GMC Terrain: Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when driving. If this occurs, use a gasoline rated at 87 octane or higher as soon as possible. If heavy knocking is heard when using gasoline rated at 87 octane or higher, the engine needs service.
Fuel
Use of the recommended fuel is an important part of the proper maintenance of
this vehicle. To help keep the engine clean and maintain optimum vehicle performance,
we recommend the use of gasoline ...
Gasoline Specifications (U.S. and Canada Only)
At a minimum, gasoline should meet ASTM specification D 4814 in the United States
or CAN/CGSB&-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing
additive called methylcyclopen ...
See also:
Engine oil
NOTE
- The engine oil consumption rate is
not stabilized, and therefore cannot be
determined until the vehicle has traveled
at least several thousand miles
(kilometers). Even after break-in, ...
Set or increase cruise speed
When setting the cruise
control to the
speed limit, it is important to remember
that it is possible for the vehicle speed
to increase when travelling downhill.
This may result in the vehicle sp ...
Reporting safety defects in the U.S.
If you believe that your vehicle has a
defect which could cause a crash or
could cause injury or death, you
should immediately inform the
National Highway Traffic Safety
Administration (NHTS ...
