Black plate (16,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - CRC - 6/20/14
2-16 Keys, Doors, and Windows
Folding Mirrors
Crew/Double Cab Premium
Shown, Other Models Similar
Power Folding
If equipped with power folding
mirrors:
1. Press (2) to fold the mirrors out to the driving position.
2. Press (2) again to fold the mirrors in to the folded position. The mirrors may also include a
memory function that works with the
memory seats. See
Memory Seats
on page 3-5.
Resetting the Power Folding
Mirrors
Reset the power folding mirrors if:
.The mirrors are accidentally
obstructed while folding.
.They are accidentally manually
folded/unfolded.
.The mirrors will not stay in the
unfolded position.
.The mirrors vibrate at normal
driving speeds.
Fold and unfold the mirrors three
times using the mirror controls to
reset them to their normal position.
A popping noise may be heard. This
sound is normal after a manual
folding operation.
Manual Folding
If equipped, push the mirror toward
the vehicle to fold. Push the mirror
outward to return to its original
position.
Manually fold the mirrors inward to
prevent damage when going
through an automatic car wash.
Auto Mirror Folding
If equipped, with the ignition off,
press and hold
Qon the RKE
transmitter for approximately
one second to automatically fold the
exterior mirrors. Press and hold
K
on the RKE transmitter for
approximately one second to unfold.
See Remote Keyless Entry (RKE)
System Operation on page 2-4.
This feature is turned on or off
through vehicle personalization. See
Vehicle Personalization on
page 5-42.
Black plate (2,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
5-2 Instruments and Controls
Airbag System Messages . . . . 5-37
Safety Belt Messages . . . . . . . 5-37
Security Messages . . . . . . . . . . 5-38
Steering SystemMessages . . . . . . . . . . . . . . . . . . 5-38
Tire Messages . . . . . . . . . . . . . . . 5-38
Transmission Messages . . . . . 5-39
Vehicle Reminder Messages . . . . . . . . . . . . . . . . . . 5-41
Vehicle Speed Messages . . . . 5-42
Washer Fluid Messages . . . . . 5-42
Vehicle Personalization
Vehicle Personalization . . . . . . 5-42
Universal Remote System
Universal Remote System . . . 5-49
Universal Remote System Programming . . . . . . . . . . . . . . . 5-49
Universal Remote System Operation . . . . . . . . . . . . . . . . . . 5-52
Controls
Steering Wheel
Adjustment
To adjust the tilt and telescoping
steering wheel:
1. Push the lever (1) down to move
the steering wheel forward or
rearward. Lift the lever up to lock
the wheel in place.
2. Pull the lever (2) toward you and release, to move the steering
wheel up or down. The ignition may need to be set to
the ACC/ACCESSORY or ON/RUN
position to disengage the tilt and
telescoping steering column and
allow easier adjustment.
Do not adjust the steering wheel
while driving.
Steering Wheel Controls
The infotainment system can be
operated by using the steering
wheel controls. See "Steering
Wheel Controls" in the infotainment
manual.
Black plate (32,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
5-32 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 cluster. SeeCharging
System Light on page 5-18. 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.
TRANSPORT MODE ON
This message is displayed when the
vehicle is in transport mode. Some
features can be disabled while in
this mode, including Remote
Keyless Entry (RKE), remote start,
and the vehicle alarm system. Take
the vehicle to your dealer for service
to turn transport mode off.
Brake System Messages
BRAKE FLUID LOW
This message is displayed when the
brake fluid level is low. See Brake
Fluid on page 10-27.
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.
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.
As soon as it is safe to do so,
carefully pull your vehicle over to
the side of the road and turn the
ignition off. Check the wiring
connection to the trailer and turn the
ignition back on. If this message still
displays, either your vehicle or the
trailer needs service. See your
dealer.
See
“Integrated Trailer Brake
Control System” underTowing
Equipment on page 9-78 for more
information.
Compass Messages
Dashes may be displayed if the
vehicle temporarily loses
communication with the Global
Positioning System (GPS).
