2015 CHEVROLET CORVETTE GRAND SPORT Owners Manual

Black plate (32,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
5-32 Instruments and Controls
Interrupts
The interrupt information temporarily
displays in any HUD view. Once
displayed, HUD returns to the
previous HUD view. Interrupts may
include:
.Audio Information
.Navigation Turn-by-Turn
Information
.Incoming Call Information
.Vehicle Alerts
English
Metric
Audio: May display when a new
source, radio station, or media type
is selected.
English
Metric
Navigation: Turn-by-turn
navigation information may be
displayed when Navigation is active
and an upcoming maneuver is
pending. It appears until the
maneuver is complete and then the
HUD display returns to the
previous view.

Black plate (33,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
Instruments and Controls 5-33
English
Metric
Phone: May display when an
incoming call is received from either
OnStar or a Bluetooth connected
phone. It appears momentarily until
the call is answered or ignored.
English
Metric
Vehicle Alerts: Alerts can be
dismissed in the instrument cluster.
All alerts are not displayed in
the HUD.
Care of the HUD
Clean the inside of the windshield to
remove any dirt or film that could
reduce the sharpness or clarity of
the HUD image. Clean the HUD lens with a soft cloth
sprayed with glass cleaner. Wipe
the lens gently, then dry it.
HUD Troubleshooting
Check that:
.Nothing is covering the
HUD lens.
.HUD brightness setting is not
too dim or too bright.
.HUD is adjusted to the proper
height.
.Polarized sunglasses are
not worn.
.Windshield and HUD lens are
clean.
If the HUD image is not correct,
contact your dealer.
The windshield is part of the HUD
system. See Windshield
Replacement on page 10-37.

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7576293) - 2015 - crc - 6/17/14
5-34 Instruments and Controls
Vehicle Messages
Messages displayed on the DIC
indicate the status of the vehicle or
some action that may be needed to
correct a condition. Multiple
messages may display one after the
other.
The messages that do not require
immediate action can be
acknowledged and cleared by
pressing SEL. The messages that
require immediate action cannot be
cleared until that action is
performed. All messages should be
taken seriously and clearing the
messages does not correct the
problem.
The following are some of the
vehicle messages that may be
displayed depending on the vehicle
content.
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 features of
the vehicle that may be noticed. At
the point that features are disabled,
this message displays. Turn off
unnecessary accessories to allow
the battery to recharge.
LOW BATTERY
This message is displayed when the
battery voltage is low. SeeBattery
on page 10-33.
SERVICE BATTERY
CHARGING SYSTEM
This message is displayed when
there is a fault in the battery
charging system. Take the vehicle to
your dealer for service.
Brake System Messages
BRAKE FLUID LOW
This message is displayed when the
brake fluid level is low. See Brake
Fluid on page 10-32.
RELEASE PARKING BRAKE
This message is displayed if the
Electric Parking Brake is on while
the vehicle is in motion. See Electric
Parking Brake on page 9-35.
SERVICE BRAKE ASSIST
This message may be displayed
when there is a problem with the
brake boost assist system. When
this message is displayed, the brake
boost assist motor might be heard
operating and you might notice
pulsation in the brake pedal. This is
normal under these conditions. Take
the vehicle to your dealer for
service.

Black plate (35,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
Instruments and Controls 5-35
SERVICE PARKING BRAKE
This message is displayed when
there is a problem with the parking
brake. Take the vehicle to your
dealer for service.
STEP ON BRAKE TO
RELEASE PARK BRAKE
This message is displayed if you
attempt to release the Electric
Parking Brake without the brake
pedal applied. SeeElectric Parking
Brake on page 9-35.
Compass Messages
Dashes may be displayed if the
vehicle temporarily loses
communication with the Global
Positioning System (GPS).
Convertible Top
Messages
The following messages are for
vehicles with a power
convertible top.
ATTACH TRUNK PARTITION
TO OPERATE TOP
This message displays and a sound
will be heard if the trunk partition is
not in place. Open the hatch/trunk
and make sure the trunk partition is
secure and no objects are on the
trunk partition.
BATTERY VOLTAGE TOO LOW
– TOP DISABLED
This message displays when the
battery voltage is too low to operate
the convertible top.
CLOSE TRUNK TO MOVE TOP
This message displays 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.
FOLDING TOP MOTION
COMPLETE
This message displays when the top
successfully completes an open/
close cycle.
FOLDING TOP NOT SECURE
COMPLETE TOP MOTION
This message occurs if the top is
not secure. Several beeps will
sound. Complete the power open or
power close cycle for the top. If it is
not possible to move the top to a
fully open or fully closed position,
make sure that all objects are clear
of the path of the top system
components.
ONLY MANUAL OPERATION
OF TOP POSSIBLE
This message indicates that the
position of the top cannot be fully
determined by the power convertible
top controls. Try moving the top in
the other direction. This message
will also be displayed if a fault is
detected by the convertible top
controls. See “Manual Movement of
Top” under Convertible Top on
page 2-27.

