light GMC SIERRA 2011 Repair Manual

Black plate (31,1)GMC Sierra Owner Manual - 2011
Instruments and Controls 5-31
Engine Oil Pressure Light
{WARNING
Do not keep driving if the oil
pressure is low. The engine can
become so hot that it catches fire.
Someone could be burned. Check
the oil as soon as possible and
have the vehicle serviced.Notice:
Lack of proper engine oil
maintenance can damage the
engine. The repairs would not be
covered by the vehicle warranty.
Always follow the maintenance
schedule for changing engine oil.
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
goes off.
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 it might
have some other system problem.
If the vehicle is a hybrid, see the
hybrid supplement for more
information.
Low Fuel Warning Light
This light, under the fuel gauge,
comes on briefly while the engine is
being started.
This light and a chime comes on
when the fuel tank is low on fuel.
The Driver Information Center also
displays a “FUEL LEVEL LOW”
message. See Fuel System
Messages on page 5‑46 for more
information. When fuel is added this
light and message should go off. If it
does not, have the vehicle serviced
by your dealer.

Black plate (32,1)GMC Sierra Owner Manual - 2011
5-32 Instruments and Controls
Security Light
For information regarding this light
and the vehicle's security system,
seeAnti-Theft Alarm System on
page 2‑12.
High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer on page 6‑3 for more
information.
Front Fog Lamp Light
The fog lamp lights come on when
the fog lamps are in use.
The lights go out when the fog
lamps are turned off. See Fog
Lamps on page 6‑6 for more
information.
Cruise Control Light
The cruise control light comes on
whenever the cruise control is set.
The light goes out when the cruise
control is turned off. See Cruise
Control on page 9‑73 for more
information.

Black plate (42,1)GMC Sierra Owner Manual - 2011
5-42 Instruments and Controls
SERVICE BATTERY
CHARGING SYSTEM
On some vehicles, this message
displays if there is a problem
with the battery charging system.
Under certain conditions, the
charging system light may also turn
on in the instrument panel cluster.
SeeCharging System Light on
page 5‑24. Driving with this problem
could drain the battery. Turn off all
unnecessary accessories. Have the
electrical system checked as soon
as possible. See your dealer.
Brake System Messages
SERVICE BRAKE SYSTEM
This message displays along with
the brake system warning light if
there is a problem with the brake
system. See Brake System Warning
Light on page 5‑27. If this message
appears, stop as soon as possible
and turn off the vehicle. Restart the
vehicle and check for the message
on the DIC display. If the message
is still displayed or appears again
when you begin driving, the brake
system needs service as soon as
possible. See your dealer.
SERVICE BRAKES SOON
On some vehicles, this message
displays if there is a problem with
the brake system. If this message
appears, stop as soon as possible
and turn off the vehicle. Restart the
vehicle and check for the message
on the DIC display. If the message
is still displayed or appears again
when you begin driving, the brake
system needs service. See your
dealer.
SERVICE TRAILER BRAKE
SYSTEM
On vehicles with the Integrated
Trailer Brake Control (ITBC) system,
this message displays and a chime
may sound when there is a problem
with the ITBC system.
When this message displays, power
is no longer available to the trailer
brakes.

Black plate (46,1)GMC Sierra Owner Manual - 2011
5-46 Instruments and Controls
Fuel System Messages
FUEL LEVEL LOW
This message displays and a
chime may sound if the fuel level
is low. Refuel as soon as possible.
SeeFuel Gauge on page 5‑15
and Fuel on page 9‑84 for more
information.
TIGHTEN GAS CAP
This message may display along
with the check engine light on
the instrument panel cluster if the
vehicle's fuel cap is not tightened
properly. See Malfunction Indicator
Lamp on page 5‑25. Reinstall
the fuel cap fully. See Filling the
Tank on page 9‑88. The diagnostic
system can determine if the fuel
cap has been left off or improperly
installed. A loose or missing fuel
cap allows fuel to evaporate into the
atmosphere. A few driving trips with
the cap properly installed should
turn this light and message off.
Key and Lock Messages
REPLACE BATTERY IN
REMOTE KEY
This message displays if a Remote
Keyless Entry (RKE) transmitter
battery is low. The battery needs
to be replaced in the transmitter.
See “Battery Replacement” under
Remote Keyless Entry (RKE)
System Operation on page 2‑3.
Lamp Messages
TURN SIGNAL ON
This message displays and a chime
sounds if a turn signal is left on for
1.2 km (0.75 mile). Move the turn
signal/multifunction lever to the off
position.
Object Detection System
Messages
PARK ASST BLOCKED SEE
OWNERS MANUAL
If the vehicle has the Ultrasonic
Rear Parking Assist (URPA) system,
this message displays if there is
something interfering with the park
assist system. See Ultrasonic
Parking Assist on page 9‑76 for
more information.
PARK ASSIST OFF
If the vehicle has the Ultrasonic
Rear Parking Assist (URPA) system,
after the vehicle has been started,
this message displays to remind the
driver that the URPA system has
been turned off. Press the set/reset
button or the trip odometer reset
stem to acknowledge this message
and clear it from the DIC display.
To turn the URPA system back on,
see Ultrasonic Parking Assist on
page 9‑76.