Black plate (35,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
Instruments and Controls 5-35
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. See
Fuel Gauge on page 5-12andFuel
on page 9-63.
TIGHTEN GAS CAP
This message may display along
with the malfunction indicator lamp
on the instrument cluster if the
vehicle's fuel cap is not tightened
properly. See Malfunction Indicator
Lamp on page 5-18. Reinstall the
fuel cap fully. See Filling the Tank
on page 9-66. 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 2-4.
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 mi). Move the turn
signal lever to the off position.
Object Detection System
Messages
FORWARD COLLISION
ALERT OFF
This message displays when the
Forward Collision Alert has been
turned off.
FRONT CAMERA BLOCKED
CLEAN WINDSHIELD
This message displays when the
camera is blocked. Cleaning the
outside of the windshield behind the
rearview mirror may correct the
issue. The Lane Departure Warning
(LDW) system and Forward
Collision Alert (FCA) will not
operate.
LANE DEPARTURE WARNING
UNAVAILABLE
This message displays when
attempting to activate the Lane
Departure Warning (LDW) system
Black plate (45,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
Instruments and Controls 5-45
adjusted to this level. To set the
maximum startup volume, press +
or−to increase or decrease.
Vehicle
Select and the following may
display:
.Climate and Air Quality
.Collision/Detection Systems
.Comfort and Convenience
.Lighting
.Power Door Locks
.Remote Lock, Unlock, Start
Climate and Air Quality
Select the Climate and Air Quality
menu and the following may display:
.Auto Fan Max Speed
.Auto Rear Defog
Auto Fan Max Speed
This feature will set the maximum
auto fan speed.
Select Low, Medium, or High. Auto Rear Defog
If equipped, this feature will
automatically turn on the rear
window defogger when it is cold
outside.
Select Off or On.
Collision/Detection Systems
Select the Collision/Detection
Systems menu and the following
may display:
.Alert Type
.Auto Collision Preparation
.Park Assist
Alert Type
This feature will set crash alerts to
beeps or seat vibrations. This
setting affects all crash alerts
including Forward Collision Alert,
Lane Departure Warning, and Park
Assist alerts.
Select Beeps or Safety Alert Seat. Auto Collision Preparation
This feature will turn on or off the
Forward Collision Alert feature as
well as the automatic braking
capability of the Auto Collision
Preparation feature. With the Alert
and Brake setting, both Forward
Collision Alert as well as the
automatic braking capability of the
Auto Collision Preparation feature
are available. The Alert setting
disables most automatic braking
functions of the Auto Collision
Preparation feature. Some
last-second automatic braking
capability is still provided with the
Alert setting, but it is much less
likely to be triggered by most driving
conditions. Off disables all Forward
Collision Alert and automatic
braking capabilities of the Auto
Collision Preparation feature.
Select Off, Alert and Brake, or Alert.
See
Object Detection System
Messages on page 5-35.
Black plate (46,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
5-46 Instruments and Controls
Park Assist
If equipped, this allows the feature
to be turned on or off. See
Assistance Systems for Parking or
Backing on page 9-56.
Select Off, On, or On with Towbar
Attached.
Comfort and Convenience
Select the Comfort and
Convenience menu and the
following may display:
.Auto Memory Recall
.Easy Exit Options
.Chime Volume
.Reverse Tilt Mirror
.Auto Mirror Folding
Auto Memory Recall
This allows the feature to be turned
on or off. See Memory Seats on
page 3-5.
Select On or Off. Easy Exit Options
This allows the feature to be turned
on or off. See
Memory Seats on
page 3-5.
Select On or Off.
Chime Volume
This allows the selection of the
chime volume level.
Press + or −to adjust the volume.
Reverse Tilt Mirror
When on, the driver and/or
passenger mirrors will tilt downward
when the vehicle is shifted to
R (Reverse) to improve visibility of
the ground near the rear wheels.
Select Off, On - Driver and
Passenger, On - Driver, or On -
Passenger.
