GMC SIERRA 2019 Owner's Manual

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GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . 2
In Brief . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Keys, Doors, and Windows . . . . . 31
Seats and Restraints . . . . . . . . . . . 68
Storage . . . . . . . . . . . . . . . . . . . . . . . 126
Instruments and Controls . . . . . . 131
Lighting . . . . . . . . . . . . . . . . . . . . . . . 179
Infotainment System . . . . . . . . . . 190
Climate Controls . . . . . . . . . . . . . . 191
Driving and Operating . . . . . . . . . 199
Vehicle Care . . . . . . . . . . . . . . . . . . 316
Service and Maintenance . . . . . 418
Technical Data . . . . . . . . . . . . . . . . 434
Customer Information . . . . . . . . . 438
Reporting Safety Defects . . . . . . 448
OnStar . . . . . . . . . . . . . . . . . . . . . . . . 452
Connected Services . . . . . . . . . . . 460
Index . . . . . . . . . . . . . . . . . . . . 464

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
2 Introduction
Introduction
The names, logos, emblems,
slogans, vehicle model names, and
vehicle body designs appearing in
this manual including, but not limited
to, GM, the GM logo, GMC, the
GMC Truck Emblem, SIERRA, and
DENALI are trademarks and/or
service marks of General Motors
LLC, its subsidiaries, affiliates,
or licensors.
For vehicles first sold in Canada,
substitute the name“General
Motors of Canada Company” for
GMC Division wherever it appears
in this manual. This manual describes features that
may or may not be on the vehicle
because of optional equipment that
was not purchased on the vehicle,
model variants, country
specifications, features/applications
that may not be available in your
region, or changes subsequent to
the printing of this owner
’s manual.
If the vehicle has the Duramax
diesel engine, see the Duramax
diesel supplement for additional and
specific information on this engine.
Refer to the purchase
documentation relating to your
specific vehicle to confirm the
features.
Keep this manual in the vehicle for
quick reference.
Canadian Vehicle Owners
A French language manual can be
obtained from your dealer, at
www.helminc.com, or from:
Propriétaires Canadiens
On peut obtenir un exemplaire de
ce guide en français auprès du
concessionnaire ou à l'adresse
suivante:
Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170
USA
Using this Manual
To quickly locate information about
the vehicle, use the Index in the
back of the manual. It is an
alphabetical list of what is in the
manual and the page number where
it can be found.
Litho in U.S.A.
Part No. 23400205 D Fourth Printing©2019 General Motors LLC. All Rights Reserved.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
Introduction 3
Danger, Warning, and
Caution
Warning messages found on vehicle
labels and in this manual describe
hazards and what to do to avoid or
reduce them.
{Danger
Danger indicates a hazard with a
high level of risk which will result
in serious injury or death.
{Warning
Warning indicates a hazard that
could result in injury or death.
Caution
Caution indicates a hazard that
could result in property or vehicle
damage.
A circle with a slash through it is a
safety symbol which means“Do
Not,” “Do not do this,” or“Do not let
this happen.”
Symbols
The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message,
gauge, or indicator.
M: Shown when the owner ’s
manual has additional instructions
or information.
*: Shown when the service
manual has additional instructions
or information.
0: Shown when there is more
information on another page —
“see page.” Vehicle Symbol Chart
Here are some additional symbols
that may be found on the vehicle
and what they mean. See the
features in this manual for
information.
u:
Air Conditioning System
G:Air Conditioning Refrigerant Oil
9:Airbag Readiness Light
!:Antilock Brake System (ABS)
$:Brake System Warning Light
9:Dispose of Used Components
Properly
P: Do Not Apply High Pressure
Water
B: Engine Coolant Temperature
_: Flame/Fire Prohibited
H:Flammable
[:Forward Collision Alert
R: Fuse Block Cover Lock
Location
+: Fuses
j:ISOFIX/LATCH System Child
Restraints

