climate control CHEVROLET CORVETTE C8 2021 Owners Manual

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14622938) - 2021 - CRC - 9/22/20
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Keys, Doors, and Windows . . . . . . . . . . . . . . . 6
Seats and Restraints . . . . . . . . . . . . . . . . . . . . . 39
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Instruments and Controls . . . . . . . . . . . . . . . . 73
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Infotainment System . . . . . . . . . . . . . . . . . . . 110
Climate Controls . . . . . . . . . . . . . . . . . . . . . . . . 170
Driving and Operating . . . . . . . . . . . . . . . . . . 175
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Service and Maintenance . . . . . . . . . . . . . . . 292
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . 304
Customer Information . . . . . . . . . . . . . . . . . . 308
Reporting Safety Defects . . . . . . . . . . . . . . . 316
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
Connected Services . . . . . . . . . . . . . . . . . . . . . 325
Index . . . . . . . . . . . . . . . . . . . . . . . . . . 328
Introduction
The names, logos, emblems, slogans, vehicle
model names, and vehicle body designs
appearing in this manual including, but not
limited to, GM, the GM logo, CHEVROLET,
the CHEVROLET Emblem, Corvette, and the
Corvette Emblem are trademarks and/or
service marks of General Motors LLC, its
subsidiaries, affiliates, or licensors.
For vehicles first sold in Canada, substitute
the name“General Motors of Canada
Company” for Chevrolet Motor Division
wherever it appears in this manual.
This manual describes features that may or
may not be on the vehicle because of
optional equipment that was not purchased
on the vehicle, model variants, country
specifications, features/applications that may not be available in your region, or changes
subsequent to the printing of this owner’s
manual.
Refer to the purchase documentation
relating to your specific vehicle to confirm
the features.
Keep this manual in the vehicle for quick
reference.Canadian Vehicle Owners
A French language manual can be obtained
from your dealer, at www.helminc.com,
or from:
Propriétaires Canadiens
On peut obtenir un exemplaire de ce guide
en français auprès du concessionnaire ou à
l'adresse suivante:
Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170
USA
Litho in U.S.A.
Part No. 84363619 A First Printing©2020 General Motors LLC. All Rights Reserved.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14622938) - 2021 - CRC - 9/22/20
Introduction 5
1.Air Vents 0173.
2. Turn Signal Lever. See Turn and
Lane-Change Signals 0107.
Exterior Lamp Controls 0105.
3. Manual Shift Paddles. See Manual Mode
0 200.
4. Instrument Cluster 079.
5. Windshield Wiper/Washer 074.
6. Near Field Communication Antenna (NFC). See Bluetooth (Overview) 0147 or
Bluetooth (Pairing and Using a Phone)
0 147.
7. Volume Control Knob and Infotainment Home Button. See Overview0111.
8. Infotainment. See Using the System
0 114.
9. Alarm System Indicator Light. See Vehicle
Alarm System 022.
Light Sensor. See Automatic Headlamp
System 0106.
10. Dual Automatic Climate Control System
0170.
Driver and Passenger Heated and
Ventilated Seat Controls (If Equipped).
See Heated and Ventilated Front Seats
0 44. 11.
Traction Control/Electronic Stability
Control 0205.
Curb View Camera (If Equipped). See
Assistance Systems for Parking or Backing
0 221.
Front Lift System Control (If Equipped).
See Front Lift System 0213.
12. Driver Mode Control 0207.
13. Shift Switches. See Dual Clutch
Transmission 0197.
14. Keyless Ignition. See Ignition Positions
0 192.
15. Driver Information Center (DIC) Controls. SeeDriver Information Center (DIC) 092.
16. Heated Steering Wheel 074 (If
Equipped).
17. Bluetooth Controls. See Steering Wheel
Controls 0113.
Voice Recognition Controls. See Steering
Wheel Controls 0113.
18. Volume Control Buttons. See Steering
Wheel Controls 0113.