Auto Mirror Folding
When on, the outside rearview
mirrors will automatically fold or
unfold when the Remote Keyless
Entry (RKE) transmitter
QorK
button is pressed and held. Select Off or On.
Lighting
Select the Lighting menu and the
following may display:
.Vehicle Locator Lights
.Exit Lighting
Vehicle Locator Lights
This feature will flash the exterior
lights when
Kon the Remote
Keyless Entry (RKE) transmitter is
pressed to locate the vehicle.
Select On or Off.
Exit Lighting
This allows the selection of how
long the exterior lamps stay on
when leaving the vehicle when it is
dark outside.
Select Off, 30 Seconds, 60
Seconds, or 120 Seconds.
Black plate (47,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
Instruments and Controls 5-47
Power Door Locks
Select Power Door Locks and the
following may display:
.Auto Door Unlock
.Delayed Door Lock
Auto Door Unlock
This allows selection of which of the
doors will automatically unlock when
the vehicle is shifted into P (Park).
Select Off, All Doors, or Driver Door.
Delayed Door Lock
When on, this feature will delay the
locking of the doors. To override the
delay, press the power door lock
switch on the door.
Select On or Off.
Remote Lock, Unlock, Start
Select Remote Lock, Unlock, Start
and the following may display:
.Remote Unlock Light Feedback
.Remote Lock Feedback
.Remote Door Unlock
.Remote Start Auto Cool Seats
.Remote Start Auto Heat Seats
.Passive Door Unlock
.Passive Door Lock
.Remote Left in Vehicle Alert
Remote Unlock Light Feedback
When on, the exterior lamps will
flash when unlocking the vehicle
with the RKE transmitter.
Select Off or Flash Lights.
Remote Lock Feedback
This allows selection of what type of
feedback is given when locking the
vehicle with the RKE transmitter.
Select Off, Lights and Horn, Lights
Only, or Horn Only.
Remote Door Unlock
This allows selection of which doors
will unlock when pressing
Kon the
RKE transmitter.
Select All Doors or Driver Door. Remote Start Auto Cool Seats
If equipped and turned on, this
feature will turn the cooled seats on
when using remote start on
warm days.
Select Off or On.
Remote Start Auto Heat Seats
If equipped and turned on, this
feature will turn the heated seats on
when using remote start on
cold days.
Select Off or On.
Passive Door Unlock
This allows the selection of what
doors will unlock when using the
button on the driver door to unlock
the vehicle.
Select All Doors or Driver
Door Only.
Black plate (48,1)GMC 2015i Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-8431500) - 2015 - crc - 6/20/14
5-48 Instruments and Controls
Passive Door Lock
This allows passive locking to be
turned on or off and selects
feedback. SeeRemote Keyless
Entry (RKE) System Operation on
page 2-4.
Select Off, On with Horn
Chirp, or On.
Remote Left in Vehicle Alert
This feature sounds an alert when
the RKE transmitter is left in the
vehicle.
Select Off or On.
Bluetooth
Select and the following may
display:
.Pair New Device
.Device Management
.Ringtones
.Voice Mail Numbers Pair New Device
Select to pair a new device. See
“Pairing”
in“Infotainment Controls”
under “Bluetooth” in the infotainment
manual.
Device Management
Select to connect to a different
phone source, disconnect a phone,
or delete a phone.
Ringtones
Press to change the ring tone for
the specific phone. The phone does
not need to be connected to change
the ring tone.
Voice Mail Numbers
This feature displays the voice mail
number for all connected phones.
To change the voice mail number,
select EDIT or press the EDIT
button. Type a new number, then
select SAVE or press the SAVE
button.
Voice
Select and the following may
display:
.Prompt Length
.Audio Feedback Speed
Prompt Length
This feature adjusts the voice
prompt length.
Select Short or Long.
Audio Feedback Speed
This feature adjusts the audio
feedback speed.
Select Slow, Medium, or Fast.
Display
Select and the following may
display:
.Calibrate Touchscreen
.Turn Display Off
Calibrate Touchscreen
Select to calibrate the touchscreen,
then follow the prompts.