light CHEVROLET CORVETTE 2008 6.G Repair Manual

{CAUTION:
Do not keep driving if the oil pressure is low.
If you do, your engine can become so hot that
it catches re. You or others could be burned.
Check your oil as soon as possible and have
your vehicle serviced.
Notice:Lack of proper engine oil maintenance may
damage the engine. The repairs would not be
covered by the vehicle warranty. Always follow the
maintenance schedule in this manual for changing
engine oil.
Security Light
For information regarding
this light and the vehicle’s
security system, see
Theft-Deterrent System
on page 2-18.
Fog Lamp Light
The fog lamp light will
come on when the fog
lamps are in use.
The light will go out when the fog lamps are turned off.
SeeFog Lamps on page 3-17for more information.
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Lights On Reminder
This light comes on
whenever the parking
lamps are on.
SeeHeadlamps on Reminder on page 3-16for more
information.
Highbeam On Light
This light comes on when
the high-beam headlamps
are in use.
SeeHeadlamp High/Low-Beam Changer on page 3-9
for more information.
Fuel Gage
Your fuel gage tells you
about how much fuel you
have left when the
engine is on.
When the needle approaches the low fuel symbol,
a chime will sound and LOW FUEL will appear on the
Driver Information Center (DIC) display. At this time,
you still have a little fuel left, but you should get
more soon.
Press the RESET button to acknowledge a DIC
message(s). Pressing the RESET button will also turn
off a DIC message but the LOW FUEL message
will come on again in 10 minutes if you have not added
fuel to the vehicle.
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Here are ve things that some owners ask about.
All these things are normal and do not indicate that
anything is wrong with the fuel gage.
At the gas station, the gas pump shuts off before
the gage reads the full symbol.
It takes more (or less) fuel to ll up than the gage
reads. For example, the gage reads half full,
but it took more (or less) than half of the tank’s
capacity to t it.
The gage pointer may move while cornering,
braking or speeding up.
The gage may not indicate the tank is empty when
the ignition is turned off.
The gage reading may change slightly within the
rst several minutes after starting the vehicle.
SeeDIC Operation and Displays on page 3-52for more
information.
Driver Information Center (DIC)
The Driver Information Center (DIC) gives you the
status of many of your vehicle’s systems. It is also
used to display driver personalization features and
warning/status messages. The DIC display is located on
the instrument panel cluster below the speedometer
and tachometer, directly above the steering column.
The DIC buttons are located on the instrument panel,
to the right of the instrument panel cluster.
The DIC comes on when the ignition is turned on. After
displaying CORVETTE BY CHEVROLET, the DIC
will display the current driver and the information that
was last displayed before the engine was turned off.
If a problem is detected, a warning message will appear
on the DIC display. Be sure to take any message that
appears on the display seriously and remember that
clearing the message will only make the message
disappear, not correct the problem.
If your vehicle has the Head-Up Display (HUD) and you
use the Manual Paddle Shift feature, the gear will
display in the HUD, except if your vehicle has the
Navigation system and the HUD is displaying
turn-by-turn guidance information. If the HUD is
displaying turn-by-turn guidance information, the gear
instead displays in the DIC. See “Manual Paddle
Shift” underAutomatic Transmission Operation on
page 2-26and “Head-Up Display (HUD)” in the index of
the Navigation system manual for more information.
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ABS (Antilock Brake System) ACTIVE
This message displays when the Antilock Brake System
(ABS) is adjusting brake pressure to help avoid a
braking skid.
Slippery road conditions may exist if this message is
displayed, so adjust your driving accordingly. The
message stays on for a few seconds after the system
stops adjusting brake pressure. SeeAntilock Brake
System (ABS) on page 4-5for more information.
ACTIVE HANDLING
This message displays when the Active Handling
System is operating. The Active Handling System is a
computer controlled system that assists the driver
in controlling the vehicle in difficult driving conditions.