19. Horn 074.
20. Favorites Select Buttons. Steering Wheel
Controls 0113. 21. Z-Mode Control. See
Driver Mode Control
0 207.
22. Cruise Control 0218.
23. Electric Parking Brake 0204.
24. Data Link Connector (DLC) (Out of View). SeeMalfunction Indicator Lamp (Check
Engine Light) 086.
25. Instrument Panel Illumination Control
0108.
26. Head-Up Display Controls (If Equipped). SeeHead-Up Display (HUD) 093.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Keys, Doors, and Windows 13
S:This button on the remote key is for
remote start.
The climate control system will use the
previous settings during a remote start. The
rear window defogger may come on during
remote start based on cold ambient
conditions. The rear window defogger
indicator light does not come on during
remote start.
If equipped, the heated and ventilated front
seats may also come on when the vehicle
personalization setting is enabled. See
Heated and Ventilated Front Seats 044.
If equipped with a remote start heated
steering wheel, it may come on during a
remote start. See Heated Steering Wheel
0 74.
Laws in some local communities may restrict
the use of remote starters. For example,
some laws may require a person using
remote start to have the vehicle in view.
Check local regulations for any
requirements.
If your vehicle is low on fuel, do not use the
remote start feature. The vehicle may run
out of fuel.
The remote key range may be shorter while
the vehicle is running. Other conditions can affect the performance
of the remote key. See
Remote Keyless Entry
(RKE) System 07.
You have a total of 30 minutes of engine
running time. The maximum run time of a
single start is 15 minutes, and it will shut off
automatically. You could do three 10 minute
starts if you manually shut off after
10 minutes. The last 10 minute start would
shut off automatically as your total
30 minutes will have been used.
Starting the Engine Using Remote Start
1. Press
Stwice on the remote key. The
turn signal lamps will flash. The lamps
flash to confirm the request to remote
start the vehicle has been received.
During the remote start, the doors will
be locked and the parking lamps will
remain on as long as the engine is
running.
2. The engine will shut off after 15 minutes or after the remainder of the 30 minute
total running time is used, unless you
stop the remote start before engine
running has completed or the ignition is
turned on.
3. Press the brake pedal and turn the ignition on to drive the vehicle. Total Engine Run Time
Remote start can be used for up to
30 minutes of total engine run time.
After two remote starts of 15 minutes,
or multiple shorter time starts totaling
30 minutes have been used, the vehicle's
ignition must be turned on and then off
before the remote start can be used again.
Canceling a Remote Start
To cancel a remote start, do any of the
following:.PressS. The parking lamps will turn off.
.Turn on the hazard warning flashers.
.Turn the vehicle on and then back off.
Conditions in Which Remote Start Will
Not Work
The remote start will not operate if any of
the following occur:
.The ignition is in any mode other
than off.
.A remote key is in the vehicle.
.The hatch/trunk is not closed.
.The convertible top is not fully open or
closed.
.The tonneau cover is not closed.
.The hazard warning flashers are on.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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26 Keys, Doors, and Windows
Remote Mirror Folding
If equipped with power folding mirrors and
the mirrors have not been folded with the
power folding mirror switch and the vehicle
is in P (Park), they may be automatically
folded/unfolded as follows:1. If doors are locked by pressing
Hon the
remote key, the mirrors may fold.
If doors are unlocked by pressing
Ion
the remote key, the mirrors may unfold.
See Remote Keyless Entry (RKE) System
Operation 07.
2. If doors are locked by pressing the door handle button, the mirrors will fold.
If doors are unlocked by pressing the
driver door handle button, the mirrors
may unfold. See “Keyless Unlocking/
Locking from the Driver Door” inRemote
Keyless Entry (RKE) System Operation
0 7.
3. If passive locking is enabled and doors are locked by that feature, the mirrors
may fold. See “Passive Locking” in
Remote Keyless Entry (RKE) System
Operation 07.
If equipped with power folding mirrors,
remote mirror folding is on, and the mirrors
have been folded with the power folding mirror switch, they may not be
automatically unfolded. See
“Remote Mirror
Folding” underVehicle Personalization 097
to turn on.
