CHEVROLET CORVETTE 2020 Service Manual

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
40 Keys, Doors, and Windows
{Warning
Do not push from the sides of the
roof panel when seating the panel
into the upper receivers for
storage. Pushing from the sides
may result in injury from pinched
fingers. Only push along the top
edge of the roof panel.
4. Place palms along the top edge of the roof panel and
push with a quick forward
motion until the roof panel
locks into the upper receivers. Gently pull rearward on the
roof to ensure the roof is
secure.
Installing the Roof Panel
{Warning
An improperly attached roof panel
may fall into or fly off the vehicle.
You or others could be injured.
After installing the roof panel,
always check that it is firmly
attached by pushing up on the
underside of the panel. Check
now and then to be sure the roof
panel is firmly in place.
Caution
Installing the roof with the release
handles in the closed position
could cause damage to the
interior trim. Always move
handles to the open position
when installing the roof.
It is easier if two people install the
roof panel.
To install:
1. Shift transmission into P (Park).
2. Turn the ignition off and set the parking brake.
3. Grasp the roof panel and pull toward the rear of the vehicle
until it separates from the
upper receivers, being careful
not to hit the sides of the trunk.
Carefully lift the roof panel out
of the trunk.
4. Carefully place the roof panel over the top of the vehicle.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Keys, Doors, and Windows 41
5. Position the rear edge of theroof panel next to the
weatherstrip on the back of the
roof opening. Then align and fit
the pins at the rear of the roof
panel inside the openings in
the rear overhead weatherstrip.
Gently lower the front edge of
the roof panel to the front of the
roof opening.
6. Check that the weatherstripping on each side
of the roof panel is under the
panel.
7. Make sure the front release handles are in the fully open
position. 8. Push the roof firmly downward
to engage the pins.
9. Turn the front release handles inward so that they fully latch in
the closed position. It is critical
that the handles fully latch.
10. Push back and up on the rear release handle to insert the
hook in the loop.
11. Push and pull the roof panel up and down and side to side to
ensure the roof panel is
securely installed.
Maintaining the Roof Panel
Caution
Using glass cleaner on a painted
roof panel could damage the
panel. The repairs would not be
covered by the vehicle warranty.
Do not use glass cleaner on the
painted roof panel.
When cleaning, removing, and/or
storing the roof panel:
. Flush with water to remove dust
and dirt, then dry the panel.
. Do not use abrasive cleaning
materials on the panel.
Convertible Top
If equipped with a convertible top,
review the following before
operating:

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
42 Keys, Doors, and Windows
{Warning
Components under the tonneau,
close to the engine, can get hot
from running the engine. To help
avoid the risk of burning
unprotected skin, never touch
these components until they have
cooled, and always use a glove or
towel to avoid direct skin contact.
{Warning
While opening or closing the
convertible top, people can be
injured by the moving parts of the
tonneau cover or convertible top.
Maintain visual contact with the
top while it is being operated.
Caution
Follow these guidelines when
operating the convertible top or
damage can occur:. Remove all items from the
roof, trunk lid, or tonneau
cover before operating.
. Remove all objects that may
contact the convertible top
when it is operated.
. Do not leave the vehicle
with the convertible
top open.
. Do not exceed 50 km/h
(31 mph) until the top has
completely closed or
opened.
. Do not open or close the top
while driving in high wind
conditions.
. Do not operate the
convertible top multiple
times in a short period of
(Continued)
Caution (Continued)
time without starting the
engine to avoid draining the
vehicle battery.
. Only store the vehicle with
the top fully closed.
Opening the Convertible Top —
Driver Door Switch
1. Ensure the roof and tonneau cover are clear of any objects.
2. The trunk must be closed.
3. Start the vehicle or place it in ACC/ACCESSORY.
4. When possible, operate the convertible top when the
vehicle is stopped. The top can
be operated while driving
below 50 km/h (31 mph) and
will stop if that speed is
exceeded. The top operation
will take approximately
17 seconds. Make sure the top
operation can be completed
before that speed is reached.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Keys, Doors, and Windows 43
5. Press and holdM. The
windows will automatically
lower.
6. After the convertible top is completely open, a chime
sounds and a Driver
Information Center (DIC)
message displays. Release the
switch.
If the radio is on, the sound may be
muted for a brief time to
automatically adjust the audio after
the top is opened. Opening the Convertible Top
—
Remote Key
1. Make sure the vehicle is in P (Park).
2. The trunk must be closed.
3. Keep visual contact with the vehicle. Press and release
K
on the remote key and then
quickly press and hold
M.
