GMC 2010 Terrain Owner's Manual page 119

This display shows the approximate
average liters per 100 kilometers
(L/100 km) or miles per
gallon (mpg). This number is
calculated based on the number
of L/100 km (mpg) recorded since
the last time this menu item was
reset. The fuel economy can be
reset by pressing or SET/CLR
while the Average Fuel Economy
display is showing. The display may
not reset to zero.
This display shows the current fuel
economy in either liters per
100 kilometers (L/100 km) or miles
per gallon (mpg). This number
reflects only the fuel economy that
the vehicle has right now and
changes frequently as driving
conditions change. Unlike average
economy, this display cannot be
reset.
This display shows the average
speed of the vehicle in kilometers
per hour (km/h) or miles per
hour (mph). This average is
calculated based on the various
vehicle speeds recorded since
the last reset of this value. The
average speed can be reset by
pressing or SET/CLR while the
Average Vehicle Speed display is
showing.
This display can be used as a timer.
To start the timer, press
SET/CLR while Timer is displayed.
The display will show the amount of
time that has passed since the timer
was last reset, not including time the
ignition is off. Time will continue to
be counted as long as the ignition is
on, even if another display is being
shown on the DIC. The timer will
record up to 99 hours, 59 minutes
and 59 seconds (99:59:59) after
which the display will return to zero.
To stop the timer, press
SET/CLR briefly while Timer is
displayed. To reset the timer to zero,
press and hold
The speedometer shows how fast
the vehicle is moving in either
kilometers per hour (km/h) or miles
per hour (mph). The speedometer
cannot be reset.
This display is used for the OnStar
or Navigation System Turn-by-Turn
guidance. See
or
manual, if the vehicle has
navigation, for more information.
This display shows no information.
or
or SET/CLR.
or the Navigation