Congratulations on your purchase of a GMC Sierra or Sierra Denali. Please read this information and your
Owner Manual to ensure an outstanding ownership experience. Note that your vehicle may not include all the
features described in this booklet. Keep this booklet with your Owner Manual for easy reference.
A. Dome Lamp Override Button
B. Headlamp Controls
C. Air Outlets
D. Automatic Transfer Case/
Electronic Transfer Case/Traction
Assist System (TAS)
E. Turn Signal/Multifunction Lever
F. Instrument Panel Cluster
G. Range Selection Mode Button
H. Gearshift Lever
(automatic transmission)
I. Tow/Haul Selector Button
(if equipped)
J. Audio System
K. Climate Control System
L. Instrument Panel Fuse Block
M.Cargo Lamp Button
N. Hood Release
O. Steering Wheel Control Buttons
(if equipped)
P. Center Instrument Panel
Fuse Block
Q. Parking Brake Release
See Section 3 of your Owner Manual.
R. Tilt Wheel Lever
S. Cigarette Lighter
T. Accessory Power Outlet
U. Manual Selectable Ride Control
(if equipped)
V. Auxiliary Roof Mounted Lamp
Button
W.Passenger Air Bag Off Switch
(if equipped)
X. Glove Box
Instrument Panel Cluster
A
B
C
H
D
E
F
G
Your vehicle’s instrument panel is
equipped with this cluster or one very
similar to it. The U.S. Heavy-Duty
(Allison) Transmission version is
shown here.
The instrument panel cluster includes
these key features:
A. Transmission Temperature Gauge
(if equipped)
B. Tachometer
C. Speedometer and Transmission
Gear Selector
D. Oil Pressure Gauge
E. Fuel Gauge
F. Voltmeter
G. Engine Coolant Temperature
Gauge
H. Driver Information Center (DIC)
and Odometer
See Section 3 of your Owner Manual.
NOTE: See Section 3 of your Owner
Manual for more information about
what the lights, gauges and indicators on your vehicle’s instrument
panel tell you about your vehicle’s
operation.
3
4
Getting to Know Your Sierra/Sierra Denali
Heated Front Seats (if equipped)
B
A
This feature allows you to heat the front
seatbacks and seat cushions simultaneously or just the seatbacks. The controls
are located on the driver and front passenger door panels.
Select a heat setting for both the
seatback and seat cushion
• Press and release the horizontal
button (“A” above) until the indicator
light shows the desired setting.
Select a heat setting for the seatback
only
• Press and release the vertical button
(“B” above) until the indicator light
shows the desired setting.
See Section 1 of your Owner Manual.
Power Lumbar Front Seats
(if equipped)
Passenger Automatic Locking
Restraint (ALR)
The safety belt is designed to lock during an accident, but it will also lock if it is
pulled out all the way during initial buckling, and you may be unaware that this
has happened. If the safety belt does
lock, unbuckle it and allow it to retract
fully; then pull it out and rebuckle the
belt.
See Section 1 of your Owner Manual.
Driver and Front Passenger
Safety Belt Reminder
(if equipped)
A chime will sound and the safety belt
light ( ) will be illuminated and flash
for several seconds when the ignition
key is turned to Run or Start, or at
any time the vehicle is running, and the
driver’s safety belt is not buckled.
If your vehicle is equipped with the
Passenger Sensing System, the chime
will sound and a message will be displayed on the Driver Information Center
for several seconds if the passenger’s
safety belt is not buckled under the
same conditions.
See Section 3 of your Owner Manual.
Adjust lumbar
support
• Press the front
or rear of the
two-way lumbar
control located
on the side of
the seat cushion near the door.
Release at the preferred setting.
See Section 1 of your Owner Manual.
Automatic Dimming Rearview
Mirror with OnStar®, Compass
and Temperature Display
(if equipped)
Controls for the dimming feature, as well
as OnStar®(if equipped) and the compass and temperature displays, are
located on the bottom of the mirror.
5
When on, the automatic interior dimming
rearview mirror dims to the proper level
to minimize glare from lights behind you
when it’s dark outside.
Turn the self-dimming function
on or off
• Press and hold for approximately
eight seconds.
Use the OnStar system
• Press to connect to an OnStar
®
Advisor.
• Press to answer or end a call
from the OnStar®Center.
• Press in an emergency to connect
to an OnStar®Advisor who can contact the nearest emergency services
provider.
Turn the outside temperature displays
and compass readings on or off
• Press .
Display temperature
• Press and hold for four seconds
(until the display blinks) to toggle
between °C and °F. Once the desired
°C or °F is displayed, release the
button. Wait four seconds and the
temperature will be displayed.
See Section 2 of your Owner Manual.
Automatic Climate Control
System (if equipped)
B
D
A
C
Adjust settings for automatic
operation
• Push the AUTO button (“A” above)
and adjust the temperature knob (“B”
above) to the desired temperature.
When automatic operation is active, the
system will control the inside temperature, air delivery, air inlet and fan speed.
Set same temperature for driver and
front passenger
• Press and hold the AUTO button for
four seconds.
• Turn the passenger-side temperature
knob to select a different temperature
for the passenger.
Select air distribution manually
• Press and release the Mode
button (“C” above) until the desired
source of air is indicated on the display.
The Mode feature allows you to select
air delivery to the floor, the instrument
panel outlets, or the windshield outlets.
Manually raise or lower fan speed
•
Press the upper or lower portion of the
Fan control button (“D” above).
6
Getting to Know Your Sierra/Sierra Denali
Additional Climate Control System
Functions (Automatic)
Recirculates interior air while in
:
Vent or Bi-Level position. Use this setting to get maximum cooling from the air
conditioning system. To prevent
window fogging, Recirculation will not
operate in the Defog, Defrost or Floor
mode.
Note: To avoid window fogging on rainy
and humid days at temperatures above
freezing, run the air conditioner ( ).
Also, it is best to avoid the use of the
recirculation mode ( ) except for
short times to avoid exterior odors or
when maximum air conditioning performance is needed.
See Section 3 of your Owner Manual.
Manual Climate Control System
(if equipped)
Additional Climate Control System
Functions (Manual)
: Recirculates interior air while in
Vent or Bi-Level position. Use this setting to get maximum cooling from the air
conditioning system. To prevent
window fogging, Recirculation will not
operate in the Defog, Defrost or Floor
mode.
on and off. The button’s LED will
illuminate when the air conditioning
system is on.
Note: When the climate control system
is in the Off position ( ), outside air
will continue to enter the vehicle and will
be directed according to the mode
position selected. This is normal climate
control operation.
See Section 3 of your Owner Manual.
C
A
B
Adjust settings for operation
• Adjust air delivery location with mode
control knob (“A” above).
• Adjust driver/passenger temperatures
with levers (“B” above).
• Set fan speed to desired setting
(“C” above).
Entertainment Systems —
Radio/CD
Set the time on radios without a
Radio Data System (RDS)
• Press and hold the HR or MIN arrow
for two seconds.
• Press the HR (down) arrow until the
correct hour appears on the display.
• Press and hold the MIN (up) arrow
until the correct minute appears on
the display.
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