Buick Encore: Fuel / Recommended Fuel

Buick Encore 2020-2025 Owner's Manual / Driving and Operating / Fuel / Recommended Fuel

Buick Encore. Recommended Fuel

Use regular unleaded gasoline meeting ASTM specification D4814 with a posted octane rating of 87 — (R+M)/2 — or higher. Do not use gasoline with a posted octane rating of less than 87, as this may cause engine knock and will lower fuel economy.

Do not use any fuel labeled E85 or FlexFuel. Do not use gasoline with ethanol levels greater than 15% by volume.

Top Tier Fuel

GM recommends the use of TOP TIER Detergent Gasoline to keep the engine clean, reduce engine deposits, and maintain optimal vehicle performance. Look for the TOP TIER Logo or see www...

Prohibited Fuels

Caution Do not use fuels with any of the following conditions; doing so may damage the vehicle and void its warranty: For vehicles that are not FlexFuel, fuel labeled greater than 15% ethanol by volume, such as mid-level ethanol blends (16–50% ethanol), E85, or FlexFuel...

Other information:

Buick Encore 2020-2025 Owner's Manual: Brake Assist and Hill Start Assist (HSA)

Brake Assist Brake Assist detects rapid brake pedal applications due to emergency braking situations and provides additional braking to activate the Antilock Brake System (ABS) if the brake pedal is not pushed hard enough to activate ABS normally...

Buick Encore 2020-2025 Owner's Manual: USB Port (7 Inch Screen)

Audio stored on a USB device may be listened to. This vehicle is equipped with two USB ports in the center console. These ports are for data and charging. There may also be two USB ports for charging only at the rear of the center console. Caution To avoid vehicle damage, unplug all accessories and disconnect all accessory cables from the vehicle when not in use...