Change Engine Oil; Check Oil Level; Check Washer Fluid - GMC 2005 Sierra Denali Owner's Manual

CHANGE ENGINE OIL

This message is displayed for 10 seconds at the start of
each ignition cycle when the engine oil needs to be
changed.
When you change the engine oil, be sure to reset the
CHANGE ENGINE OIL message. See Engine Oil
Life System on page 5-17, Engine Oil on page 5-14 and
Scheduled Maintenance on page 6-4 for more
information.
CHARGING SYSTEM FAILURE
On some vehicles, if there is a problem with the
generator and battery charging system, this message
will appear on the DIC, a chime will sound and the
battery warning light on the instrument panel cluster will
come on. Driving with this problem could drain your
battery. Turn off all unnecessary accessories. Stop and
turn off the vehicle as soon as it is safe to do so.
Have the electrical system checked by your GM dealer
immediately. See Battery Warning Light on page 3-31
and Voltmeter Gage on page 3-31 for more information.

CHECK OIL LEVEL

If the oil level in the vehicle is low, this message will
appear on the DIC. Check the oil level and correct it as
necessary. You may need to let the vehicle cool or
warm up and cycle the ignition to be sure this message
will clear. The message will be displayed for 10 seconds
at the start of each ignition cycle when the oil needs
to checked. Once the problem is corrected, pressing any
of the four DIC buttons, if equipped, will acknowledge
the message and clear it from the DIC display. If
your vehicle is not equipped with the four DIC buttons,
pressing the trip odometer reset stem will acknowledge
the message and clear it from the DIC display.

CHECK WASHER FLUID

If the washer fluid level is low, this message will appear
on the DIC. Adding washer fluid will clear the message.
See Windshield Washer Fluid on page 5-36. The
message will be displayed for 10 seconds at the start of
each ignition cycle when the washer fluid is low. Pressing
any of the four DIC buttons, if equipped, will acknowledge
the message and clear it from the DIC display. If your
vehicle is not equipped with the four DIC buttons,
pressing the trip odometer reset stem will acknowledge
the message and clear it from the DIC display.
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