
Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Instruments and Controls 123
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. The vehicle can continue to be
driven.
If this message continues to appear,
have the system repaired by your
dealer as soon as possible to avoid
damage to the engine.
ENGINE OVERHEATING—
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 —
TURN VEHICLE OFF
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.
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 Oil Life System.
See Engine Oil Life System 0228,
Driver Information Center (DIC)
0 113, Engine Oil 0223, and
Maintenance Schedule 0298.
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
On some vehicles, this message
displays when the engine oil level
may be too low. Check the oil level
before filling to the recommended
level. If the oil is not low and this
message remains on, take the
vehicle to your dealer for service.
See Engine Oil 0223.
OIL PRESSURE LOW —STOP
ENGINE
This message displays if low oil
pressure levels occur. Stop the
vehicle as soon as safely possible,
turn off the engine, 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 the vehicle serviced by
your dealer.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Instruments and Controls 127
aggressive driving, and sharp
cornering. The system could be
overheated. Allow the system to
cool. If this message remains on,
see your dealer for service. The
vehicle is safe to drive, however,
continue to drive with caution.
When this message is displayed,
the vehicle’s handling capabilities
will be reduced during severe
maneuvers. Stability Control will be
affected. See Traction Control/
Electronic Stability Control 0192.
SERVICE STABILITRAK
This message displays if there is a
problem with the Stability Control
system and the vehicle needs
service. The Stability Control
system light on the instrument
cluster also turns on and a sound
will be heard. See your dealer.
When this message is displayed,
the system is not working. Adjust
your driving accordingly. See
Traction Control/Electronic Stability
Control 0192.
SERVICE TRACTION SYSTEM
If this message displays when you
are driving, there is a problem with
the Traction Control System (TCS)
and the vehicle needs service. See
your dealer. When this message is
displayed, the system will not limit
wheel spin. Adjust your driving
accordingly.
The TCS light on the instrument
cluster will also turn on and a sound
will be heard.
When this message is displayed,
the computer controlled systems will
not assist the driver in controlling
the vehicle. Have the system
repaired by your dealer as soon as
possible. Adjust your driving
accordingly. See Traction Control/
Electronic Stability Control 0192.
To acknowledge the message, press
the SEL button.
SHOCKS INOPERATIVE
This message displays when a
malfunction is present in the
Magnetic Ride Control system,
which is causing the shocks to be in
their full soft mode. This is a warning to the driver that the vehicle
handling may be affected. Have the
vehicle serviced by your dealer as
soon as possible.
To acknowledge the message, press
the SEL button. The message
reappears every 10 minutes until
this condition changes.
Airbag System Messages
SERVICE AIRBAG
This message displays if there is a
problem with the airbag system. See
your dealer for service.
Security Messages
THEFT ATTEMPTED
This message displays if the vehicle
detects a tamper condition.
Service Vehicle Messages
PROGRAM CLUSTER
This message is displayed if there is
a problem with the instrument
cluster. Take the vehicle to your
dealer for service.

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Instruments and Controls 129
If a tire pressure message appears
on the DIC, stop as soon as
possible. Inflate the tires by adding
air until the tire pressure is equal to
the values shown on the Tire and
Loading Information label. SeeTires
0 254, Vehicle Load Limits 0171,
and Tire Pressure 0262.
More than one tire pressure
message can appear at a time. The
DIC also shows the tire pressure
values. See Driver Information
Center (DIC) 0113.
Transmission Messages
1-4 SHIFT
This message displays on a manual
transmission vehicle when you can
only shift from 1 (First) to 4 (Fourth)
instead of 1 (First) to 2 (Second).
PERFORMANCE SHIFT
ACTIVE
This message appears when the
vehicle is in Sport or Track mode
and either Performance Algorithm
Shift/Performance Algorithm Liftfoot
transmission modes have been
entered.
SERVICE TRANSMISSION
This message displays if there is a
problem with the transmission. See
your dealer.
SHIFT DENIED
This message displays when
attempting to shift to a gear not
appropriate for the vehicle speed
and engine revolutions per
minute (rpm).
SHIFT TO PARK
This message displays when the
transmission needs to be shifted to
P (Park). This may appear when
attempting to remove the key from
the vehicle 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.
If this message is displayed during
normal vehicle operation on flat
roads, the vehicle may need
service. See your dealer for an
inspection.
Vehicle Reminder
Messages
ICE POSSIBLE DRIVE
WITH CARE
This message is displayed when ice
conditions are possible.
