GMC SIERRA 2019 Owner's Manual

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
460 Connected Services
Connected
Services
Connected Services
Navigation . . . . . . . . . . . . . . . . . . . . 460
Connections . . . . . . . . . . . . . . . . . . 461
Diagnostics . . . . . . . . . . . . . . . . . . . 463
Connected Services
Navigation
Navigation requires a specific
OnStar or connected service plan.
Press
Qto receive Turn-by-Turn
directions or have them sent to the
vehicle’s navigation screen,
if equipped.
Turn-by-Turn Navigation
1. PressQto connect to an
Advisor.
2. Request directions to be downloaded to the vehicle.
3. Follow the voice-guided commands.
Using Voice Commands
During a Planned Route
Functionality of the Voice Command
button, if equipped, may vary by
vehicle and region. For some
vehicles, press
=to open the OnStar app on the infotainment
display. For other vehicles press
=
as follows.
Cancel Route
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Cancel route.” System
responds: “Do you want to
cancel directions?”
3. Say “Yes.”System responds:
“OK, request completed, thank
you, goodbye.”
Route Preview
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Route preview.” System
responds with the next three
maneuvers.
Repeat
1. Press
=. System responds:
“OnStar ready,” then a tone.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
Connected Services 461
2. Say“Repeat.” System
responds with the last direction
given, then responds with
“OnStar ready,” then a tone.
Get My Destination
1. Press
=. System responds:
“OnStar ready,” then a tone.
2. Say “Get my destination.”
System responds with the
address and distance to the
destination, then responds with
“OnStar ready,” then a tone.
Send Destination to Vehicle
Directions can be sent to the
vehicle’s navigation screen,
if equipped.
Press
Q, then ask the Advisor to
download directions to the vehicle’s
navigation system, if equipped. After
the call ends, the navigation screen
will provide prompts to begin driving
directions. Routes that are sent to
the navigation screen can only be
canceled through the navigation
system. See www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Connections
The following services help with
staying connected.
For coverage maps, see
www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Ensuring Security
.
Change the default passwords
for the Wi-Fi hotspot and
myGMC mobile application.
Make these passwords different
from each other and use a
combination of letters, numbers,
and symbols to increase the
security.
. Change the default name of the
SSID (Service Set Identifier).
This is your network’s name that
is visible to other wireless
devices. Choose a unique name
and avoid family names or
vehicle descriptions. Wi-Fi Hotspot (If Equipped)
The vehicle may have a built-in
Wi-Fi hotspot that provides access
to the Internet and web content at
4G LTE speed. Up to seven mobile
devices can be connected. A data
plan is required. Use the in-vehicle
controls only when it is safe to
do so.
1. To retrieve Wi-Fi hotspot information, press
=to open
the OnStar app on the
infotainment display, then
select Wi-Fi Hotspot. On some
vehicles, touch Wi-Fi or Wi-Fi
Settings on the screen.
2. The Wi-Fi settings will display the Wi-Fi hotspot name (SSID),
password, and on some
vehicles, the connection type
(no Internet connection, 3G,
4G, 4G LTE), and signal quality
(poor, good, excellent).

