Change Engine Oil; Low Washer Fluid; Service Ride Control - GMC 2002 Yukon Denali Owner's Manual

Change Engine Oil

When you change the engine oil, be sure to reset the
Engine Oil Life Monitor. See "Engine Oil, When to
Change" in the Index.
Security
If the security message is displayed continuously while
driving and stays on, there may be a problem with the
Passlock system. Your vehicle will not be protected by
Passlock, and you should see your GM dealer.
2-82
This message is displayed
when the engine oil needs
to be changed. The message
is only displayed for
15 seconds at the start of
each ignition cycle.
This message is displayed
when the content
-
theft deterrent system
has been activated and
also monitors the
R
Passlock system.

Low Washer Fluid

For more information, see "Windshield Washer Fluid" in
the Index.

Service Ride Control

For more information, see "Autoride
This message is displayed
when the vehicle is low on
windshield washer fluid.
The message is only
displayed for 15 seconds
each ignition cycle.
This message is
displayed when a possible
problem exists with the
t
Autoride system.
t
" in the Index.