2015 CHEVROLET CORVETTE service

Black plate (24,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 10/31/14
5-24 Instruments and Controls
{Caution
The engine coolant temperature
warning light indicates that the
vehicle has overheated. Driving
with this light on can damage the
engine and it may not be covered
by the vehicle warranty. See
Engine Overheating on
page 10-27.
The engine coolant temperature
warning light comes on when the
engine has overheated.
If this happens, pull over and turn
off the engine as soon as possible.
See Engine Overheating on
page 10-27.
Tire Pressure Light
For vehicles with the Tire Pressure
Monitor System (TPMS), this light
comes on briefly when the engine is
started. It provides information
about tire pressures and the TPMS.
When the Light Is On Steady
This indicates that one or more of
the tires are significantly
underinflated.
A Driver Information Center (DIC)
tire pressure message may also
display. See Tire Messages on
page 5-43. Stop as soon as
possible, and inflate the tires to the
pressure value shown on the Tire
and Loading Information label. See
Tire Pressure on page 10-57. When the Light Flashes First and
Then Is On Steady
If the light flashes for about a minute
and then stays on, there may be a
problem with the TPMS. If the
problem is not corrected, the light
will come on at every ignition cycle.
See
Tire Pressure Monitor
Operation on page 10-60.
Engine Oil Pressure Light
{Caution
Lack of proper engine oil
maintenance can damage the
engine. Driving with the engine
oil low can also damage the
engine. The repairs would not be
covered by the vehicle warranty.
Check the oil level as soon as
possible. Add oil if required, but if
the oil level is within the operating
range and the oil pressure is still
low, have the vehicle serviced.
Always follow the maintenance
schedule for changing engine oil.

Black plate (25,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576293) - 2015 - crc - 10/31/14
Instruments and Controls 5-25
This light should come on briefly as
the engine is started. If it does not
come on, have the vehicle serviced
by your dealer.
If the light comes on and stays on, it
means that oil is not flowing through
the engine properly. The vehicle
could be low on oil and might have
some other system problem. See
your dealer.
Low Fuel Warning Light
This light is near the fuel gauge and
comes on briefly when the ignition is
turned on as a check to show it is
working.
It also comes on when the fuel tank
is low on fuel. The light turns off
when fuel is added. If it does not,
have the vehicle serviced.
Security Light
The security light should come on
briefly as the engine is started. If it
does not come on, have the vehicle
serviced by your dealer. If the
system is working normally, the
indicator light turns off.If the light stays on and the engine
does not start, there could be a
problem with the theft-deterrent
system. See
Immobilizer Operation
on page 2-18.
High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer on page 6-2.

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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 10-34.
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 9-36.
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.

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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 9-36.
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 2-28.

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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
# KEYS PROGRAMMED
This message displays when
programming new keys to the
vehicle.
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 - 10/31/14
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.
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
STABILITRAK
COMPETITIVE 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 9-44,
including the “Launch Control”
information.
MAXIMUM SPEED 129 km/h
(80 MPH)
This message displays when a
malfunction is present in the
Magnetic 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.
PERFORMANCE TRACTION
WET ACTIVE HANDLING ON
This message displays and a sound
will be heard when this Performance
Traction Management mode is
selected. The instrument cluster
light will also be on when this mode
is selected. Launch Control is
available when this mode is
selected. In this mode the Traction

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Instruments and Controls 5-41
with FE4. See“Performance
Traction Management” and“Launch
Control” underCompetitive Driving
Mode on page 9-44 for more
information about the use of
this mode.
PERFORMANCE TRACTION
RACE ACTIVE HANDLING OFF
This message displays and a sound
will be heard when this Performance
Traction Management mode is
selected. The instrument cluster
light will also be on when this mode
is selected. Launch Control is
available when this mode is
selected. In this mode the Traction
Control is available but intended for
use on dry race track conditions.
The StabiliTrak system is disabled
when this mode is selected. This
mode will require more driver skill
than modes 1–4. Adjust your driving
accordingly. This system is available
only on Z06 models and models with FE4. See
“Performance
Traction Management” and“Launch
Control” underCompetitive Driving
Mode on page 9-44 for more
information about the use of
this mode.
REAR AXLE OFF
If this message is displayed, the
Electronic Limited-Slip Rear (if
equipped) is not operational. Drive
with caution. Avoid high speeds,
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. StabiliTrak will be
affected. See Traction Control/
Electronic Stability Control on
page 9-38.
SERVICE STABILITRAK
This message displays if there is a
problem with the StabiliTrak system
and the vehicle needs service. The
StabiliTrak 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 on
page 9-38.
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.

Black plate (42,1)Chevrolet Corvette Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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5-42 Instruments and Controls
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. SeeTraction Control/
Electronic Stability Control on
page 9-38.
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.
Take the vehicle to 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.
SERVICE POWER STEERING
This message is displayed if there is
a problem with the power steering
system and a chime may sound.
Take the vehicle to your dealer for
service.
SERVICE REAR AXLE
If there is a problem detected with
the Electronic Limited-Slip Rear
Axle, this message displays. When
displayed, the system is not
operational and driving should be
adjusted accordingly. Take the
vehicle to your dealer for service as
soon as possible.
When this message is displayed,
the vehicle’ s handling capabilities
will be reduced during severe
maneuvers. StabiliTrak will be
affected. See Traction Control/
Electronic Stability Control on
page 9-38.