2017 CHEVROLET BOLT EV warning light

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
Instruments and Controls 117
The front passenger safety belt
reminder light and chime may turn
on if an object is put on the seat
such as a briefcase, handbag,
grocery bag, or other electronic
device. To turn off the reminder light
and/or chime, remove the object
from the seat or buckle the
safety belt.
Airbag Readiness Light
This light shows if there is an
electrical problem with the airbag
system. The system check includes
the airbag sensor(s), passenger
sensing system, the pretensioners
(if equipped), the airbag modules,
the wiring, and the crash sensing
and diagnostic module.
The airbag readiness light comes on
for several seconds when the
vehicle is started. If the light does
not come on then, have it fixed
immediately.
{Warning
If the airbag readiness light stays
on after the vehicle is started or
comes on while driving, it means
the airbag system might not be
working properly. The airbags in
the vehicle might not inflate in a
crash, or they could even inflate
without a crash. To help avoid
injury, have the vehicle serviced
right away.
If there is a problem with the airbag
system, a Driver Information Center
(DIC) message may also come on.
Passenger Airbag Status
Indicator
The vehicle has a passenger
sensing system. See Passenger
Sensing System 074 for important safety information. The overhead
console has a passenger airbag
status indicator.
United States
Canada and Mexico
When the vehicle is started, the
passenger airbag status indicator
will light ON and OFF, or the symbol
for on and off, for several seconds
as a system check. Then, after
several seconds, the status
indicator will light either ON or OFF,
or the on or off symbol to let you
know the status of the front
outboard passenger frontal airbag
and knee airbag.

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
118 Instruments and Controls
If the word ON or the on symbol is
lit on the passenger airbag status
indicator, it means that the front
outboard passenger frontal airbag
and knee airbag are allowed to
inflate.
If the word OFF or the off symbol is
lit on the passenger airbag status
indicator, it means that the
passenger sensing system has
turned off the front outboard
passenger frontal airbag and knee
airbag.
If, after several seconds, both status
indicator lights remain on, or if there
are no lights at all, there may be a
problem with the lights or the
passenger sensing system. See
your dealer for service.
{Warning
If the airbag readiness light ever
comes on and stays on, it means
that something may be wrong
with the airbag system. To help
avoid injury to yourself or others,
have the vehicle serviced right(Continued)
Warning (Continued)
away. SeeAirbag Readiness
Light 0117 for more information,
including important safety
information.
Charging System Light
(12-Volt Battery)
The charging system light comes on
briefly when the vehicle is started,
as a check to show the light is
working.
If the light stays on, or comes on
while driving, there could be a
problem with the electrical charging
system. Have it checked by your
dealer. Driving while this light is on
could drain the 12-volt battery. If a short distance must be driven
with the light on, be sure to turn off
all accessories, such as the radio.
Service Vehicle Soon
Light
This light comes on if a condition
exists that may require the vehicle
to be taken in for service.
If the light comes on, take the
vehicle to your dealer for service as
soon as possible.
Brake System Warning
Light
The vehicle brake system consists
of two hydraulic circuits. If one
circuit is not working, the remaining
circuit can still work to stop the

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
Instruments and Controls 119
vehicle. For normal braking
performance, both circuits need to
be working
If the warning light comes on, there
is a brake problem. Have the brake
system inspected right away.
{Warning
The brake system might not be
working properly if the brake
system warning light is on.
Driving with the brake system
warning light on can lead to a
crash. If the light is still on after
the vehicle has been pulled off
the road and carefully stopped,
have the vehicle towed for
service.
MetricEnglishThis light should come on briefly
when the vehicle is started. If it
does not come on then, see your
dealer for service.
If the light comes on and stays on,
there is a brake problem.
Electric Parking Brake
Light
MetricEnglish
This light comes on when the
parking brake is applied. If the light
flashes and stays on after the
parking brake is released, or while
driving, there is a problem with the
Electric Parking Brake system.
If the light does not come on,
or remains flashing, see your dealer.
Service Electric Parking
Brake Light
The service electric parking brake
light should come on briefly when
starting the vehicle. If it does not
come on, have the vehicle serviced
by your dealer.
If this light stays on, there is a
problem with a system on the
vehicle that is causing the parking
brake system to work at a reduced
level. The vehicle can still be driven,
but should be taken to a dealer as
soon as possible. If a message
displays in the Driver Information
Center (DIC), see Brake System
Messages 0136.

