warning light BUICK ENVISION 2017 Owner's Guide

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
10122659) - 2017 - crc - 11/16/16
Instruments and Controls 121
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), the passenger
sensing system, the pretensioners,
the airbag modules, the wiring, and
the crash sensing and diagnostic
module. For more information on the
airbag system, seeAirbag System
0 68.
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.
See Airbag System Messages
0 146.
Passenger Airbag Status
Indicator
The vehicle has a passenger
sensing system. See Passenger
Sensing System 075 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 more 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.
If the word ON or the on symbol is
lit on the passenger airbag status
indicator, it means that the front

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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122 Instruments and Controls
outboard passenger frontal airbag
and knee airbag are allowed to
inflate.
If the word OFF or the off symbol is
lit on the 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
away. SeeAirbag Readiness
Light 0121 for more information,
including important safety
information.
Charging System Light
The charging system light comes on
briefly when the ignition is turned
on, but the engine is not running, as
a check to show the light is working.
The light turns off when the engine
is started. If it does not, have the
vehicle serviced by your dealer.
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 battery.
If a short distance must be driven
with the light on, be sure to turn off
all accessories, such as the radio
and air conditioner.
Malfunction Indicator
Lamp (Check Engine
Light)
This light is part of the vehicle’s
emission control on-board
diagnostic system. If this light is on
while the engine is running, a
malfunction has been detected and
the vehicle may require service. The
light should come on to show that it
is working when the ignition is in
Service Only Mode. See Ignition
Positions 0187.
Malfunctions are often indicated by
the system before any problem is
noticeable. Being aware of the light
and seeking service promptly when
it comes on may prevent damage.

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124 Instruments and Controls
The DLC is under the instrument
panel to the left of the steering
wheel. Connecting devices that are
not used to perform an Emissions
Inspection/Maintenance test or to
service the vehicle may affect
vehicle operation. SeeAdd-On
Electrical Equipment 0237. See
your dealer if assistance is needed.
The vehicle may not pass
inspection if:
. The light is on when the engine
is running.
. The light does not come on
when the ignition is in Service
Only Mode.
. Critical emission control systems
have not been completely
diagnosed. If this happens, the
vehicle would not be ready for
inspection and might require
several days of routine driving before the system is ready for
inspection. This can happen if
the 12-volt battery has recently
been replaced or run down, or if
the vehicle has been recently
serviced.
See your dealer if the vehicle will
not pass or cannot be made ready
for the test.
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
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.
MetricEnglish
This light should come on briefly
when the engine is started. If it does
not come on then, have it fixed so it
will be ready to warn you if there is
a problem.
If the light comes on and stays on,
there is a brake problem.
{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.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Instruments and Controls 125
Electric Parking Brake
Light
MetricEnglish BaseLevel
English Uplevel
The Electric Parking Brake (EPB)
status light comes on when the
parking brake is applied. If the light
continues flashing after the EPB is
released, or while driving, there is a
problem with the EPB system.
A message may also display on the
Driver Information Center (DIC).
See Brake System Messages
0 140. If the light does not come on,
or remains flashing, see your dealer.
Service Electric Parking
Brake Light
If this light comes on and 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. See
Electric Parking Brake
0199. If a
message displays in the Driver
Information Center (DIC), see Brake
System Messages 0140.
Antilock Brake System
(ABS) Warning Light
The ABS light comes on briefly
when the engine is started.
If the light does not come on, have it
fixed so it will be ready to warn if
there is a problem.
If the ABS light stays on, turn the
ignition off. If the light comes on
while driving, stop as soon as it is
safely possible and turn the ignition
off. A chime may also sound when
the light comes on steady. Then
start the engine again to reset the
system. If the ABS light stays on,
or comes on again while driving, the
vehicle needs service. If the regular
brake system warning light is not
on, the vehicle still has brakes, but
not antilock brakes. If the regular
brake system warning light is also
on, the vehicle does not have

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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126 Instruments and Controls
antilock brakes and there is a
problem with the regular brakes.
SeeBrake System Warning Light
0 124.
See Brake System Messages 0140
for all brake-related DIC messages.
Lane Keep Assist (LKA)
Light
For some vehicles, this light comes
on briefly while starting the vehicle.
If it does not come on, have the
vehicle serviced.
For vehicles with the uplevel cluster,
this light may not come on when
starting the vehicle.
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.
See
Lane Keep Assist (LKA) 0224.
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.
See Forward Collision Alert (FCA)
System 0218.
Traction Off Light
This light comes on briefly while
starting the engine. 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.
See Traction Control/Electronic
Stability Control 0201.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Instruments and Controls 127
StabiliTrak OFF Light
This light comes on briefly while
starting the engine. 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.
SeeTraction Control/Electronic
Stability Control 0201.
Traction Control System
(TCS)/StabiliTrak Light
This light comes on briefly when the
engine 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.
If the light is on and not flashing, the
TCS and potentially the StabiliTrak
system have been disabled.
A Driver Information Center (DIC)
message may display. Check the
DIC messages to determine which
feature(s) is no longer functioning
and whether the vehicle requires
service. See Ride Control System
Messages 0146.
If the light is on and flashing, the
TCS and/or the StabiliTrak system
is actively working. See
Traction Control/Electronic
Stability Control 0201.
Engine Coolant
Temperature Warning
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 goes off.
Caution
The engine coolant temperature
warning light indicates that the
vehicle has overheated. Driving
with this light on can damage the
(Continued)