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
4 Introduction
Q:Keep Fuse Block Covers
Properly Installed
|: Lane Change Alert
@:Lane Departure Warning
A:Lane Keep Assist
*:Malfunction Indicator Lamp
::Oil Pressure
X:Park Assist
~:Pedestrian Ahead Indicator
O:Power
7: Rear Cross Traffic Alert
I:Registered Technician
/:Remote Vehicle Start
>: Seat Belt Reminders
I:Side Blind Zone Alert
h:Stop/Start
7: Tire Pressure Monitor
d:Traction Control/StabiliTrak/
Electronic Stability Control (ESC)
a: Under Pressure
V:Vehicle Ahead Indicator

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
In Brief 5
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . . . 6
Initial Drive Information
Initial Drive Information . . . . . . . . . . 8
Stop/Start System . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . 9
Remote Vehicle Start . . . . . . . . . . . 9
Door Locks . . . . . . . . . . . . . . . . . . . . 10
Windows . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . 11
Memory Features . . . . . . . . . . . . . . 13
Heated and Ventilated Seats . . . 13
Head Restraint Adjustment . . . . 14
Seat Belts . . . . . . . . . . . . . . . . . . . . . 14
Passenger Sensing System . . . 14
Mirror Adjustment . . . . . . . . . . . . . . 15
Steering Wheel Adjustment . . . . 16
Interior Lighting . . . . . . . . . . . . . . . . 17
Exterior Lighting . . . . . . . . . . . . . . . 18
Windshield Wiper/Washer . . . . . . 19
Climate Controls . . . . . . . . . . . . . . . 20
Transmission . . . . . . . . . . . . . . . . . . 21
Four-Wheel Drive . . . . . . . . . . . . . . 22
Vehicle Features
Infotainment System . . . . . . . . . . . 23
Steering Wheel Controls . . . . . . . 23
Cruise Control . . . . . . . . . . . . . . . . . 23
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . 23
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . 24
Forward Automatic Braking (FAB) . . . . . . . . . . . . . . . . 24
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . 24
Lane Keep Assist (LKA) . . . . . . . 25
Lane Change Alert (LCA) . . . . . . 25
Surround Vision . . . . . . . . . . . . . . . 25
Rear Vision Camera (RVC) . . . . 25
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . . . . . . . . . . . . 25
Park Assist . . . . . . . . . . . . . . . . . . . . 25
Power Outlets . . . . . . . . . . . . . . . . . 26
Universal Remote System . . . . . 26
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 26
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . 27
Tire Pressure Monitor . . . . . . . . . . 28
Fuel (Gasoline - Except L87 6.2L Engine) . . . . . . . . . . . . . 28 Fuel (Gasoline - L87 6.2L
Engine) . . . . . . . . . . . . . . . . . . . . . . . 29
Fuel (Diesel) . . . . . . . . . . . . . . . . . . . 29
E85 or FlexFuel . . . . . . . . . . . . . . . . 29
Engine Oil Life System . . . . . . . . 29
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . . . 30
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . 30

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
6 In Brief
Instrument Panel

