OnStar Turn by Turn
This display is used for the OnStar
Turn by Turn guidance. SeeOnStar
®
System on page 4-42for more
information.
Blank Display
This display shows no information.
Vehicle Information
Menu Items
Press the MENU button on the
turn signal lever until Vehicle
Information Menu is displayed.
Use the thumbwheel to scroll
through the following menu items:
•Unit
•Tire Pressure
•Remaining Oil Life
•Coolant Temp
•Battery Voltage
•Speed WarningUnit
Move the thumbwheel up or down to
switch between US or Metric when
the Unit display is active. Press SET
to confirm the setting. This will
change the displays on the cluster
and DIC to either English (US) or
metric measurements.
Tire Pressure
The display will show a vehicle with
the approximate pressures of all
four tires. Tire pressure is displayed
in either pounds per square
inch (psi) or in kilopascal (kPa).
SeeTire Pressure Monitor System
on page 9-56andTire Pressure
Monitor Operation on page 9-57
for more information.
Remaining Oil Life
This display shows an estimate
of the oil’s remaining useful life.
If Remaining Oil Life 99% is
displayed, that means 99% of
the current oil life remains.When the remaining oil life is low,
the CHANGE ENGINE OIL SOON
message will appear on the
display. SeeEngine Oil Messages
on page 4-32. The oil should
changed as soon as possible.
SeeEngine Oil on page 9-10.
In addition to the engine oil life
system monitoring the oil life,
additional maintenance is
recommended in the Maintenance
Schedule in this manual.
SeeScheduled Maintenance on
page 10-2for more information.
Remember, the Oil Life display
must be reset after each oil change.
It will not reset itself. Also, be
careful not to reset the Oil Life
display accidentally at any time
other than when the oil has
just been changed. It cannot be
reset accurately until the next
oil change. To reset the engine oil
life system press the SET button
while the Oil Life display is active.
SeeEngine Oil Life System on
page 9-13.
Instruments and Controls 4-29
Coolant Temperature
This display shows the temperature
of the engine cooling system fluid in
either degrees Fahrenheit (°F) or
degrees Celsius (°C).
Battery Voltage
This display, available on some
vehicles, shows the current battery
voltage. If the voltage is in the
normal range, the value will display.
For example, the display may
read Battery Voltage 15.0 Volts.
The vehicle’s charging system
regulates voltage based on the
state of the battery. The battery
voltage can fluctuate while viewing
this information on the DIC.
This is normal. SeeCharging
System Light on page 4-19
for more information.If there is a problem with the battery
charging system, the DIC will
display a message. SeeBattery
Voltage and Charging Messages
on page 4-30.
Speed Warning
Speed Warning allows the driver to
set a speed that they do not want
to exceed. To set the Speed
Warning press SET when Speed
Warning is displayed.
Compass
The vehicle may have a compass
display in the Driver Information
Center (DIC). SeeCompass
on page 4-8for more information.
Vehicle Messages
Battery Voltage and
Charging Messages
Battery Saver Active
This message displays when the
vehicle has detected that the battery
voltage is dropping beyond a
reasonable point. The battery saver
system starts reducing certain
features of the vehicle that you may
be able to notice. At the point that
features are disabled, this message
is displayed. It means that the
vehicle is trying to save the charge in
the battery. Turn off unnecessary
accessories to allow the battery to
recharge.
4-30 Instruments and Controls
Engine Cooling System
Messages
A/C Off Due to High
Engine Temp
This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
To avoid added strain on a hot
engine, the air conditioning
compressor automatically turns off.
When the coolant temperature
returns to normal, the air conditioning
compressor turns back on. You can
continue to drive your vehicle.
If this message continues to appear,
have the system repaired by your
dealer/retailer as soon as possible
to avoid damage to the engine.
Coolant Level Low Add
Coolant
This message will display if the
coolant is low, seeEngine Coolant
on page 9-19.
Engine Overheated — Idle
Engine
This message displays when the
engine coolant temperature is
too hot. Stop and allow the vehicle
to idle until it cools down.
Engine Overheated — Stop
Engine
This message displays and a
continuous chime sounds if the
engine cooling system reaches
unsafe temperatures for operation.
Stop and turn off the vehicle as
soon as it is safe to do so to avoid
severe damage. This message
clears when the engine has cooled
to a safe operating temperature.
High Coolant Temperature
This message displays if the coolant
temperature is hot, seeEngine
Overheating on page 9-24.
Engine Oil Messages
Change Engine Oil Soon
This message displays when the
engine oil needs to be changed.