Black plate (48,1)GMC Sierra Owner Manual - 2011
5-48 Instruments and Controls
There are several conditions that
can cause this message to appear.
.If the vehicle is overheating,
which could occur if StabiliTrak
activates continuously for an
extended period of time.
.If the brake system warning
light is on. SeeBrake System
Warning Light on page 5‑27.
.If the stability system takes
longer than usual to complete its
diagnostic checks due to driving
conditions.
.If an engine or vehicle related
problem has been detected
and the vehicle needs service.
See your dealer.
.If the vehicle is shifted into 4LO.
The message turns off as soon
as the conditions that caused the
message to be displayed are no
longer present.
TRACTION CONTROL OFF
If the vehicle has StabiliTrak, this
message displays when the Traction
Control System (TCS) is turned off.
Adjust your driving accordingly. See
StabiliTrak
®System on page 9‑70
for more information.
Airbag System Messages
SERVICE AIR BAG
This message displays if there is
a problem with the airbag system.
Have your dealer inspect the
system for problems. See Airbag
Readiness Light on page 5‑20 and
Airbag System on page 3‑29 for
more information.
Anti-Theft Alarm System
Messages
SERVICE THEFT DETERRENT
SYSTEM
This message displays when there
is a problem with the theft-deterrent
system. The vehicle may or may not
restart so you may want to take the
vehicle to your dealer before turning
off the engine. See Immobilizer
Operation on page 2‑13 for more
information.
Starting the Vehicle
Messages
FAST IDLE ON
If your vehicle has this feature, this
message displays when the fast idle
feature is on. See Fast Idle System
on page 9‑39 for more information.

Black plate (49,1)GMC Sierra Owner Manual - 2011
Instruments and Controls 5-49
Tire Messages
SERVICE TIRE MONITOR
SYSTEM
If the vehicle has the Tire Pressure
Monitor System (TPMS), this
message displays if a part on the
system is not working properly.
The tire pressure light also flashes
and then remains on during the
same ignition cycle. SeeTire
Pressure Light on page 5‑30.
Several conditions may cause
this message to appear. See Tire
Pressure Monitor Operation on
page 10‑69 for more information.
If the warning comes on and stays
on, there may be a problem with
the TPMS. See your dealer.
TIRE LEARNING ACTIVE
If the vehicle has the Tire Pressure
Monitor System (TPMS), this
message displays when the system
is re-learning the tire positions on
your vehicle. The tire positions must
be re-learned after rotating the tires
or after replacing a tire or sensor.
See Tire Inspection on page 10‑73,
Tire Rotation on page 10‑73,
Tire Pressure Monitor System on
page 10‑68, and Tire Pressure on
page 10‑66 for more information.
TIRE LOW ADD AIR TO TIRE
If the vehicle has the Tire Pressure
Monitor System (TPMS), this
message displays when the
pressure in one or more of the
vehicle's tires is low. This message
also displays LEFT FRT (left front),
RIGHT FRT (right front), LEFT RR (left rear), or RIGHT RR (right rear)
to indicate the location of the low
tire. The low tire pressure warning
light will also come on. See
Tire
Pressure Light on page 5‑30.
You can receive more than one
tire pressure message at a time.
To read the other messages that
may have been sent at the same
time, press the set/reset button or
the trip odometer reset stem. If a
tire pressure message appears on
the DIC, stop as soon as you can.
Have the tire pressures checked
and set to those shown on the Tire
Loading Information label. See Tires
on page 10‑57, Vehicle Load Limits
on page 9‑25, and Tire Pressure on
page 10‑66. The DIC also shows
the tire pressure values. See Driver
Information Center (DIC) on
page 5‑33.

Black plate (54,1)GMC Sierra Owner Manual - 2011
5-54 Instruments and Controls
AUTO DOOR UNLOCK
This feature allows you to turn
off the automatic door unlocking
feature. It also allows you to select
which doors and when the doors will
automatically unlock. SeeAutomatic
Door Locks on page 2‑9 for more
information.
Press the customization button until
AUTO DOOR UNLOCK appears on
the DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
OFF: None of the doors will
automatically unlock.
DRIVER AT KEY OUT: Only the
driver door will unlock when the key
is taken out of the ignition.
DRIVER IN PARK: Only the driver
door will unlock when the vehicle is
shifted into P (Park) . ALL AT KEY OUT:
All of the doors
will unlock when the key is taken
out of the ignition.
ALL IN PARK (default): All of the
doors will unlock when the vehicle is
shifted into P (Park).
NO CHANGE: No change will be
made to this feature. The current
setting will remain.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC.
REMOTE DOOR LOCK
This feature allows you to select the
type of feedback received when
locking the vehicle with the Remote
Keyless Entry (RKE) transmitter.
You will not receive feedback when
locking the vehicle with the RKE
transmitter if the doors are open.
See Remote Keyless Entry (RKE)
System Operation on page 2‑3 for
more information. Press the customization button until
REMOTE DOOR LOCK appears on
the DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
OFF:
There will be no feedback
when you press the lock button on
the RKE transmitter.
LIGHTS ONLY: The exterior lamps
will flash when you press the lock
button on the RKE transmitter.
HORN ONLY: The horn will sound
on the second press of the lock
button on the RKE transmitter.
HORN & LIGHTS (default): The
exterior lamps will flash when you
press the lock button on the RKE
transmitter, and the horn will sound
when the lock button is pressed
again within five seconds of the
previous command.