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
In Brief 7
1. Tow/Haul Mode (On SomeModels). See Driver Mode
Control 0250.
Automatic Transfer Case
Control (If Equipped). See
Four-Wheel Drive 0239.
Driver Mode Control 0250 (If
Equipped).
2. Air Vents 0197.
3. Head-Up Display (HUD) 0166
(If Equipped).
4. Turn Signal Lever. See Turn
and Lane-Change Signals
0 184.
Windshield Wiper/Washer
0 133.
5. Instrument Cluster 0140.
6. Shift Lever. See Automatic
Transmission 0233.
Range Selection Mode. See
Manual Mode 0235.
7. Light Sensor. See Automatic
Headlamp System 0182.
8. Infotainment 0190. 9.
Climate Control Systems 0191
(If Equipped).
Dual Automatic Climate Control
System 0193 (If Equipped).
10. Heated and Ventilated Front
Seats 076 (If Equipped).
11.
XPark Assist Switch (If
Equipped). See Assistance
Systems for Parking or Backing
0 259.
gTraction Control/Electronic
Stability Control 0247.
|Hazard Warning Flashers
0 183.
ALane Keep Assist (LKA)
0 274 (If Equipped).
5Hill Descent Control Switch
(If Equipped). See Hill Descent
Control (HDC) 0249.
jPower Assist Steps 054 (If
Equipped).
5Power Release Tailgate
(If Equipped). See Tailgate
0 48. DC/AC Switch. See
Power
Outlets 0134.
hAuto Stop Disable Switch
(If Equipped). See Stop/Start
System 0225.
LExpress Window Down
Button (If Equipped). See
Power Windows 064.
Tow/Haul Mode (On Some
Models). See Driver Mode
Control 0250.
12. Power Outlet (Alternating Current) (If Equipped). See
Power Outlets 0134.
13. Power Outlets 0134.
14. USB Port. See the infotainment manual.
15. Wireless Charging 0137 (If
Equipped).
16. Trailer Brake Control Panel (If Equipped). See “Integrated
Trailer Brake Control System”
under Towing Equipment
0 290.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
8 In Brief
17. ENGINE START/STOP. SeeIgnition Positions (Key Access)
0220 or
Ignition Positions (Keyless
Access) 0222.
18. Steering Wheel Controls 0133
(If Equipped).
Driver Information Center (DIC)
Controls. See Driver
Information Center (DIC)
(Midlevel and Uplevel) 0163 or
Driver Information Center (DIC)
(Base Level) 0161.
19. Horn 0133.
20. Hood Release. See Hood
0 319.
21. Steering Wheel Adjustment
0132 (Out of View).
22. Cruise Control 0255.
Forward Collision Alert (FCA)
System 0265 (If Equipped).
23. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0151.
24. Electric Parking Brake 0245. 25.
Fog Lamps 0184 (If
Equipped).
Instrument Panel Illumination
Control 0186.
Exterior Cargo Lamps 0185.
Exterior Lamp Controls 0179.
Task Lighting 0185 (If
Equipped).Initial Drive
Information
This section provides a brief
overview about some of the
important features that may or may
not be on your specific vehicle.
For more detailed information, refer
to each of the features which can be
found later in this owner ’s manual.
Stop/Start System
If equipped, the Stop/Start system
will shut off the engine to help
conserve fuel. It has components
designed for the increased number
of starts.
When the brakes are applied and
the vehicle is at a complete stop,
the engine may turn off. When
stopped, the tachometer displays
AUTO STOP. SeeTachometer
0 145. When the brake pedal is
released or the accelerator pedal is
pressed, the engine will restart. See
Stop/Start System 0225.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
In Brief 9
Remote Keyless Entry
(RKE) System
The Remote Keyless Entry (RKE)
transmitter functions may work from
up to 60 m (197 ft) away from the
vehicle.
Keyless Access
Key Access
K:Press to unlock the driver door.
Press
Kagain within three seconds
to unlock all remaining doors and
the tailgate, if equipped.
Q: Press to lock all doors and the
tailgate, if equipped. Lock and
unlock feedback can be
personalized. See Vehicle
Personalization 0170.
7:Press and release one time to
initiate vehicle locator. Press
7and
hold for more than three seconds to
sound the panic alarm. Press
7
again to cancel the panic alarm.
x: Press twice quickly to release
the tailgate, if equipped.
See Keys 031 and
Remote Keyless Entry (RKE)
System Operation (Keyless Access)
0 34 or
Remote Keyless Entry (RKE)
System Operation (Key Access)
0 42.
Remote Vehicle Start
If equipped, the engine can be
started from outside of the vehicle.
Starting the Vehicle
1. Press and releaseQon the
RKE transmitter.
2. Immediately press and hold
/
for at least four seconds or until
the turn signal lamps flash.