TURN WIPER CONTROL TO
INTERMITTENT FIRST
This message is displayed when
attempting to adjust the intermittent
wiper speed without intermittent
selected on the wiper control. See
Windshield Wiper/Washer
092.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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132 Instruments and Controls
Manage Favorites
This allows favorites to be edited.
See“Manage Favorites” in
“Settings” under“Radio” in the
infotainment manual.
Number of Favorites Shown
Press to set the number of favorites
to display.
Select the desired number or select
Auto and the infotainment system
will automatically adjust the number
of favorites shown.
Audible Touch Feedback
This allows Audible Touch
Feedback to be turned on or off.
Select Off or On.
Bose Audio Pilot
This feature adjusts the volume
based on the noise in the vehicle.
See “Bose AudioPilot Noise
Compensation Technology” under
“Infotainment System Settings” in
the infotainment manual.
Select Off or On. Maximum Start Up Volume
This feature sets the maximum
startup volume. If the vehicle is
started and the volume is greater
than this level, the volume is
adjusted to this level.
To set the maximum startup volume,
press + or
−to increase or
decrease.
Vehicle
Select and the following may
display:
. Climate and Air Quality
. Comfort and Convenience
. Lighting
. Power Door Locks
. Remote Lock, Unlock, Start
Climate and Air Quality
Select and the following may
display:
. Auto Fan Max Speed
. Auto Defog
. Auto Rear Defog Auto Fan Max Speed
This feature will set the maximum
auto fan speed.
Select Low, Medium, or High.
Auto Defog
When set to On, the front defog will
automatically react to temperature
and humidity conditions that may
cause fogging.
Select Off or On.
Auto Rear Defog
If equipped, this feature will
automatically turn on the rear defog.
Select Off or On.
Comfort and Convenience
Select and the following may
display:
.
Auto Memory Recall
. Easy Exit Options
. Chime Volume
. Reverse Tilt Mirror

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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152 Climate Controls
Climate Controls
Climate Control Systems
Dual Automatic ClimateControl System . . . . . . . . . . . . . 152
Air Vents
Air Vents . . . . . . . . . . . . . . . . . . . . . 156
Maintenance
Passenger Compartment AirFilter . . . . . . . . . . . . . . . . . . . . . . . . 156
Climate Control Systems
Dual Automatic Climate Control System
The heating, cooling, and ventilation for the vehicle can be controlled with
this system.
1. Driver Temperature Control
2. AUTO (Automatic Operation)
3. A/C (Air Conditioning)
4. Air Delivery Modes
5. Defrost
6. SYNC 7. Fan Control
8. Driver and Passenger
Redundant Heated and
Ventilated Front Seat Controls
9. Rear Window Defogger
10. Recirculation

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Climate Controls 153
Passenger Temperature Control
The passenger temperature control
is below the passenger side
air vent.
On/Off System Operation
Press AUTO to turn the system on.
Turn the fan control knob completely
counterclockwise to turn the fan off.
Automatic Operation
The system automatically controls
the fan speed, air delivery, air
conditioning, and recirculation in
order to heat or cool the vehicle to
the desired temperature. When the AUTO indicator light is
on, the system is in full automatic
operation. If the air delivery mode or
fan setting is manually adjusted or
the A/C is turned off, the AUTO
indicator turns off and displays will
show the selected settings.
To place the system in
automatic mode:
1. Press AUTO.
2. Set the temperature. Allow the system time to stabilize. Then
adjust the temperature as
needed for best comfort.
The system operates to reach the
set temperature as quickly as
possible. The AUTO control system
works best with the windows up and
the removable roof panel installed
or the convertible top up.
Manual Operation
Driver and Passenger
Temperature Control : The
temperature can be adjusted
separately for the driver and
passenger. Turn the knob clockwise or
counterclockwise to increase or
decrease the driver temperature
setting. Press
worxto increase
or decrease the passenger
temperature setting.
SYNC : Press to link all climate
zone settings to the driver settings.
The SYNC indicator light will turn
on. When the passenger
temperature setting is adjusted, the
SYNC indicator light turns off.
Fan Control : Turn the knob
clockwise or counterclockwise to
increase or decrease the fan speed.
Turn the knob completely
counterclockwise to turn the fan off.
Press AUTO to return to automatic
operation.
