Buick Encore: Fuel / 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.toptiergas.com
for a list of TOP TIER Detergent Gasoline
marketers and applicable countries.


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...
Other information:
If equipped, music may be played from a
paired Bluetooth device. See Bluetooth
(Overview for 8 Inch Screen) or
Bluetooth (Pairing and Using the Phone for 8
Inch Screen) or
Bluetooth (Voice Recognition for 8 Inch
Screen) for help pairing a device...
Vehicles may have an engine heater. The
engine heater can help in cold weather
conditions at or below −18 °C (0 °F) for easier
starting and better fuel economy during
engine warm-up. Plug in the heater at least
four hours before starting the vehicle...