Buick Encore: Fuel / Fuel Additives

Buick Encore 2020-2024 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 2020-2024 Owner's Manual: Ignition Positions

The vehicle has an electronic keyless ignition with pushbutton start. The RKE transmitter must be in the vehicle for the system to operate. If the vehicle is not working, the vehicle may be near a strong antenna signal causing interference to the Keyless Access system...

Buick Encore 2020-2024 Owner's Manual: Park Assist

If equipped, the Front and Rear Park Assist (FRPA) system assists you with parking and avoiding objects. FRPA operates at speeds less than 8 km/h (5 mph). The sensors on the front and rear bumper detect objects up to 1.2 m (4 ft) in front of the vehicle, 2...