GMC Terrain: Performance and Maintenance / Fuel (Diesel). E85 or FlexFuel
Fuel (Diesel).
Use of diesel fuel with ultra low
sulfur content (15 ppm, maximum) is
required. See Fuel for Diesel
Engines.
E85 or FlexFuel

No E85 or FlexFuel
Gasoline-ethanol fuel blends greater
than E15 (15% ethanol by volume),
such as E85, cannot be used in this
vehicle.
Fuel (LYX - 1.5L L4 Turbo Engine)
Regular Unleaded Fuel
Use only Regular 87 octane — (R+M)/2 — or higher unleaded gasoline in your
vehicle. TOP TIER Detergent Gasoline is recommended...
The engine oil life system calculates
engine oil life based on vehicle use
and displays the CHANGE ENGINE
OIL SOON message when it is time
to change the engine oil and filter...
Other information:
Use the louvers located on the air
vents to change the direction of the
airflow.
To open or close off the airflow:
On the center air vents, move
the slider knobs up or down.
On the outer and rear air vents,
move the slider knobs right
or left...
The charging system light comes on
briefly when the ignition is turned
on, but the engine is not running, as
a check to show the light is working.
The light turns off when the engine
is started. If it does not, have the
vehicle serviced by your dealer...