction, but they’ll get the hang of it after a couple of tries. If the key doesn’t turn, don’t panic—just adjust the angle slightly or gently push the edge of the cap, and it usually works smoothly. Always keep the key secure, preferably in your pocket, to avoid losing it and ensure hassle-free refueling.