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
462 Connected Services
3. To change the SSID orpassword, press
Qor call
1-888-4ONSTAR to connect
with an Advisor. On some
vehicles, the SSID and
password can be changed in
the Wi-Fi Hotspot menu.
After initial set-up, your vehicle’s
Wi-Fi hotspot will connect
automatically to your mobile
devices. Manage data usage by
turning Wi-Fi on or off on your
mobile device, using the myGMC
mobile app, or by contacting an
OnStar Advisor. On some vehicles,
Wi-Fi can also be managed from the
Wi-Fi Hotspot menu.
MyGMC Mobile App (If Available)
Download the myGMC mobile app
to compatible Apple and Android
smartphones. GMC users can
access the following services from a
smartphone:
. Remotely start/stop the vehicle,
if factory-equipped.
. Lock/unlock doors, if equipped
with automatic locks. .
Activate the horn and lamps.
. Check the vehicle’s fuel level, oil
life, or tire pressure,
if factory-equipped with the Tire
Pressure Monitor System.
. Send destinations to the vehicle.
. Locate the vehicle on a map
(U.S. market only).
. Turn the vehicle's Wi-Fi hotspot
on/off, manage settings, and
monitor data consumption,
if equipped.
. Locate a dealer and schedule
service.
. Request roadside assistance.
. Set a parking reminder with pin
drop, take a photo, make a note,
and set a timer.
. Connect with GMC on social
media.
Features are subject to change. For
myGMC mobile app information and
compatibility, see my.gmc.com.
An active OnStar or connected
service plan may be required.
A compatible device, factory-installed remote start, and
power locks are required. Data rates
apply. See www.onstar.com for
details and system limitations.
Remote Services
Contact an OnStar Advisor to
unlock the doors or sound the horn
and flash the lamps.
Marketplace
OnStar Advisors can provide offers
from restaurants and retailers on
your route, help locate hotels,
or book a room. These services
vary by market.
OnStar Hands-Free Calling
Make and receive calls with the
built-in wireless calling service,
which requires available minutes.
Functionality of the Voice Command
button may vary by vehicle and
region. For some vehicles, press
=
to open the OnStar app on the
infotainment display, then select
Hands-Free calling. For other
vehicles press
=as follows.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
Connected Services 463
Make a Call1. Press
=. System responds:
“OnStar ready.”
2. Say “Call.”System responds:
“Call. Please say the name or
number to call.”
3. Say the entire number without pausing, including a “1”and the
area code. System responds:
“OK, calling.”
Calling 911 Emergency
1. Press=. System responds:
“OnStar ready.”
2. Say “Call.”System responds:
“Call. Please say the name or
number to call.”
3. Say “911”without pausing.
System responds: “911.”
4. Say “Call.”System responds:
“OK, dialing 911.”
Retrieve My Number
1. Press=. System responds:
“OnStar ready.”
2. Say “My number.” System
responds: “Your OnStar
Hands-Free Calling number is,”
then says the number.
End a Call
Press=. System responds: “Call
ended.”
Verify Minutes and Expiration
Press=and say “Minutes” then
“Verify” to check how many minutes
remain and their expiration date.
If equipped, press
=and touch
Account Services to view the
number of remaining minutes,
available Wi-Fi data, and other
account information.
Diagnostics
By monitoring and reporting on the
vehicle's key systems, OnStar
Advanced Diagnostics, if equipped,
provides a way to keep up on
maintenance. Capabilities vary by
model. See www.onstar.com for
details and system limitations.
Features are subject to change. For
updates on feature capabilities, see
my.gmc.com. Message and data
rates may apply.

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
464 Index
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 318
Accessory Power . . . . . . . . . . . . . . . 228
Active Fuel Management . . . . . . . 231
Add-On Electrical Equipment . . . 311
Adding a Snow Plow or Similar Equipment . . . . . . . . . . . . . 312
Additional Information OnStar . . . . . . . . . . . . . . . . . . . . . . . 454
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 427
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 72
Air Cleaner/Filter, Engine . . . . . . . 331
Air Conditioning . . . . . . . . . . . 191, 193
Air Filter Life System . . . . . . . . . . . . . . . . . . . 330
Air Filter, Passenger
Compartment . . . . . . . . . . . . . . . . . 197
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 197
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 99
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . . . 91
Passenger Sensing System . . . . 93
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 91 Airbag System (cont'd)
What Will You See after an
Airbag Inflates? . . . . . . . . . . . . . . . 92
When Should an Airbag
Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 90
Where Are the Airbags? . . . . . . . . 89
Airbags Adding Equipment to theVehicle . . . . . . . . . . . . . . . . . . . . . . . . 98
Passenger Status Indicator . . . 150
Readiness Light . . . . . . . . . . . . . . 149
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 97
System Check . . . . . . . . . . . . . . . . . . 87
Alarm Vehicle Security . . . . . . . . . . . . . . . . 55
Alert Lane Change . . . . . . . . . . . . . . . . . 272
Side Blind Zone (SBZA) . . . . . . 271
All-Season Tires . . . . . . . . . . . . . . . . 364
All-Terrain Tires . . . . . . . . . . . . . . . . . 365
Antilock Brake System (ABS) . . . 244 Warning Light . . . . . . . . . . . . . . . . . 155
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 408
Interior . . . . . . . . . . . . . . . . . . . . . . . . 413
Assistance Program, Roadside . . . . . . . . . . . . . . . . . . . . . . 442