When you change the engine oil,
be sure to reset the CHANGE
ENGINE OIL SOON message.
SeeEngine Oil Life System
on page 9-13andDriver Information
Center (DIC) on page 4-27for
information on how to reset
the message. SeeEngine Oil
on page 9-10andScheduled
Maintenance on page 10-2for
more information.
Engine Oil Hot, Idle Engine
This message displays when
the engine oil temperature is too
hot. Stop and allow the vehicle
to idle until it cools down.
Engine Oil Low – Add Oil
This message displays when
the engine oil level is too low.
Check the oil level. SeeEngine Oil
on page 9-10.
4-32 Instruments and Controls
Oil Pressure Low – Stop
Engine
This message displays if low oil
pressure levels occur. 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 the oil as soon as
possible and have your vehicle
serviced by your dealer/retailer.
Engine Power Messages
Engine Power Is Reduced
This message displays 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 whilethis message is on, but maximum
acceleration and speed may be
reduced. Anytime this message
stays on, the vehicle should be taken
to your dealer/retailer for service as
soon as possible.
Fuel System Messages
Fuel Level Low
This message displays when the
vehicle is low on fuel. Refuel
as soon as possible
Tighten Gas Cap
This message displays when the
fuel cap is not on tight. Tighten the
fuel cap.
Change Fuel Filter
This message displays when the
fuel needs to be replaced. Take the
vehicle to your dealer/retailer for
service.
Key and Lock Messages
Number Of Keys Programmed
This message displays when
programming new keys to the
vehicle.
Replace Battery In Remote Key
This message displays when the
battery in the Remote Keyless
Entry (RKE) transmitter needs to be
replaced.
Lamp Messages
Automatic Light Control On
This message is displayed when the
automatic light control has been
turned on. SeeAutomatic Headlamp
System on page 5-3.
Instruments and Controls 4-33
Automatic Light Control Off
This message is displayed when the
automatic light control has been
turned off. SeeAutomatic Headlamp
System on page 5-3.
Left Front Turn Indicator
Failure
This message is displayed if the
turn signal bulb needs to be
replaced. SeeHeadlamps, Front
Turn Signal and Parking Lamps
(Base Vehicle) on page 9-37
orHeadlamps, Front Turn Signal
and Parking Lamps (Up-Level
Vehicle) on page 9-38and
Replacement Bulbs on page 9-41
for more information.
Left Rear Turn Indicator
Failure
This message is displayed if the
turn signal bulb needs to be
replaced. SeeTaillamps, Turn
Signal, and Stoplamps on page 9-40
andReplacement Bulbs on
page 9-41for more information.
Right Front Turn Indicator
Failure
This message is displayed if the
turn signal bulb needs to be
replaced. SeeHeadlamps, Front
Turn Signal and Parking Lamps
(Base Vehicle) on page 9-37
orHeadlamps, Front Turn Signal
and Parking Lamps (Up-Level
Vehicle) on page 9-38and
Replacement Bulbs on page 9-41
for more information.
Right Rear Turn Indicator
Failure
This message is displayed if the
turn signal bulb needs to be
replaced. SeeTaillamps, Turn
Signal, and Stoplamps on page 9-40
andReplacement Bulbs on
page 9-41for more information.
Turn Signal On
This message is displayed if the
turn signal has been left on.
Turn off the turn signal.
Object Detection System
Messages
Park Assist Off
This message is displayed when the
park assist has been turned off.
SeeUltrasonic Parking Assist
on page 8-41.
Service Park Assist
This message is displayed if there
is a problem with the park assist.
Take the vehicle to your dealer/
retailer for service.
Ride Control System
Messages
StabiliTrak Competitive Mode
(V8 Engine Only)
This message displays when
competitive mode is selected.
SeeCompetitive Driving Mode on
page 8-37for more information.
4-34 Instruments and Controls
Service Traction Control
This message displays when there
is a problem with the Traction
Control System (TCS). When this
message is displayed, the system
will not limit wheel spin. Adjust your
driving accordingly. See your
dealer/retailer for service.
Service StabiliTrak
This message displays if there is
a problem with the StabiliTrak®
system. If this message appears,
try to reset the system. Stop; turn off
the engine and remove the key
from the ignition; open and close the
driver door and wait for at least
one minute. During this time you
should notice the lights on the
cluster turn off. After a minute has
passed start the engine again.
If this message still comes on,
it means there is a problem.
See your dealer/retailer for service.
The vehicle is safe to drive,
however, you do not have the
benefit of StabiliTrak, so reduce
your speed and drive accordingly.