4. Hold
Muntil the top is
completely opened and the
exterior lamps flash. A chime
will sound.
If the top stops before it has
completely opened, press
Kand
then press
Magain.
If the top still stops before it is
completely open:
. Move closer to the vehicle.
. Hold
Muntil the operation is
complete.
. Press
Kand thenMagain.
Interference from other remote
keys or devices may interrupt
the operation. If the top still does not open, use the
convertible top switch in the vehicle.
The convertible top cannot be
closed using the remote key.
See
Remote Keyless Entry (RKE)
System Operation 09.
Closing the Convertible Top 1. Make sure the sun visor mirror covers are closed and the sun
visors are stored in the center
mount position.
2. Ensure the roof and tonneau cover are clear of any objects.
3. The trunk must be closed.
4. Start the vehicle or place it in ACC/ACCESSORY.
5. When possible, operate the convertible top when the
vehicle is stopped. The top can
be operated while driving
below 50 km/h (31 mph) and
will stop if that speed is
exceeded. The top operation
will take approximately
17 seconds. Make sure the top
operation can be completed
before that speed is reached.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
44 Keys, Doors, and Windows
6. Pull and holdMon the driver
door switch. The windows will
automatically lower.
7. After the convertible top is completely closed, a chime
sounds and a DIC message
displays. Release the switch.
Raise the windows if needed.
If the switch is held after the
chime sounds, the windows will
start to raise.
If the radio is on, the sound may be
muted for a brief time to
automatically adjust the audio after
the top is closed. Troubleshooting the
Convertible Top
Check the following if the
convertible top switch
Mis not
operating:
. The ignition should be on or in
ACC/ACCESSORY, or Retained
Accessory Power (RAP) should
be active.
. The trunk lid must be closed. If it
is not, a DIC message will
display.
. At cooler outside temperatures,
the convertible top may not
operate. It is possible to open
the top down to temperatures of
about 0 °C (32 °F) and close the
top down to temperatures of
about −10 °C (14 °F). A DIC
message will display if the top
will not operate due to low
temperature. If necessary, move
the vehicle to a heated indoor
area to operate the top.
. If the top has recently been
opened and closed repeatedly, it
will be temporarily disabled.
A DIC message displays. Normal operation will be
restored within 10 minutes after
the system has cooled.
. If the vehicle battery is low, the
top operation may be disabled.
Try to start the vehicle. A DIC
message displays.
. If the battery has recently been
reconnected or if the vehicle has
been jump started, the top may
not operate until the power
windows have been
programmed. Complete the
power window programming
procedure. See Power Windows
0 35.
Other features may be affected
while operating the convertible top:
. If you start the vehicle while
using the remote key to open the
convertible top, the convertible
top will halt the motion. After
starting the vehicle, use the
convertible top switch inside the
vehicle to continue the top
motion.
. The windows cannot close while
the top is moving.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Keys, Doors, and Windows 45
.When driving with the top not
fully secured, chimes can be
heard above 50 km/h (31 mph).
If the vehicle battery has been
disconnected and reconnected,
if the fuses were pulled or replaced,
or if a jump start was performed, a
message indicating the top is not
secure may display. Press and
release
Kand then quickly press
and hold
Mon the remote key,
or press and hold
Mon the driver
door switch to open the top, or pull
and hold
Mon the driver door
switch to close the top until this
message clears.
Partial Top Cycling
If the convertible top operation is
stopped before completion, the top
will temporarily hold its position.
Over time, the tonneau may drift to
a near closed position. Opening the Tonneau Cover
—
Engine Access
{Warning
When opening or closing the
tonneau cover, people can be
injured by the moving parts of the
tonneau cover. Maintain visual
contact with the tonneau cover
when it is in motion and keep
hands and objects away from the
moving parts.
To open the tonneau cover and
access the engine: 1. Make sure the vehicle is in P (Park).
2. Ensure the tonneau cover is clear of any objects.
3. The trunk and convertible top must be closed.
4. Keep visual contact with the vehicle. Press and release
Q
on the remote key and then
quickly press and hold
M. A chime will sound, a DIC
message will display, and the
turn signals will flash once.
5. HoldMuntil the tonneau
cover is completely opened.
The turn signals will flash once.
In the event the tonneau cover is
partially open, the motion of the
tonneau cover will be in the
opposite direction upon reactivation.