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
Index 465
Assistance Systems forDriving . . . . . . . . . . . . . . . . . . . . . . . . 265
Assistance Systems for Parking and Backing . . . . . . . . . . 259
Auto Stop Stop/Start System . . . . . . . . . . . . 225
Automatic
Dimming Mirrors . . . . . . . . . . . . . . . . 59
Door Locks . . . . . . . . . . . . . . . . . . . . . 47
Forward Braking . . . . . . . . . . . . . . 268
Headlamp System . . . . . . . . . . . . 182
Transmission . . . . . . . . . . . . . . . . . 233
Transmission Fluid . . . . . . . . . . . 330
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 235
Axle, Front . . . . . . . . . . . . . . . . . . . . . . 345
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . 346
B
Battery Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . 188
Load Management . . . . . . . . . . . . 188
Power Protection . . . . . . . . . . . . . 188
Battery - North America . . . . 342, 400
Blade Replacement, Wiper . . . . . 349
Blind Spot Mirrors . . . . . . . . . . . . . . . 59 Brake
Parking, Electric . . . . . . . . . . . . . . 245
System Warning Light . . . . . . . . 153
Brake Pad Life System . . . . . . . . . 340
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 340 Antilock . . . . . . . . . . . . . . . . . . . . . . . 244
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 246
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 341
Pad Life System . . . . . . . . . . . . . . 340
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 201 Automatic Forward . . . . . . . . . . . 268
Braking System Front Pedestrian (FPB) . . . . . . . 269
Break-In, New Vehicle . . . . . . . . . . 220
Bulb Replacement Center High-Mounted
Stoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . 353
Halogen Bulbs . . . . . . . . . . . . . . . . 351
Headlamp Aiming . . . . . . . . . . . . . 351
Headlamps . . . . . . . . . . . . . . . . . . . 351
Headlamps, Front Turn Signal, Sidemarker, and
Parking Lamps . . . . . . . . . . . . . . 352
License Plate Lamps . . . . . . . . . 354
Taillamps, Turn Signal,
Stoplamps, and Back-up
Lamps . . . . . . . . . . . . . . . . . . . . . . 352 Buying New Tires . . . . . . . . . . . . . . . 383
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 134
California
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . 318
California Proposition
65 Warning . . . . . . . . . .318, 342, 400, Back Cover
Canadian Vehicle Owners . . . . . . . . 2
Capacities and
Specifications . . . . . . . . . . . . . . . . . 435
Carbon Monoxide Engine Exhaust . . . . . . . . . . . . . . . 232
Tailgate . . . . . . . . . . . . . . . . . . . . . . . . . 48
Winter Driving . . . . . . . . . . . . . . . . 210
Cargo Tie-Downs . . . . . . . . . . . . . . . . . . . . 129
Caution, Danger, and Warning . . . . 3
Center Console Storage . . . . . . . . 127
Center High-Mounted
Stoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . . . 353
Center Seat . . . . . . . . . . . . . . . . . . . . . 71
Chains, Tire . . . . . . . . . . . . . . . . . . . . 387

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
466 Index
ChargingWireless . . . . . . . . . . . . . . . . . . . . . . 137
Charging System Light . . . . . . . . . 151
Check Engine Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . 151
Ignition Transmission Lock . . . 348
Child Restraints Infants and Young Children . . . 101
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . 107
Older Children . . . . . . . . . . . . . . . . 100
Securing . . . . . . . . . . . . . . . . . 118, 122
Systems . . . . . . . . . . . . . . . . . . . . . . 104
Circuit Breakers . . . . . . . . . . . . . . . . 355
Cleaning Exterior Care . . . . . . . . . . . . . . . . . 408
Interior Care . . . . . . . . . . . . . . . . . . 413
Climate Control Systems . . . . . . . 191 Air Conditioning . . . . . . . . . . . . . . 191
Dual Automatic . . . . . . . . . . . . . . . 193
Heating . . . . . . . . . . . . . . . . . . . . . . . 191
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Cluster, Instrument . . . . . . . . . . . . . 140
Collision Damage Repair . . . . . . . 445
Compartments Storage . . . . . . . . . . . . . . . . . . . . . . . 126
Compass . . . . . . . . . . . . . . . . . . . . . . . 134 Connected Services
Connections . . . . . . . . . . . . . . . . . . 461
Diagnostics . . . . . . . . . . . . . . . . . . . 463
Navigation . . . . . . . . . . . . . . . . . . . . 460
Connections Connected Services . . . . . . . . . . 461
Control
Hill Descent . . . . . . . . . . . . . . . . . . 249
Traction and ElectronicStability . . . . . . . . . . . . . . . . . . . . . 247
Control Light
Hill Descent . . . . . . . . . . . . . . . . . . 156
Control of a Vehicle . . . . . . . . . . . . . 201
Convex Mirrors . . . . . . . . . . . . . . . . . . 57
Coolant Engine Temperature Gauge . . 147
Engine Temperature
Warning Light . . . . . . . . . . . . . . . 158
Cooling . . . . . . . . . . . . . . . . . . . . 191, 193
Cooling System . . . . . . . . . . . . . . . . . 332
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . . . 444
Cruise Control . . . . . . . . . . . . . . . . . . 255 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Cupholders . . . . . . . . . . . . . . . . . . . . . 126
Customer Assistance . . . . . . . . . . . 441
Offices . . . . . . . . . . . . . . . . . . . . . . . . 440 Customer Assistance (cont'd)
Text Telephone (TTY)
Users . . . . . . . . . . . . . . . . . . . . . . . 441
Customer Information
Publications OrderingInformation . . . . . . . . . . . . . . . . . . 447
Customer Satisfaction Procedure . . . . . . . . . . . . . . . . . . . . . 438
D
Damage Repair, Collision . . . . . . . 445
Danger, Warning, and Caution . . . . 3
Data CollectionInfotainment System . . . . . . . . . . 451
OnStar . . . . . . . . . . . . . . . . . . . . . . . 451
Data Recorders, Event . . . . . . . . . 450
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 182
Defensive Driving . . . . . . . . . . . . . . . 201
Delayed Locking . . . . . . . . . . . . . . . . . 46
Diagnostics
Connected Services . . . . . . . . . . 463
Differential, Limited-Slip . . . . . . . . 255
Distracted Driving . . . . . . . . . . . . . . . 200
Dome Lamps . . . . . . . . . . . . . . . . . . . 186
Door Ajar Light . . . . . . . . . . . . . . . . . . . . . 161
Delayed Locking . . . . . . . . . . . . . . . . 46

