How to Open the Buick Fuel Tank Cap?

1 Answers
VanJudah
07/30/25 9:40am
Buick fuel tank caps consist of an inner cap and an outer cap. The opening method is as follows: 1. Locate the electronic control button or cable-operated lever on either side of the driver's seat, both marked with a fuel pump icon. Pressing the button or pulling the lever will open the outer cap. 2. The inner cap, made of rubber material, becomes visible only after the outer cap is opened. Rotating it to the right tightens the cap, while rotating it to the left opens it. Taking the 2021 Buick GL8 as an example, its body dimensions are: length 5238mm, width 1878mm, height 1776mm, with a wheelbase of 3088mm and a fuel tank capacity of 66 liters. The 2021 Buick GL8 is equipped with a 2.0T turbocharged engine, delivering a maximum horsepower of 237PS, a maximum torque of 350Nm, and a maximum power of 174kW, paired with a 9-speed automatic transmission.
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