Air Delivery Modes : Press
Y,\,
[, or-to change the direction of
the airflow. An indicator light comes
on in the selected mode button.
Changing the mode cancels the
automatic operation and the system
goes into manual mode. Press
AUTO to return to automatic
operation.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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154 Climate Controls
Y(Vent) :Air is directed to the
instrument panel outlets.
[(Floor) : Air is directed to the
floor outlets.
\(Bi-Level) : Air is directed to the
instrument panel outlets and the
floor outlets.
-(Defog) : Air is directed to the
windshield and floor outlets to clear
the windows of fog or moisture. The
recirculation mode cannot be
selected while in the defog mode.
0(Defrost) : Press to clear the
windshield of fog or frost more
quickly. Air is directed to the
windshield and side window outlets.
The recirculation mode cannot be
selected while in defrost mode.
For best results, clear all snow and
ice from the windshield before
defrosting.
Do not drive the vehicle until all the
windows are clear. A/C (Air Conditioning) :
Press to
turn the air conditioning on or off.
If the fan is turned off, the air
conditioner will not run and the
indicator light may turn off.
Press AUTO to return to automatic
operation and the air conditioner
runs as needed. When the indicator
light is on, the air conditioner runs
automatically to cool the air inside
the vehicle or to dry the air as
needed to defog the windshield
faster.
Depending on the engine speed, the
air conditioning compressor may
shut off and turn on again and a
slight change in A/C cooling and
engine performance may be
noticed. This is normal. The system
is designed to make adjustments to
help with fuel economy while still
maintaining the selected
temperature.
If the A/C is turned off, automatic
operation is canceled.
/(Recirculation) : Press to
turn on recirculation. An indicator
light comes on. Air is recirculated to
quickly cool the inside of the vehicle or reduce the entry of outside air
and odors. Recirculation mode is
not available in defrost or
defog mode.
Rear Window Defogger
=(Rear Window Defogger) :
Press to turn the rear window
defogger on or off. An indicator light
on the button comes on to show that
the rear window defogger is on.
The defogger only works when the
ignition is in ON/RUN/START. The
defogger turns off if the ignition is in
the ACC/ACCESSORY or LOCK/
OFF position.
The rear window defogger can be
set to automatic operation. See
“Climate and Air Quality” under
Vehicle Personalization 0130.
When auto rear defog is selected,
the rear window defogger turns on
automatically when the interior
temperature is cold and the outside
temperature is about 4 °C (40 °F)
and below. The auto rear defogger
turns off automatically after about
10 minutes.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Climate Controls 155
If equipped with heated outside
rearview mirrors, they turn on with
the rear window defogger and help
to clear fog or frost from the surface
of the mirror. SeeHeated
Mirrors 042.
If equipped with a power convertible
top, the rear window defogger and
heated mirrors are automatically
disabled when the power convertible
top is moving or down.
Caution
Using a razor blade or sharp
object on the inside rear window
can damage the antenna or
defogger. Repairs would not be
covered by the vehicle warranty.
Do not stick anything to the rear
window.
z/{(Driver and Passenger
Heated and Ventilated Seats, If
Equipped) : Press to heat or
ventilate the seat. See Heated and
Ventilated Front Seats 059. Remote Start Climate Control
Operation (If Equipped) :
If remote
start is used to start the vehicle, the
climate control system will come on.
The system uses the driver ’s
previous settings to heat or cool the
inside of the vehicle. The rear
window defogger or heated outside
rearview mirrors, if equipped, may
come on based on cold ambient
conditions. The rear defog indicator
light may not come on during a
remote start. The heated or
ventilated seats may turn on if it is
cold or hot outside. See Remote
Vehicle Start 031 and Heated and
Ventilated Front Seats 059,
if equipped.
Sensors
The interior cabin air temperature
and solar sensor on top of the
instrument panel near the
windshield monitors the solar heat
and measures the initial interior
cabin temperature. The climate control system uses the
sensor information to adjust the
temperature, fan speed,
recirculation, and air delivery mode
for best comfort.
The humidity and windshield
temperature sensor is on the
windshield glass inside surface near
the rearview mirror. The automatic
climate control system uses this
sensor to receive information to
determine the need for defogging.
If any of these sensors are blocked
or covered, the automatic climate
control system may not work
properly.
There is also a sensor behind the
front bumper. This sensor reads the
outside air temperature and helps to
maintain the temperature inside the
vehicle. Any cover on the front of
the vehicle could give a false
reading in the temperature.