You may feel or hear the system working and see
the ACTIVE HANDLING message displayed in the DIC.
This message stays on for a few seconds following
the active handling event. This is normal when the
system is operating. SeeActive Handling System on
page 4-7andBraking on page 4-4.
ACTIVE HANDLING CALIBRATING
This message displays and the active handling system
light on the instrument panel cluster turns on while the
system is calibrating after exceeding 19 mph (30 km/h)
for 10 seconds. SeeActive Handling System Light on
page 3-43. The Active Handling System is not functional
yet. The Active Handling System performance is affected
until the next message ACTIVE HANDLING READY is
displayed. The Active Handling System is off until the
ACTIVE HANDLING READY message is displayed.
SeeActive Handling System on page 4-7for more
information.
ACTIVE HANDLING READY
This message displays when the functional check of
the Active Handling System has been completed.
SeeActive Handling System on page 4-7for more
information.
ACTIVE HANDLING WARMING UP
This message may display when you rst start your
vehicle during cold winter weather, and begin to
drive away, up to 6 mph (10 km/h). This is normal.
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If the driver remains unbuckled when the ignition is on
and the vehicle is in motion, the reminder will be
repeated. If the driver’s safety belt is already buckled,
this message and chime will not come on.
This message is an additional reminder to the safety
belt reminder light in the instrument panel cluster.
SeeSafety Belt Reminders on page 3-36for more
information.
CHANGE ENGINE OIL
This message displays when the life of the engine oil
has expired. SeeScheduled Maintenance on page 6-4.
After an oil change, the engine oil life system must
be reset. See “Engine Oil Life” underDIC Operation
and Displays on page 3-52. Also, seeEngine Oil on
page 5-17andEngine Oil Life System on page 5-23for
more information.
CHECK BRAKE FLUID
This message displays, a chime sounds, and the brake
system warning light on the instrument panel cluster
turns on if the ignition is on to inform the driver that the
brake uid level is low. SeeBrake System Warning
Light on page 3-41. Have the brake system serviced by
your dealer/retailer as soon as possible. SeeBrakes
on page 5-42.
CHECK COOLANT LEVEL
This message displays when the engine coolant level
is low. Have the cooling system serviced by your
dealer/retailer as soon as possible. SeeEngine Coolant
on page 5-28.
CHECK GAS CAP
This message displays if the fuel cap has not been fully
tightened. Check the fuel cap to make sure that it is
on properly. Once tightened, it takes at least one
overnight park to reset or clear this message. If both the
CHECK GAS CAP message and the malfunction
indicator lamp in the instrument panel cluster are on,
you may need to see your dealer/retailer for service.
SeeMalfunction Indicator Lamp on page 3-45for more
information.
CHECK OIL LEVEL
On some vehicles, this message displays and two
chimes sound if the oil level in the vehicle is low.
Once the vehicle senses a change in the engine oil
level, the light remains off.
If this message appears after starting the engine,
the engine oil level may be too low. You may need to
add oil. SeeEngine Overheating on page 5-31.
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To acknowledge the message, press the RESET button.
The message reappears every 10 minutes until this
condition changes.
CLOSE TRUNK TO MOVE TOP
This message displays and a chime sounds if the trunk
is open while you are trying to operate the convertible
top. Make sure the trunk is closed before operating the
convertible top. SeeConvertible Top (Manual) on
page 2-62orConvertible Top (Power) on page 2-68.
COMPETITIVE DRIVING MODE
This message displays and a short chime sounds
when the Competitive Driving mode is selected.
The instrument panel cluster light will not be on
when the Competitive Driving mode is selected.
The Traction Control System (TCS) will not be operating
while in the Competitive Driving mode. Adjust your
driving accordingly. SeeRacing or Other Competitive
Driving on page 4-15for more information.
COOLANT OVER TEMPERATURE
This message displays and a chime sounds if the engine
coolant exceeds 255°F (124°C). If you have been
operating your vehicle under normal driving conditions,
pull off the road, stop your vehicle, and turn off the
engine as soon as possible.