Airbag System Messages
Service Airbag
This message is displayed if there is
a problem with the airbag system.
Take the vehicle to your dealer/
retailer for service.
Safety Belt Messages
Buckle Seatbelt
This message displays as a
reminder when the safety belt is
not buckled.
Anti-Theft Alarm System
Messages
Theft Attempted
This message displays if the vehicle
detects a tamper condition.
Service Vehicle
Messages
Service AC System
This message is displayed if there is
a problem with the air conditioning
system. Take the vehicle to your
dealer/retailer for service.
Service Power Steering
This message is displayed if there is
a problem with the power steering
system. Take the vehicle to
your dealer/retailer for service.
Service Vehicle Soon
This message is displayed if
there is a problem with the vehicle.
Take the vehicle to your dealer/
retailer for service.
Instruments and Controls 4-35
Tire Messages
Check XXX Tire Pressure
This message displays if the vehicle
detects low pressure in one or
more tires. The tire with the
low pressure will be shown in the
message. Check the tire pressures.
Service Tire Monitor System
This message displays if there
is a problem with the Tire Pressure
Monitor System (TPMS). SeeTire
Pressure Monitor Operation on
page 9-57for more information.
Tire Learning Active
This message displays when the
system is learning new tires. See
Tire Pressure Monitor Operation on
page 9-57for more information.
Tire Pressure System Reset
This message displays when
resetting the TPMS. SeeTire
Pressure Monitor Operation on
page 9-57for more information.
Transmission Messages
1 – 4 Shift
This message displays when you
can only shift from 1 (First) to
4 (Fourth) instead of 1 (First)
to 2 (Second). SeeManual
Transmission on page 8-30for
more information.
Press Clutch To Start
This message displays when
attempting to start a vehicle with
a manual transmission without
pressing on the clutch pedal.
Service Transmission
This message displays if there is
a problem with the transmission.
See your dealer/retailer.
Shift Denied
This message displays when
attempting to use the automatic
transmission manual mode to
shift to too low of a gear.
SeeManual Mode on page 8-29
for more information.
Shift To Park
This message displays when the
transmission needs to be shifted
to park. This may appear when
attempting to remove the key from
the ignition if the vehicle is not
in P (Park).
Transmission Hot – Idle
Engine
This message displays and a chime
sounds if the transmission fluid in the
vehicle gets hot. Driving with the
transmission fluid temperature high
can cause damage to the vehicle.
Stop the vehicle and let it idle to
allow the transmission to cool.
This message clears when the fluid
temperature reaches a safe level.
4-36 Instruments and Controls
Flash-to-Pass
The flash-to-pass feature works with
the low-beams or daytime running
lamps (DRL) on or off.
To flash the high beams, pull the turn
signal/lane change lever all the way
towards you. Then release it.
Daytime Running
Lamps (DRL)
Daytime Running Lamps (DRL) can
make it easier for others to see
the front of your vehicle during
the day. Fully functional daytime
running lamps are required on
all vehicles first sold in Canada.
A light sensor on top of the
instrument panel makes the DRL
work, so be sure it is not covered.
The DRL system will make the
low-beam headlamps come on at a
reduced brightness or for vehicles
with High Intensity Discharge(HID) headlamps, the dedicated
DRL lights will come on when
the following conditions are met:
•The ignition is in the ON/RUN
position.
•The exterior lamps control is
in AUTO, or has been briefly
turned to OFF to turn the
automatic light control on again.
•The engine is running.
When the DRL are on, the
headlamps, taillamps, sidemarker,
instrument panel and other
lamps will not be on.
The headlamps automatically
change from DRL to the regular
headlamps depending on the
darkness of the surroundings.
The other lamps that come on with
the headlamps will also come on.
When it is bright enough outside,
the headlamps will go off and
the DRL will come on.To turn the DRL lamps off or on
again, turn the exterior lamps control
to the off position and then release.
For vehicles first sold in Canada, the
DRL lamps cannot be turned off.
The regular headlamp system should
be turned on when needed.
Automatic Headlamp
System
When it is dark enough outside and
the headlamp switch is in AUTO, the
automatic headlamp system will turn
on the headlamps at the normal
brightness along with other lamps
such as the taillamps, sidemarker,
parking lamps, license plate lamps,
and the instrument panel lights.
The radio lights will also be dim.
To turn off the automatic headlamp
system, turn the exterior lamps
switch to the off position and then
release. For vehicles first sold in
Canada, the transmission must be in
the P (Park) position, before the
automatic headlamp system can be
turned off.
Lighting 5-3