2007 GMC YUKON XL Owners Manual

ENGINE OVERHEATED STOP ENGINE
Notice:If you drive your vehicle while the
engine is overheating, severe engine damage
may occur. If an overheat warning appears
on the instrument panel cluster and/or
DIC, stop the vehicle as soon as possible. See
Engine Overheating on page 452for more
information.
If the engine cooling system reaches unsafe
temperatures for operation, this message will
display and a chime will sound. Stop and turn off
the vehicle as soon as it is safe to do so to avoid
severe damage. This message will clear when the
engine has cooled to a safe operating temperature.
ENGINE POWER IS REDUCED
This message will display and a chime will sound
when the cooling system temperature gets too
hot and the engine further enters the engine
coolant protection mode. SeeEngine Overheating
on page 452for further information.This message will also display when the vehicle’s
engine power is reduced. Reduced engine
power can affect the vehicle’s ability to accelerate.
If this message is on, but there is no reduction
in performance, proceed to your destination.
The performance may be reduced the next time
the vehicle is driven. The vehicle may be driven at
a reduced speed while this message is on, but
acceleration and speed may be reduced. Anytime
this message stays on, the vehicle should be
taken to your GM dealer for service as soon as
possible.
FUEL LEVEL LOW
If the fuel level is low, this message will display
and a chime will sound. Refuel as soon as
possible. SeeFuel Gage on page 243and
Fuel on page 428for more information.
HOOD OPEN
If the hood is not fully closed, this message will
display and a chime will sound. Stop and turn off
the vehicle, check the hood for obstructions, and
close the hood again. Check to see if the message
still appears on the DIC.
257

LEFT REAR DOOR OPEN
If the driver’s side rear door is not fully closed and
the vehicle is in a drive gear, this message will
display and a chime will sound. Stop and turn off
the vehicle, check the door for obstructions,
and close the door again. Check to see if the
message still appears on the DIC.
OIL PRESSURE LOW STOP ENGINE
Notice:If you drive your vehicle while the
engine oil pressure is low, severe engine
damage may occur. If a low oil pressure
warning appears on the Driver Information
Center (DIC), stop the vehicle as soon as
possible. Do not drive the vehicle until the
cause of the low oil pressure is corrected.
SeeEngine Oil on page 438for more
information.
If low oil pressure levels occur, this message will
display. Stop the vehicle as soon as safely
possible and do not operate it until the cause of
the low oil pressure has been corrected. Check
your oil as soon as possible and have your vehicle
serviced by your GM dealer. SeeEngine Oil on
page 438.
PARK ASSIST OFF
If your vehicle has the Ultrasonic Rear Parking
Assist (URPA) system, after the vehicle has been
started, this message will display to remind the
driver that the URPA system has been turned off.
Press the set/reset button or the trip odometer
reset stem to acknowledge this message and clear
it from the DIC display. To turn the URPA
system back on, seeUltrasonic Rear Parking
Assist (URPA) on page 205.
PASSENGER DOOR OPEN
If the passenger’s door is not fully closed and the
vehicle is in a drive gear, this message will
display and a chime will sound. Stop and turn off
the vehicle, check the door for obstructions,
and close the door again. Check to see if the
message still appears on the DIC.
REAR ACCESS OPEN
If the liftgate or liftglass is open while the ignition
is in RUN, this message will display and a
chime will sound. Turn off the vehicle and check
the liftgate and liftglass. Restart the vehicle
and check for the message on the DIC display.
258