Heated Mirrors
1: Press to heat the mirrors.
See “Rear Window Defogger” underDual
Automatic Climate Control System 0170.
Automatic Dimming Mirror
If equipped, the driver side mirror
automatically adjusts for the glare of
headlamps from behind.
Reverse Tilt Mirrors
If equipped with reverse tilt mirrors and
memory seats, the passenger and/or driver
mirror tilts to a preselected position when
the vehicle is in R (Reverse). This allows the
curb to be seen when parallel parking.
The mirror(s) may move from their tilted
position when:
.The vehicle is shifted out of R (Reverse),
or remains in R (Reverse) for about
30 seconds.
.The vehicle is turned off.
.The vehicle is driven in R (Reverse) above
a set speed.
To turn this feature on or off, see Vehicle
Personalization 097.
Interior Mirrors
Interior Rearview Mirrors
Adjust the rearview mirror for a clear view
of the area behind your vehicle.
Do not spray glass cleaner directly on the
mirror. Use a soft towel dampened with
water.
Manual Rearview Mirror
If equipped, push the tab forward for
daytime use and pull it rearward for
nighttime use to avoid glare of the
headlamps from behind.
Automatic Dimming Rearview
Mirror
If equipped, automatic dimming reduces the
glare of headlamps from behind. The
dimming feature comes on when the vehicle
is started.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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44 Seats and Restraints
Heated and Ventilated Front
Seats
{Warning
If temperature change or pain to the skin
cannot be felt, the seat heater may cause
burns. To reduce the risk of burns, use
care when using the seat heater,
especially for long periods of time. Do
not place anything on the seat that
insulates against heat, such as a blanket,
cushion, cover, or similar item. This may
cause the seat heater to overheat. An
overheated seat heater may cause a burn
or may damage the seat.
If equipped, the buttons are near the
climate controls on the console. To operate,
the engine must be running.
Press
LorMto heat the driver or
passenger seat.
Press
{orC, if equipped, to ventilate the
driver or passenger seat. A ventilated seat
has a fan that pulls or pushes air through
the seat. The air is not cooled.
Press the button once for the highest
setting. With each press of the button, the
seat will change to the next lower setting,
and then to the off setting. The indicator
lights show three for the highest setting and
one for the lowest. If the heated seats are
on high, the level may automatically be
lowered after approximately 30 minutes.
The passenger seat may take longer to
heat up.
Auto Heated and Ventilated Seats
If the vehicle is equipped with auto heated
or ventilated seats, and the engine is
running, this feature will automatically
activate the heated or ventilated seats at
the level required by the vehicle's interior
temperature. The active high, medium, low, or off heated
or ventilated seat level will be indicated by
the manual heated and ventilated seat
buttons on the console.
Use the manual heated and ventilated seat
buttons on the console to turn auto heated
or ventilated seats off. If the passenger seat
is unoccupied, the auto heated or ventilated
seats feature will not activate that seat. The
auto heated and ventilated seats feature can
be programmed to always be enabled when
the vehicle is on.
If equipped with a heated steering wheel,
the auto heated steering wheel activation
will follow the heated seat auto activation
and the heated wheel indicator will follow
the state of the steering wheel heat.
Remote Start Heated and Ventilated Seats
During a remote start (if equipped), the
heated or ventilated seats can be turned on
automatically. When it is cold outside, the
heated seats turn on, and when it is hot
outside the ventilated seats turn on. The
heated and ventilated seat indicators and
heated steering wheel indicator may come
on during this operation. The heated or
ventilated seats are canceled when the

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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98 Instruments and Controls
To access the vehicle personalization menu:1. Touch the Settings icon on the Home Page of the infotainment display.
2. Touch Vehicle to display a list of available options.
3. Touch to select the desired feature setting.
4. Touch
9orRto turn a feature off or on.
5. Touch
zto go to the top level of the
Settings menu.