Black plate (55,1)GMC Sierra Owner Manual - 2011
Instruments and Controls 5-55
NO CHANGE:No change will be
made to this feature. The current
setting will remain.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC.
REMOTE DOOR UNLOCK
This feature allows you to select
the type of feedback received
when unlocking the vehicle with
the Remote Keyless Entry (RKE)
transmitter. You will not receive
feedback when unlocking the
vehicle with the RKE transmitter if
the doors are open. See Remote
Keyless Entry (RKE) System
Operation on page 2‑3 for more
information. Press the customization button
until REMOTE DOOR UNLOCK
appears on the DIC display. Press
the set/reset button once to access
the settings for this feature. Then
press the customization button to
scroll through the following settings:
LIGHTS OFF:
The exterior lamps
will not flash when you press
the unlock button on the RKE
transmitter.
LIGHTS ON (default): The exterior
lamps will flash when you press
the unlock button on the RKE
transmitter.
NO CHANGE: No change will be
made to this feature. The current
setting will remain.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC. DELAY DOOR LOCK
On vehicles with a crew cab, this
feature turns the delayed door locks
on or off. When locking the doors
with the power door lock switch
and a door is open, this feature
will delay locking the doors until
five seconds after the last door is
closed. You will hear three chimes
to signal that the delayed locking
feature is in use. The key must be
out of the ignition for this feature to
work. You can temporarily override
delayed locking by pressing the
power door lock switch twice.
See
Delayed Locking on page 2‑8
for more information.

Black plate (56,1)GMC Sierra Owner Manual - 2011
5-56 Instruments and Controls
Press the customization button until
DELAY DOOR LOCK appears on
the DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
OFF:There will be no delayed
locking of the vehicle's doors.
ON (default): The doors will not
lock until five seconds after the last
door is closed.
NO CHANGE: No change will be
made to this feature. The current
setting will remain.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC. EXIT LIGHTING
This feature allows you to select
the amount of time you want
the exterior lamps to remain on
when it is dark enough outside.
This happens after the key is turned
from ON/RUN to LOCK/OFF.
Press the customization button
until EXIT LIGHTING appears on
the DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
OFF:
The exterior lamps will not
turn on.
30 SECONDS (default): The
exterior lamps will stay on for
30 seconds.
1 MINUTE: The exterior lamps will
stay on for one minute.
2 MINUTES: The exterior lamps will
stay on for two minutes. NO CHANGE:
No change will be
made to this feature. The current
setting will remain.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC.
APPROACH LIGHTING
This feature allows you to select if
the exterior lights turn on briefly
during low light periods after
unlocking the vehicle using the
Remote Keyless Entry (RKE)
transmitter.
Press the customization button until
APPROACH LIGHTING appears on
the DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
OFF: The exterior lights will not
turn on when you unlock the vehicle
with the RKE transmitter.

Black plate (57,1)GMC Sierra Owner Manual - 2011
Instruments and Controls 5-57
ON (default):If it is dark enough
outside, the exterior lights will turn
on briefly when you unlock the
vehicle with the RKE transmitter.
The lights will remain on for
20 seconds, until the lock button
on the RKE transmitter is pressed,
or until the vehicle is no longer off.
See Remote Keyless Entry (RKE)
System Operation on page 2‑3 for
more information.
NO CHANGE: No change will be
made to this feature. The current
setting will remain.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC. CHIME VOLUME
If available, this feature allows you
to select the volume level of the
chime.
Press the customization button until
CHIME VOLUME appears on the
DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
NORMAL:
The chime volume will
be set to a normal level.
LOUD: The chime volume will be
set to a loud level.
NO CHANGE: No change will be
made to this feature. The current
setting will remain.
There is no default for chime
volume. The volume will stay at
the last known setting.
To select a setting, press the
set/reset button while the desired
setting is displayed on the DIC. PARK TILT MIRRORS
If the vehicle has this feature, it
allows you to select if the outside
mirror(s) will automatically tilt down
when the vehicle is shifted into
R (Reverse). See
Park Tilt Mirrors
on page 2‑17 for more information.
Press the customization button until
PARK TILT MIRRORS appears on
the DIC display. Press the set/reset
button once to access the settings
for this feature. Then press the
customization button to scroll
through the following settings:
OFF (default): Neither outside
mirror will be tilted down when the
vehicle is shifted into R (Reverse).
DRIVER MIRROR: The driver
outside mirror will be tilted down
when the vehicle is shifted into
R (Reverse).