REMOTE KEY LEARNING ACTIVE
This message will display while you are matching
a remote keyless entry transmitter to your
vehicle. See “Matching Transmitter(s) to Your
Vehicle” underRemote Keyless Entry System
Operation on page 113andDIC Operation
and Displays (With DIC Buttons) on page 244or
DIC Operation and Displays (Without DIC Buttons)
on page 251for more information.
REPLACE BATTERY IN REMOTE KEY
If a remote keyless entry transmitter battery is low,
this message will display. The battery needs to
be replaced in the transmitter. See “Battery
Replacement” underRemote Keyless Entry
System Operation on page 113.
RIGHT REAR DOOR OPEN
If the passenger’s side rear door is not fully closed
and the vehicle is in a drive gear, this message
will display and a chime will sound. Stop and turn
off the vehicle, check the door for obstructions,
and close the door again. Check to see if the
message still appears on the DIC.
SERVICE 4 WHEEL DRIVE
If a problem occurs with the four-wheel-drive
system, this message will display. If this message
appears, stop as soon as possible and turn off
the vehicle. Restart the vehicle and check for the
message on the DIC display. If the message
is still displayed or appears again when you begin
driving, the four-wheel-drive system needs
service. See your GM dealer.
SERVICE AIR BAG
If there is a problem with the airbag system, this
message will display. Have your GM dealer inspect
the system for problems. SeeAirbag Readiness
Light on page 227andAirbag System on page 90
for more information.
259

SERVICE BATTERY CHARGING
SYSTEM
On some vehicles, if there is a problem with the
battery charging system, this message will display.
Under certain conditions, the battery warning
light may also turn on in the instrument panel
cluster. SeeCharging System Light on page 230.
Driving with this problem could drain the battery.
Turn off all unnecessary accessories. Have
the electrical system checked as soon as possible.
See your GM dealer.
SERVICE BRAKE SYSTEM
If there is a problem with the brake system, this
message will display along with the brake system
warning light. SeeBrake System Warning Light
on page 232. If this message appears, stop
as soon as possible and turn off the vehicle.
Restart the vehicle and check for the message on
the DIC display. If the message is still displayed
or appears again when you begin driving, the
brake system needs service as soon as possible.
See your GM dealer.
SERVICE BRAKES SOON
If there is a problem with the brake system, this
message will display. If this message appears,
stop as soon as possible and turn off the vehicle.
Restart the vehicle and check for the message
on the DIC display. If the message is still displayed
or appears again when you begin driving, the
brake system needs service. See your GM dealer.
SERVICE PARK ASSIST
If your vehicle has the Ultrasonic Rear Parking
Assist (URPA) system, this message will display
if there is a problem with the URPA system. Do not
use this system to help you park. SeeUltrasonic
Rear Parking Assist (URPA) on page 205for more
information. See your GM dealer for service.
260

SERVICE STABILITRAK
If your vehicle has StabiliTrak®and this message
displays, it means there may be a problem with the
StabiliTrak
®system. If you see this message, try to
reset the system. Stop; turn off the engine for at
least 15 seconds; then start the engine again. If this
message still comes on, it means there is a
problem. You should see your GM dealer for
service. The vehicle is safe to drive, however, you
do not have the benet of StabiliTrak
®, so reduce
your speed and drive accordingly.
SERVICE SUSPENSION SYSTEM
If your vehicle has the Autoride®suspension
system, this message will display when the
Autoride
®suspension system is not operating
properly. Have your vehicle serviced by your
GM dealer.
SERVICE THEFT DETERRENT SYSTEM
This message will display when there is a
problem with the theft-deterrent system. The
vehicle may or may not restart so you may want
to take the vehicle to your GM dealer before
turning off the engine. SeePASS-Key
®III+
Operation on page 134for more information.
SERVICE TIRE MONITOR SYSTEM
If your vehicle has the Tire Pressure Monitor
(TPM) system, this message will display if a part
on the system is not working properly. If you
drive your vehicle while any of the four sensors
are missing or inoperable, the warning will
come on in about 20 minutes. A sensor would be
missing, for example, if you put different wheels
on your vehicle without transferring the sensors.
If the warning comes on and stays on, there
may be a problem with the TPM. See your
GM dealer.
261