The menu may contain the following:
Buckle to Drive
This feature can prevent shifting out of Park
when the driver, and if applicable the front
passenger, seat belt is not buckled. See
Buckle To Drive 046.
Touch Off or On.
Driver Mode Customization
Touch and the following may display:
.Z-Mode
.My Mode
.Visualization Z-Mode
Touch and the following may display:
.Steering
.Suspension
.Engine/Gear Change
.Brake Feel
.Engine Sound
.PTM
For information on the range of settings, see
“Driver Mode Customization” inDriver Mode
Control 0207.
My Mode
Touch and the following may display:
.Steering
.Suspension
.Brake Feel
.Engine Sound
For information on the range of settings, see
“Driver Mode Customization” inDriver Mode
Control 0207.
Visualization
This setting shows handling and
performance settings on the infotainment
display when changing drive modes.
Touch Off or On.
Climate and Air Quality
Touch and the following may display:
.Auto Fan Speed
.Auto Cooled Seats
.Auto Heated Seats
.Auto Defog
.Auto Rear Defog
Auto Fan Speed
This setting specifies the amount of airflow
when the climate control fan setting is
Auto Fan.
Touch Low, Medium, or High.
Auto Cooled Seats
When enabled, this feature will
automatically activate the ventilated seats
at the level required by the interior
temperature. See Heated and Ventilated
Front Seats 044.
Touch Off or On.
Auto Heated Seats
This setting automatically turns on and
regulates the heated seats when the cabin
temperature is cool. The auto heated seats

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Infotainment System 157
Audio
Depending on the current audio source,
different options will be available.
Touch and the following may display:
.Tone Settings: Touch to adjust Equalizer,
Fade/Balance, or Sound Mode. See
“Infotainment System Sound Menu”in
AM-FM Radio 0116.
.Bose AudioPilot Noise Compensation
Technology: This feature adjusts the
volume based on the noise in the vehicle.
When turned on, AudioPilot detects
ambient noise and vehicle speed to
continuously adjust the audio signal so
that music will sound the same at a set
volume level. This feature is most
effective at lower radio volume settings
where background noise can affect how
well the music is being heard.
Touch Off or On.
.Manage Favorites: Touch to display a list
of Audio, Mobile Devices, and Navigation
favorites.
Favorites can be moved, renamed,
or deleted.
To move, touch and hold the favorite, and
then drag up or down to rearrange the
position.
.Set Number of Audio Favorites: Touch to
select how many favorites pages can be
viewed from the audio application. The
Auto setting will automatically adjust this
number based on the number of favorites
you have saved. Touch Auto, 5, 10, 15, 20,
25, 30, 35, or 40.
.RDS: This allows the Radio Data System
(RDS) to be turned on or off.
Touch the controls on the infotainment
display to disable or enable.
.HD Radio: This allows HD Radio reception
to be turned on or off.
Touch the controls on the infotainment
display to disable or enable.
.Explicit Content Filter: This setting allows
access to explicit content SiriusXM
channels.
Touch Off or On.
.Manage Phones: Select to connect to a
different phone source, disconnect a
phone, or delete a phone.
.Reset Music Index: This allows the music
index to be reset if you are having
difficulty accessing all of the media
content on your device.
Touch Yes or No. Climate
Touch and the following may display:
.Auto Fan Speed: This setting specifies the
amount of airflow when the climate
control fan setting is Auto Fan.
Touch Low, Medium, or High.
.Air Quality Sensor: This setting switches
the system into Recirculation Mode based
on the quality of the outside air.
Touch Off, Low Sensitivity, or High
Sensitivity.
.Auto Cooled Seats: This setting
automatically turns on and regulates the
ventilated seats when the cabin
temperature is warm.
Touch the controls on the infotainment
display to disable or enable.
.Auto Heated Seats: This setting
automatically turns on and regulates the
heated seats when the cabin temperature
is cool. The auto heated seats can be
turned off by using the heated seat
controls on the center stack.