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128 Instruments and Controls
Caution (Continued)
engine and it may not be covered
by the vehicle warranty. See
Engine Overheating0255.
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 0255.
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 0147.
Stop as soon as possible, and
inflate the tires to the pressure value
shown on the Tire and Loading
Information label. See Tire Pressure
0 279.
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 0281.
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.
This light should come on briefly as
the engine is started. If it does not
come on, have the vehicle serviced
by your dealer.

Buick Envision Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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Instruments and Controls 129
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. SeeImmobilizer Operation
0 43.
High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer 0161.
IntelliBeam®Light
This light comes on when the
IntelliBeam system, if equipped, is
enabled. See Exterior Lamp
Controls 0159.
Adaptive Forward
Lighting (AFL) Light
This light should come on briefly as
the vehicle is started. If it does not
come on, have the vehicle serviced

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Instruments and Controls 147
Steering System
Messages
STEERING ASSIST IS
REDUCED
This message may display if a
problem occurs with the electric
power steering system. If this
message appears, steering effort
may be slightly higher than normal.
The vehicle is still safe to drive. Use
caution while in reduced assist
mode. If this message is persistent
or appears repeatedly, take the
vehicle to your dealer for service.
SeeSteering 0178.
If the battery has recently been run
down or replaced, the Adaptive
Forward Lighting (AFL) light or
STEERING ASSIST IS REDUCED
message may remain on. This is
normal and there is no loss of power
steering or AFL performance. If the
light or DIC message continues to
display after normal driving, take the
vehicle to your dealer for service.
See Adaptive Forward Lighting
(AFL) Light 0129.
SERVICE POWER STEERING
This message displays when there
is a problem with electric power
steering. If this message displays
and a reduction in steering
performance or loss of power
steering assistance is noticed, see
your dealer. See Steering0178.
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 0281.
TIRE LEARNING ACTIVE
This message displays when the
system is learning new tires. See
Tire Pressure Monitor Operation
0281.
TIRE PRESSURE LOW ADD
AIR TO TIRE
On vehicles with the Tire Pressure
Monitor System (TPMS), this
message displays when the
pressure in one or more of the
vehicle's tires is low.
The low tire pressure warning light
will also come on. See Tire
Pressure Light 0128.
If a tire pressure message displays,
inflate the tires until the tire pressure
is equal to the values shown on the
Tire and Loading Information label.
See Tires 0271, Vehicle Load
Limits 0183, and Tire Pressure
0 279.
More than one tire pressure
message can be received at a time.
The DIC also shows the tire
pressure values.
See Driver Information Center (DIC)
(Base Level) 0131 orDriver
Information Center (DIC) (Uplevel)
0 134.

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150 Instruments and Controls
.Lighting
. Power Door Locks
. Remote Lock, Unlock, Start
Climate and Air Quality
Select and the following may
display:
. Auto Fan Speed
. Auto Defog
. Auto Rear Defog
Auto Fan Speed
This feature will set the maximum
auto fan speed.
Select Low, Medium, or High.
Auto Defog
When set to On, the front defog will
automatically react to temperature
and humidity conditions that may
cause fogging.
Select Off or On. Auto Rear Defog
If equipped, this allows the Auto
Rear Defog to be turned on or off.
This feature will automatically turn
on the rear window defogger when it
is cold outside.
Select Off or On.
Collision/Detection Systems
Select and the following may
display:
.
Alert Type
. Auto Collision Preparation or
Forward Collision System
. Go Notifier
. Rear Cross Traffic Alert
. Lane Change Alert
Alert Type
This feature will set crash alerts to
beeps or seat vibrations. This
setting affects all crash alerts
including Forward Collision, Lane
Departure Warning, Adaptive Cruise
Control, and Parking Assist alerts.
Select Beeps or Safety Alert Seat. Auto Collision Preparation or
Forward Collision System
This feature will turn on or off the
Forward Collision Alert (FCA) and
Forward Automatic Braking (FAB).
The Off setting disables all FCA and
FAB functions. With the Alert and
Brake setting, both FCA and FAB
are available. The Alert setting
disables FAB. See
Forward
Automatic Braking (FAB) 0221.
Select Off, Alert and Brake, or Alert.
Go Notifier
This feature will give a reminder that
Adaptive Cruise Control provides
when it has brought the vehicle to a
complete stop behind another
stopping vehicle, and then that
vehicle drives on.
Select Off or On.
Rear Cross Traffic Alert
This allows the feature to be turned
on or off.
Select Off or On.