Engine Oil Life System - GMC 2010 Yukon/Yukon XL Owner's Manual

Press the trip/fuel button until TRANS TEMP displays.
This display shows the temperature of the automatic
transmission fluid in either degrees Fahrenheit (°F) or
degrees Celsius (°C).
If your vehicle has this display, press the trip/fuel button
until INST ECON V8 displays. This display shows the
current fuel economy at a particular moment and will
change frequently as driving conditions change. This
display shows the instantaneous fuel economy in miles
per gallon (mpg) or liters per 100 kilometers (L/100 km).
Unlike average economy, this screen cannot be reset.
An Active Fuel Management indicator will display on the
right side of the DIC, while INST ECON displays on the
left side. Active Fuel Management allows the engine to
operate on either four or eight cylinders, depending on
your driving demands. When Active Fuel Management
is active, V4 will display on the DIC. When Active Fuel
Management is inactive, V8 will display. See Active
Fuel Management on page 3 33 for more
information.
This display shows no information.
through the following menu items:
Press the vehicle information button until OIL LIFE
REMAINING displays. This display shows an
estimate of the oil's remaining useful life. If you see
99% OIL LIFE REMAINING on the display, that means
99% of the current oil life remains. The engine oil life
system will alert you to change the oil on a schedule
consistent with your driving conditions.
When the remaining oil life is low, the CHANGE
ENGINE OIL SOON message will appear on the
display. See CHANGE ENGINE OIL SOON under DIC
Warnings and Messages on page 4 61. You should
change the oil as soon as you can. See Engine Oil on
page 6 18. In addition to the engine oil life system
monitoring the oil life, additional maintenance is
recommended in the Maintenance Schedule in this
manual. See Scheduled Maintenance on page 7 3
for more information.
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