Touch the controls on the infotainment
display to disable or enable.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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170 Climate Controls
Climate Controls
Climate Control Systems
Dual Automatic Climate ControlSystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Air Vents
Air Vents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Maintenance
Passenger Compartment Air Filter . . . . . 173
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
Climate Control Systems
Dual Automatic Climate Control
System
The heating, cooling, and ventilation in the
vehicle can be controlled with this system.
1. Driver Temperature Control
2. Driver and Passenger Heated and Ventilated Seats (If Equipped)
3. SYNC (Synchronized Temperature)

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Climate Controls 171
4. AUTO (Automatic Operation)
5. Air Delivery Mode Controls
6. Fan Control
7.
O(Power)
8. A/C (Air Conditioning)
9. Recirculation
10. Defrost
11. Rear Window Defogger
12. Passenger Temperature Control
Climate Control Display
1. Driver and Passenger Temperature Settings
2. Fan Control
3. Driver and Passenger Temperature Controls
4. Sync (Synchronized Temperature)
5. Recirculation
6. Air Delivery Mode Controls
7. Auto (Automatic Operation)
8. A/C (Air Conditioning)
9. On/Off (Power)
The fan, air delivery mode, air conditioning,
driver and passenger temperatures, and Sync
settings can be controlled by touching
CLIMATE on the infotainment Home Page or
the climate button in the climate control
display application tray. A selection can then
be made on the front climate control page
displayed. See the infotainment manual.Climate Control Status Display
The climate control status display appears
briefly when the center stack climate
controls are adjusted.
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 AUTO is pressed, all four functions
operate automatically. Each function can
also be manually set and the setting is
displayed. Functions not manually set will
continue to be automatically controlled,
even if the AUTO indicator is not lit.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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172 Climate Controls
For automatic operation:1. Press AUTO.
2. Set the temperature. Allow the system time to stabilize. Adjust the temperature
as needed for best comfort.
Manual Operation
O:Press to turn the fan off or on.
hori:Press to increase or decrease the
fan speed.
Driver and Passenger Temperature
Controls : The temperature can be adjusted
separately for the driver and passenger.
SYNC : Press to link the passenger
temperature setting to the driver setting.
The SYNC indicator light will turn on. When
the passenger setting is adjusted, the SYNC
indicator light will turn off.
Air Delivery Mode Control : Press
Y,
or
[to change the direction of the
airflow. Any combination of the three
controls can be selected. 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. To change the current mode, select one or
more of the following:
Y:
Air is directed to the a/c outlets.
[:Air is directed to the floor outlets,
with some air directed to the windshield,
and side window outlets.
z: Air is directed to the windshield and
side window outlets.
0MAX : Air is directed to the windshield
and the fan runs at a higher speed if not
already above a medium fan speed. This
mode overrides the previous mode selected
and clears fog or frost from the windshield
more quickly. When the control is pressed
again, the system returns to the previous
mode setting and fan speed.
For best results, clear all snow and ice from
the windshield before defrosting.
@: Press to turn on recirculation. An
indicator light comes on. Air is recirculated
to quickly cool the inside of the vehicle.
It can also be used to help reduce outside
air and odors that enter the vehicle. Avoid using recirculation for long periods of
time in cold or damp conditions. Using
recirculation in cold or damp conditions can
result in window fogging.
A/C :
Press to turn the air conditioning on
or off. An indicator light comes on to show
that the air conditioning is enabled. If the
fan is turned off, the air conditioner will not
run. The A/C light will stay on even if the
outside temperatures are below freezing.
If the A/C is turned off, the air temperature
coming through the climate control system
may be warmer than the ambient
temperature. It is recommended to use auto
climate control to maintain comfort.
Rear Window Defogger
1REAR : If equipped, 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 rear window defogger only works when
the engine is running. The defogger turns
off if the ignition is turned off or to ACC/
ACCESSORY.
If equipped with heated outside mirrors,
press
1REAR to turn them on or off. See
Heated Mirrors 026.