Buick Encore: Fuel / Fuel Additives

Buick Encore 2020-2026 Owner's Manual / Driving and Operating / Fuel / Fuel Additives

TOP TIER Detergent Gasoline is highly recommended for use with your vehicle. If your country does not have TOP TIER Detergent Gasoline, add ACDelco Fuel System Treatment Plus−Gasoline to the vehicle’s gasoline fuel tank at every oil change or 15 000 km (9,000 mi), whichever occurs first. TOP TIER Detergent Gasoline and ACDelco Fuel System Treatment Plus −Gasoline will help keep your vehicle’s engine fuel deposit free and performing optimally.

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...

Filling the Tank (Capless Fuel Fill)

An arrow on the fuel gauge indicates which side of the vehicle the fuel door is on. See Fuel Gauge. Warning Fuel vapors and fuel fires burn violently and can cause injury or death...

Other information:

Buick Encore 2020-2026 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 2020-2026 Owner's Manual: Vehicle Personalization (8 Inch Screen)

Use the audio system controls to access the personalization menus for customizing vehicle features. To see if your vehicle has the 8 inch screen, see Overview (8 Inch Screen). The following are all possible personalization features. Depending on the vehicle, some may not be available...