You can monitor the coolant temperature with the gages
button on the DIC or the engine coolant temperature
gage on the instrument panel cluster. SeeEngine
Overheating on page 5-31,DIC Operation and Displays
on page 3-52, andEngine Coolant Temperature Gage
on page 3-44.
To acknowledge the message, press the RESET button.
The message reappears and a chime sounds every
minute until this condition changes. If you do not press
the RESET button, the message remains on until the
condition changes.
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CRUISE DISENGAGED
This message displays briey when you disengage the
cruise control system by stepping on the brake on
an automatic transmission vehicle or the clutch on a
manual transmission vehicle, or by turning off the cruise
control switch. SeeCruise Control on page 3-11for
more information.
ENGINE DRAG CONTROL ACTIVE
This message displays when engine drag control is
active. When driving in a lower gear in rainy, snowy, or
icy conditions and then letting up on the accelerator
or downshifting, the rear wheels may begin to slip and
this message displays. This message stays on for a
few seconds following the engine drag control event.
ENGINE OVERHEATED – STOP ENGINE
This message displays and a continuous chime sounds
when the engine has overheated. Stop and turn the
engine off immediately to avoid severe engine damage.
SeeEngine Overheating on page 5-31.
ENGINE PROTECTION REDUCE
ENGINE RPM
This message displays if the engine oil temperature
exceeds 320°F (160°C). Check the engine coolant
temperature and engine oil level. If the engine is
too hot, seeEngine Overheating on page 5-31.
Your vehicle may need service, so see your
dealer/retailer.
You can monitor the oil temperature with the gages
button on the DIC. SeeDIC Operation and Displays
on page 3-52.
Multiple chimes sound when this message is displayed.
This message remains displayed and active until the
issue is resolved.
HEADLAMPS SUGGESTED
This message displays if it is dark enough outside and
the headlamps and the Twilight Sentinel®controls
are off. This message informs the driver that turning on
the exterior lamps is recommended. It has become
dark enough outside to require the headlamps and/or
other exterior lamps.
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LOW TIRE PRESSURE
{CAUTION:
When the LOW TIRE PRESSURE or TIRE FLAT
message is displayed on the Driver Information
Center, your vehicle’s handling capabilities
will be reduced during severe maneuvers.
The active handling system will be affected.
SeeActive Handling System on page 4-7.
If you drive too fast, you could lose control of
your vehicle. You or others could be injured.
Do not drive over 55 mph (90 km/h) when the
LOW TIRE PRESSURE or TIRE FLAT message
is displayed. Drive cautiously and check your
tire pressures as soon as you can.
This message displays when one or more of the tires
is under-inated. This message also displays LEFT
FRONT, RIGHT FRONT, LEFT REAR, or RIGHT REAR
to indicate which tire is affected. Multiple chimes
sound and the tire pressure light on the instrument
panel cluster turns on when this message is displayed.SeeTire Pressure Light on page 3-44. You can receive
more than one tire pressure message at a time.
To read other messages that may have been sent at
the same time, press the RESET button. If a tire
pressure message appears on the DIC, stop as soon as
you can. Have the tire pressures checked and set to
those shown on the Tire Loading Information label.
SeeRun-Flat Tires on page 5-64,Loading the Vehicle
on page 4-24,Inflation - Tire Pressure on page 5-66,
andTire Pressure Monitor System on page 5-68.
The DIC also shows the tire pressure values.
SeeDIC Operation and Displays on page 3-52.
To acknowledge the message, press the RESET button.
A message reappears every 10 minutes until the
condition is corrected.
MAXIMUM SPEED 80 MPH (129 km/h)
This message displays when a malfunction is present in
the Selective Ride Control system. The vehicle speed
will be limited to a value determined by the vehicle when
the shock absorber system has failed and the shocks
are in their full soft mode. Have your vehicle serviced by
your dealer/retailer as soon as possible.