SERVICE TRACTION CONTROL
If your vehicle has StabiliTrak®, this message will
display when there is a problem with the traction
control system. When this message is displayed,
the system will not limit wheel spin. Adjust
your driving accordingly. See your GM dealer for
service. SeeStabiliTrak
®System on page 348
for more information.
STABILITRAK OFF
If your vehicle has StabiliTrak®, this message will
display when you turn off StabiliTrak®, or when
the stability control has been automatically
disabled. To limit wheel spin and realize the full
benets of the stability enhancement system, you
should normally leave StabiliTrak
®on. However,
you should turn StabiliTrak®off if your vehicle gets
stuck in sand, mud, ice, or snow and you want
to rock your vehicle to attempt to free it, or if you
are driving in extreme off-road conditions and
require more wheel spin. SeeIf Your Vehicle is
Stuck in Sand, Mud, Ice, or Snow on page 388.
To turn the StabiliTrak
®system on or off, see
StabiliTrak®System on page 348.There are several conditions that can cause this
message to appear.
One condition is overheating, which could
occur if StabiliTrak®activates continuously
for an extended period of time.
The message will also be displayed if the
brake system warning light is on. See
Brake System Warning Light on page 232.
The message could be displayed if the stability
system takes longer than usual to complete its
diagnostic checks due to driving conditions.
If an engine or vehicle related problem has
been detected and the vehicle needs
service, the message will appear. See your
GM dealer.
The message will also appear if the vehicle is
shifted into 4LO.
The message will turn off as soon as the conditions
that caused the message to be displayed are no
longer present.
262

TIGHTEN GAS CAP
If the vehicle’s fuel cap is not tightened properly,
this message may display along with the check
engine light on the instrument panel cluster.
SeeMalfunction Indicator Lamp on page 236.
Reinstall the fuel cap fully. SeeFilling the Tank on
page 432. The diagnostic system can determine
if the fuel cap has been left off or improperly
installed. A loose or missing fuel cap will allow fuel
to evaporate into the atmosphere. A few driving
trips with the cap properly installed should turn this
light and message off.
TIRE LEARNING ACTIVE
If your vehicle has a Tire Pressure Monitor (TPM)
system, this message will display when the system
is re-learning the tire positions on your vehicle. See
DIC Operation and Displays (With DIC Buttons) on
page 244orDIC Operation and Displays (Without
DIC Buttons) on page 251for more information.
The tire positions must be re-learned after rotating
the tires or after replacing a tire or sensor. SeeTire
Inspection and Rotation on page 497,Tire Pressure
Monitor System on page 492, andInation - Tire
Pressure on page 490for more information.
TRACTION CONTROL OFF
If your vehicle has StabiliTrak®, this message will
display when the traction control system is
turned off. Adjust your driving accordingly.
SeeStabiliTrak
®System on page 348for more
information.
TRANSMISSION HOT IDLE ENGINE
Notice:If you drive your vehicle while
the transmission uid is overheating and the
transmission temperature warning is displayed
on the instrument panel cluster and/or DIC,
you can damage the transmission. This could
lead to costly repairs that would not be
covered by your warranty. Do not drive your
vehicle with overheated transmission uid
or while the transmission temperature warning
is displayed.
If the transmission uid in the vehicle gets hot, this
message will display along with a continuous
chime. Driving with the transmission uid
temperature high can cause damage to the vehicle.
Stop the vehicle and let it idle to allow the
transmission to cool. This message will clear and
the chime will stop when the uid temperature
reaches a safe level.
263

TURN SIGNAL ON
If a turn signal is left on for 3/4 of a mile (1.2 km),
this message will display and a chime will
sound. Move the turn signal/multifunction lever to
the off position.
WASHER FLUID LOW ADD FLUID
If the washer uid level is low, this message will
display. Adding washer uid to the windshield
washer reservoir will clear the message.
SeeWindshield Washer Fluid on page 462.
This message will clear itself after 10 seconds,
until the next ignition cycle.
DIC Vehicle Customization
(With DIC Buttons)
Your vehicle may have customization capabilities
that allow you to program certain features to
one preferred setting. Customization features can
only be programmed to one setting on the
vehicle and cannot be programmed to a preferred
setting for two different drivers.
All of the customization options may not be
available on your vehicle. Only the options
available will be displayed on your DIC.
The default settings for the customization features
were set when your vehicle left the factory, but
may have been changed from their default
state since then.
The customization preferences are automatically
recalled.
To change customization preferences, use the
following procedure.
264