Black plate (36,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
5-36 Instruments and Controls
REDUCE VEHICLE SPEED TO
OPERATE TOP
This message is displayed when the
vehicle speed exceeds or is
approaching the convertible top
speed cut off.
TEMPERATURE TOO LOW–
TOP DISABLED
This message displays and a sound
will be heard when the power
convertible top button is pressed
and it is too cold to operate the
power convertible top. Move the
vehicle to a warmer location and
wait for the vehicle temperature to
rise. This may take several hours
depending on the initial vehicle
temperature and the temperature of
the new location.
TOP NOT SECURE
This message displays when the
power convertible top is not
completely opened or closed. Press
and hold the convertible top button
until the top is fully opened or
closed. This is indicated by the FOLDING TOP MOTION
COMPLETE message being
displayed and an audible indicator.
TOP POWERING DOWN
COMPLETE TOP MOTION
This message displays when the
power convertible top can no longer
hold the top in an intermediate
position. Top system components
may move during this time based on
external forces. Keep objects clear
from the normal path of movement
for the top system components.
TOP SYSTEM OVERHEATED,
PLEASE WAIT
This message displays and a sound
will be heard when the power
convertible top button is pressed
and the power convertible top pump
motor temperature is overheated.
Wait for the power convertible top
pump motor to cool down before
using the power convertible top.
VALET SWITCH ACTIVE
–TOP
DISABLED
This message displays when Valet
Mode is active.
Cruise Control Messages
CRUISE SET TO XXX
This message displays when the
cruise control is set and shows the
speed it was set to. See Cruise
Control on page 9-48.
Door Ajar Messages
DOOR OPEN
A door open symbol will display on
the DIC showing which door is
open. If the vehicle has been shifted
out of P (Park), a DOOR OPEN
message will also be displayed.
If the shift lever is in M (Manual
Mode), the DOOR OPEN message
will display if the vehicle starts to
move. Close the door completely.

Black plate (37,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
Instruments and Controls 5-37
HOOD OPEN
This message will display along with
a hood open symbol when the hood
is open. Close the hood completely.
TRUNK OPEN
This message will display along with
a symbol when the trunk is open.
Close the trunk completely.
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 on
page 10-18, Driver Information
Center (DIC) on page 5-26, Engine
Oil on page 10-12, and Maintenance
Schedule on page 11-2.
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

Black plate (38,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
5-38 Instruments and Controls
message remains on, take the
vehicle to your dealer for service.
SeeEngine Oil on page 10-12.
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 the vehicle
serviced by your dealer.
UPSHIFT NOW, ENGINE
PROTECTION ACTIVE
This message indicates the engine
controls have taken action to
prevent an oil starvation condition.
This may reduce the available
engine power, or on automatic
transmission equipped vehicles
force an upshift to a higher gear.
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 while this message is on, but
maximum acceleration and speed
may be reduced. Anytime this
message stays on, the vehicle
should be taken to your dealer 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.
Key and Lock Messages
NO REMOTE DETECTED
This message displays when the
transmitter battery may be weak.
See “Starting the Vehicle with a Low
Transmitter Battery” underRemote
Keyless Entry (RKE) System
Operation on page 2-3.
NO REMOTE KEY WAS
DETECTED PLACE KEY IN
TRANSMITTER POCKET THEN
START YOUR VEHICLE
This message displays when trying
to start the vehicle if an RKE
transmitter is not detected. The
transmitter battery may be weak.
See “Starting the Vehicle with a Low
Transmitter Battery” underRemote
Keyless Entry (RKE) System
Operation on page 2-3.

Black plate (39,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 6/17/14
Instruments and Controls 5-39
NO REMOTE PRESS BRAKE
TO RESTART
This message displays if the RKE
transmitter is no longer detected in
the vehicle. Press the brake pedal
to restart the vehicle.
NUMBER OF KEYS
PROGRAMMED
This message displays when
programming new keys to the
vehicle.
REMOTE LEFT IN VEHICLE
This message displays when
leaving the vehicle with the RKE
transmitter still inside.
REPLACE BATTERY IN
REMOTE KEY
This message displays when the
battery in the RKE transmitter needs
to be replaced.
Lamp Messages
AUTOMATIC LIGHT CONTROL
ON/OFF
This message is displayed when the
automatic light control has been
turned on or off. SeeAutomatic
Headlamp System on page 6-3.
TURN SIGNAL ON
This message is displayed if the
turn signal has been left on. Turn off
the turn signal.
Ride Control System
Messages
COMPETITIVE DRIVING MODE
This message displays and a sound
will be heard when the Competitive
Driving mode is selected. The
instrument cluster light will be on
when the Competitive Driving mode
is selected. Launch Control is
available when this mode is
selected. The Traction Control
System (TCS) will not be operating while in the Competitive Driving
mode. Adjust your driving
accordingly. See
Competitive
Driving Mode on page 9-43,
including the “Launch Control”
information.
MAXIMUM SPEED 129 km/h
(80 MPH)
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 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.