To acknowledge the message, press the RESET button.
The message reappears every 10 minutes until this
condition changes.
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NO FOB - OFF OR RUN?
This message displays when the keyless access
transmitter is not detected inside the vehicle while you
are trying to turn the ignition off. Your vehicle may
be near a strong radio antenna signal causing
the keyless access system to be jammed. The vehicle
will remain in ACCESSORY until the vehicle is turned off
or is restarted, or ve minutes has expired. If you turn
the ignition off and you cannot nd the keyless access
transmitter, you will not be able to restart the vehicle.
The keyless access transmitter needs to be inside of the
vehicle in order for the vehicle to start. SeeStarting
the Engine on page 2-23for more information.
OPTIONS UNAVAILABLE
This message displays for a few seconds if a keyless
access transmitter that is not labelled 1 or 2 is used and
you try to personalize the features on your vehicle by
pressing the OPTION button. The personalization
system will not recognize the transmitter and the
DIC will not display the current driver number or the
menus used to set personalizations. The personalization
features will then be set to the default states. SeeDIC
Vehicle Personalization on page 3-75for more
information.
PRESS BRAKE TO START ENGINE
(Automatic Transmission Only)
This message displays if you try to start the engine by
pressing the keyless ignition start button without
having the brake pressed. The brake needs to be
pressed when starting the engine. SeeIgnition Positions
on page 2-22for more information.
REDUCED ENGINE POWER
If this message displays and the check engine light
comes on, a noticeable reduction in the vehicle’s
performance may occur. If the REDUCED ENGINE
POWER message is displayed, 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 the
REDUCED ENGINE POWER message is displayed,
but acceleration and speed may be reduced. Anytime
the check engine light stays on, the vehicle should
be taken to your dealer/retailer as soon as possible for
diagnosis and repair. SeeMalfunction Indicator
Lamp on page 3-45for more information.
Multiple chimes sound when this message is displayed.
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To acknowledge the message, press the RESET button.
The message reappears every ve minutes until this
condition changes.
If the REDUCED ENGINE POWER message is
displayed in combination with the COOLANT OVER
TEMPERATURE message, seeEngine Overheating
on page 5-31.
SERVICE ACTIVE HANDLING SYSTEM
This message displays if there is a problem with the
Active Handling System and your vehicle needs service.
The active handling system light on the instrument
panel cluster also turns on and a chime sounds.
See your dealer/retailer. When this message is
displayed, the system is not working. Adjust your driving
accordingly. SeeActive Handling System on page 4-7
for more information.
SERVICE AIR CONDITIONING
This message displays when the electronic sensors that
control the air conditioning and heating systems are
no longer working. Have the climate control system
serviced by your dealer/retailer if you notice a drop in
heating and air conditioning efficiency.
SERVICE ANTILOCK BRAKES
If this message displays while you are driving, stop as
soon as possible and turn the ignition off. Then start the
engine again to reset the system. If the message stays
on, or comes back on again while you are driving, your
vehicle is in need of service. See your dealer/retailer.
If the antilock brake system (ABS) warning light is on and
the regular brake system warning light is not on, you still
have brakes, but do not have ABS. If the regular brake
system warning light is also on, you do not have ABS and
there is a problem with the brakes. SeeAntilock Brake
System (ABS) Warning Light on page 3-42andBrake
System Warning Light on page 3-41.
If this message is displayed, the Traction Control
System (TCS) and the Active Handling System will also
be disabled. The DIC will scroll three messages:
SERVICE ANTILOCK BRAKES, SERVICE TRACTION
SYSTEM, and SERVICE ACTIVE HANDLING, and
the instrument panel cluster lights will come on along
with a chime. When the service message is displayed,
the computer controlled systems will not assist the
driver. Have the system repaired by your dealer/retailer
as soon as possible. Adjust your driving accordingly.
To acknowledge these messages, press the RESET
button.
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