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10122739) - 2017 - CRC - 10/3/16
120 Instruments and Controls
Antilock Brake System
(ABS) Warning Light
The ABS warning light will come on
briefly when the vehicle is started.
This is normal. If the light does not
come on then, have it fixed so it will
be ready to warn if there is a
problem.
If the light stays on or comes on
while driving, stop as soon as
possible and turn the vehicle off.
Then start the vehicle again to reset
the system. If the light still stays on,
or comes on again while driving, the
vehicle needs service. See your
dealer. If the regular brake system
warning light is not on, the brakes
will still work, but the antilock brakes
will not work. If the regular brake
system warning light is also on, theantilock brakes will not work and
there is a problem with the regular
brakes.
Sport Mode Light
This light comes on when Sport
Mode is selected.
Lane Keep Assist (LKA)
Light
If available, this light comes on
briefly while starting the vehicle.
If it does not come on, have the
vehicle serviced.This light is green if LKA is available
to assist.
LKA may assist by gently turning
the steering wheel if the vehicle
approaches a detected lane marking
without using the turn signal in that
direction. The LKA light will turn
amber.
This light is amber and flashes as a
Lane Departure Warning (LDW)
alert, to indicate that the lane
marking has been crossed.
Vehicle Ahead Indicator
If equipped, this indicator will
display green when a vehicle is
detected ahead and amber when
you are following a vehicle ahead
much too closely

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
Instruments and Controls 121
Pedestrian Ahead
Indicator
If equipped, this indicator will
display amber when a nearby
pedestrian is detected directly in
front of the vehicle.
SeeFront Pedestrian Braking (FPB)
System 0225.
Traction Off Light
This light comes on briefly while
starting the vehicle. If it does not,
have the vehicle serviced by your dealer. If the system is working
normally, the indicator light then
turns off.
The traction off light comes on when
the Traction Control System (TCS)
has been turned off by pressing and
releasing the TCS/StabiliTrak
button.
This light and the StabiliTrak OFF
light come on when StabiliTrak is
turned off.
If the TCS is off, wheel spin is not
limited. Adjust driving accordingly.
StabiliTrak®OFF Light
This light comes on briefly while
starting the vehicle. If it does not,
have the vehicle serviced by your
dealer.
This light comes on when the
StabiliTrak system is turned off.
If StabiliTrak is off, the Traction
Control System (TCS) is also off.
If StabiliTrak and TCS are off, the
system does not assist in controlling
the vehicle. Turn on the TCS and
the StabiliTrak systems, and the
warning light turns off.
See
Traction Control/Electronic
Stability Control 0213.
Traction Control System
(TCS)/StabiliTrak®Light
This light comes on briefly when the
vehicle is started.
If the light does not come on, have
the vehicle serviced by your dealer.
If the system is working normally,
the indicator light turns off.

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
122 Instruments and Controls
If the light is on and not flashing, the
TCS, and potentially the StabiliTrak
system have been disabled. A DIC
message may display. Check the
DIC messages to determine which
feature(s) is no longer functioning
and whether the vehicle requires
service.
If the indicator/warning light is on
and flashing, the TCS and/or the
StabiliTrak system is actively
working.
Tire Pressure Light
For vehicles with the Tire Pressure
Monitor System (TPMS), this light
comes on briefly when the vehicle 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 message in the Driver Information
Center (DIC) may also display. Stop
as soon as possible, and inflate the
tires to the pressure value shown on
the Tire and Loading Information
label.
When the Light Flashes First and
Then Is On Steady
This indicates that there may be a
problem with the TPMS. The light
flashes for about one minute and
stays on steady until the vehicle is
off. This sequence repeats each
time the vehicle is started.
Security Light
The security light should come on
briefly as the vehicle 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 vehicle
does not start, there could be a
problem with the theft-deterrent
system.
Vehicle Ready Light
The vehicle ready light comes on
whenever the vehicle is ready to be
driven.