Closing the Tonneau Cover —
Engine Access Function
1. Make sure the vehicle is off.
2. Remove all objects from the engine compartment.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
46 Keys, Doors, and Windows
3. The trunk and convertible topmust be closed.
4. Keep visual contact with the vehicle. Press and release
Q
on the remote key and then
quickly press and hold
M.
5. HoldMuntil the tonneau
cover is completely closed.
A chime will sound, a DIC
message will display, and the
turn signals will flash once. Troubleshooting the Tonneau
Cover
—Engine Access
Check the following if the tonneau
cover is not operating properly:
. The remote key must be used.
. The ignition must be off.
. The convertible top must be fully
closed.
. The remote key may need to be
closer to the vehicle.
. Press and release
Qand then
quickly press and hold
M
again.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Seats and Restraints 47
Seats and
Restraints
Head Restraints
Head Restraints . . . . . . . . . . . . . . . 47
Front Seats
Power Seat Adjustment . . . . . . . . 48
Lumbar Adjustment . . . . . . . . . . . . 49
Reclining Seatbacks . . . . . . . . . . . 49
Memory Seats . . . . . . . . . . . . . . . . . 50
Heated and Ventilated FrontSeats . . . . . . . . . . . . . . . . . . . . . . . . . 53
Seat Belts
Seat Belts . . . . . . . . . . . . . . . . . . . . . 55
How to Wear Seat BeltsProperly . . . . . . . . . . . . . . . . . . . . . . 56
Lap-Shoulder Belt . . . . . . . . . . . . . 58
Seat Belt Use During Pregnancy . . . . . . . . . . . . . . . . . . . . 61
Seat Belt Extender . . . . . . . . . . . . . 61
Safety System Check . . . . . . . . . . 61
Seat Belt Care . . . . . . . . . . . . . . . . . 61
Replacing Seat Belt System
Parts after a Crash . . . . . . . . . . . 62
Airbag System
Airbag System . . . . . . . . . . . . . . . . . 63
Where Are the Airbags? . . . . . . . 64
When Should an AirbagInflate? . . . . . . . . . . . . . . . . . . . . . . . 65
What Makes an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . 66
How Does an Airbag Restrain? . . . . . . . . . . . . . . . . . . . . . 66
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . 66
Passenger Sensing System . . . 68
Servicing the Airbag-Equipped Vehicle . . . . . . . . . . . . . . . . . . . . . . . 72
Adding Equipment to the Airbag-Equipped Vehicle . . . . . 72
Airbag System Check . . . . . . . . . . 73
Replacing Airbag System Parts after a Crash . . . . . . . . . . . . . . . . . 73
Child Restraints
Older Children . . . . . . . . . . . . . . . . . 74
Infants and Young Children . . . . 75
Child Restraint Systems . . . . . . . 77
Lower Anchors and Tethers forChildren (LATCH System) . . . . 79
Securing Child Restraints . . . . . . 80
Head Restraints
The vehicle's front seats have head
restraints in the outboard seating
positions that cannot be adjusted.
The front seat outboard head
restraints are not removable.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
48 Seats and Restraints
Front Seats
Power Seat Adjustment
{Warning
The power seats will work with
the ignition off. Children could
operate the power seats and be
injured. Never leave children
alone in the vehicle.
{Warning
You can lose control of the
vehicle if you try to adjust a driver
seat while the vehicle is moving.
Adjust the driver seat only when
the vehicle is not moving.
To adjust the seat:
.Move the seat forward or
rearward by sliding the control
forward or rearward.
. Raise or lower the front part of
the seat cushion by moving the
front of the control up or down.
. Raise or lower the seat by
moving the rear of the control up
or down.
To adjust the seatback, see
Reclining Seatbacks 049.
To adjust the lumbar support, see
Lumbar Adjustment 049. Obstructions
If something has blocked the seat
during movement, the movement
may stop. Remove the obstruction
and try the adjustment again. If
movement is still not available, see
your dealer.
Seat Travel Limit
If the seat or seatback is moved
rearward or reclined and makes
contact with the carpet behind the
seat, the seat will automatically
move forward a small distance. The
seat movement will stop until all
switches are released and
reactivated.

Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12470550) - 2020 - CRC - 4/23/20
Seats and Restraints 49
Lumbar Adjustment
If equipped, press and hold the
control forward to increase or
rearward to decrease lumbar
support.
Bolster Adjustment
If equipped, press and hold the
control upward to increase or
downward to decrease the side
bolster support.
Reclining Seatbacks
To adjust the seatback:
.Tilt the top of the control
rearward to recline.
. Tilt the top of the control forward
to raise.