The fuel requirement for the Buick Envision is a common inquiry among prospective and current owners. Vehicle manufacturers often specify the recommended octane level for optimal engine performance and longevity. Octane rating refers to a gasoline’s resistance to knocking or pinging during combustion. Using a fuel grade lower than recommended can, in some cases, lead to reduced performance and potentially, over the long term, engine damage.
Selecting the appropriate fuel offers advantages, particularly in maintaining the vehicle’s intended power output and fuel efficiency. Historically, premium gasoline was considered necessary for high-performance vehicles; however, modern engine technology and advancements in fuel formulations have altered these requirements. The manufacturer’s recommendation, found in the owner’s manual, is the most reliable source of information regarding fuel specifications.