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
138 Instruments and Controls
Lamp Messages
AUTO LIGHT CONTROL
ON/OFF
A message will display when the
automatic light control has been
turned on or off.
CHECK LAMP or LAMP
FAILURE
Depending on the lamp, one of
these messages may display.
TURN INDICATORS FAILURE
This messages displays when the
turn signal has gone out and needs
to be replaced. Take the vehicle to
your dealer.
TURN SIGNAL ON
This message displays if the turn
signal has been left on. Turn off the
turn signal.
Object Detection System
Messages
FORWARD COLLISION
SYSTEM OFF
This message displays when
Forward Automatic Braking (FAB)
has been turned off.
FORWARD COLLISION
SYSTEM REDUCED
This message displays when
Forward Automatic Braking (FAB)
has been set to the Alert setting.
FORWARD COLLISION
SYSTEM UNAVAILABLE
This message displays when
Forward Automatic Braking (FAB)
has been unavailable for some time.
FAB does not need service. This
message can display under the
following conditions:
.The front of the vehicle or
windshield is not clean. Keep
these areas clean and free of
mud, dirt, snow, ice, and slush. .
Heavy rain or snow is interfering
with the object detection
performance.
This message may also be
displayed if there is a problem with
the StabiliTrak system.
LANE CHANGE ALERT
SYSTEM OFF
This message indicates that the
driver has turned the Side Blind
Zone Alert (SBZA) and Lane
Change Alert (LCA) systems off.
LANE KEEP ASSIST SYSTEM
or LANE DEPARTURE
WARNING UNAVAILABLE
This message displays when the
Lane Keep Assist (LKA) and Lane
Departure Warning (LDW) system is
temporarily unavailable. The LKA
system does not need service.
This message could be due to the
camera being blocked. Clean the
outside of the windshield behind the
rearview mirror.

Chevrolet Bolt EV Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122739) - 2017 - CRC - 10/3/16
Instruments and Controls 141
SERVICE POWER STEERING
or STEERING ASSIST IS
REDUCED DRIVE WITH CARE
One of these two messages
displays and a chime may sound
when there may be a problem with
the power steering system. If one of
these messages displays and a
reduction in steering performance or
loss of power steering assist is
noticed, see your dealer.
SERVICE VEHICLE SOON
This message displays if there is a
problem with the vehicle. Take the
vehicle to your dealer for service.
Depending on the severity of a
crash, this message may come on
along with the airbag readiness
light.
Starting the Vehicle
Messages
PRESS BRAKE TO START
This message displays when
attempting to start the vehicle
without having the brake pedal
applied.
PRESS BUTTON AGAIN TO
TURN VEHICLE OFF
This message displays as a
reminder to press POWER
Oto turn
the vehicle off when an attempt is
made to turn off the vehicle while it
is in motion.
Tire Messages
SERVICE TIRE MONITOR
SYSTEM
This message displays if there is a
problem with the Tire Pressure
Monitor System (TPMS). See Tire
Pressure Monitor Operation 0278.
TIRE LEARNING ACTIVE
This message displays when the
system is learning new tires. See
Tire Pressure Monitor Operation
0278.
TIRE PRESSURE LOW ADD
AIR TO TIRE
This message displays when the
pressure in one or more of the tires
is low. This message also displays LEFT
FRONT, RIGHT FRONT, LEFT
REAR, or RIGHT REAR to indicate
the location of the low tire.
The low tire pressure warning light
will also come on. See
Tire
Pressure Light 0122.
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. See Tires
0 270, Vehicle Load Limits 0197,
and Tire Pressure 0276.
More than one tire pressure
message can appear at a time. The
DIC also shows the tire pressure
values. See Driver Information
Center (DIC) 0133.
Vehicle Reminder
Messages
ICE POSSIBLE DRIVE
WITH CARE
This message is displayed when ice
conditions are possible.