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
Index 467
Door (cont'd)Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Power Locks . . . . . . . . . . . . . . . . . . . . 46
Drive Belt Routing, Engine . . . . . . 437
Driver Assistance Systems . . . . . 258
Driver Information
Center (DIC) . . . . . . . . . . . . . 161, 163
Driver Mode Control . . . . . . . . . . . . 250
Driver Mode Control Light . . . . . . 158
Driving Assistance Systems . . . . . . . . . . 265
Characteristics andTowing Tips . . . . . . . . . . . . . . . . . 281
Defensive . . . . . . . . . . . . . . . . . . . . . 201
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 201
For Better Fuel Economy . . . . . . . 30
Hill and Mountain Roads . . . . . . 209
If the Vehicle is Stuck . . . . . . . . . .211
Loss of Control . . . . . . . . . . . . . . . 203
Off-Road . . . . . . . . . . . . . . . . . . . . . 203
Off-Road Recovery . . . . . . . . . . . 202
Vehicle Load Limits . . . . . . . . . . . 212
Wet Roads . . . . . . . . . . . . . . . . . . . 208
Winter . . . . . . . . . . . . . . . . . . . . . . . . 210
Dual Automatic Climate Control System . . . . . . . . . . . . . . . . 193E
E85 or FlexFuel . . . . . . . . . . . . . . . . 278
Electric Parking Brake . . . . . . . . . . 245
Electric Parking Brake Light . . . . 154
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 311
Electrical System Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 355
Fuses and Circuit Breakers . . . 355
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . 359, 361
Overload . . . . . . . . . . . . . . . . . . . . . 354
Electronic Stability Control
(ESC) Off Light . . . . . . . . . . . . . . . . 157
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . 453
Engine Air Cleaner/Filter . . . . . . . . . . . . . 331
Check Light (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . 151
Compartment Overview . . . . . . . 321
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . 147
Coolant Temperature Warning Light . . . . . . . . . . . . . . . 158
Cooling System . . . . . . . . . . . . . . . 332
Drive Belt Routing . . . . . . . . . . . . 437 Engine (cont'd)
Exhaust . . . . . . . . . . . . . . . . . . . . . . 232
Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
Heater . . . . . . . . . . . . . . . . . . . . . . . . 227
Oil Life System . . . . . . . . . . . . . . . 328
Oil Pressure Gauge . . . . . . . . . . 146
Oil Pressure Light . . . . . . . . . . . . 159
Overheated Protection
Operating Mode . . . . . . . . . . . . . 338
Overheating . . . . . . . . . . . . . . . . . . 336
Power Messages . . . . . . . . . . . . . 169
Running While Parked . . . . . . . . 232
Starting . . . . . . . . . . . . . . . . . . . . . . . 224
Engine Air Filter Life System . . . . 330
Entry Lighting . . . . . . . . . . . . . . . . . . . 187
Equipment, Towing . . . . . . . . . . . . . 290
Event Data Recorders . . . . . . . . . . 450
Exit Lighting . . . . . . . . . . . . . . . . . . . . 187
Extended Parking . . . . . . . . . . . . . . . 231
Extender, Seat Belt . . . . . . . . . . . . . . 85
Exterior Cargo Lamps . . . . . . . . . . 185
Exterior Lamp Controls . . . . . . . . . 179
Exterior Lamps Off Reminder . . . 181
Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . . . 188

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
468 Index
F
FanEngine . . . . . . . . . . . . . . . . . . . . . . . . 338
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . . 13
Filter, Engine Air Cleaner . . . . . . . . . . . 331
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 182
Flashers, Hazard Warning . . . . . . 183
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 388 Changing . . . . . . . . . . . . . . . . . . . . . 390
FlexFuel E85 . . . . . . . . . . . . . . . . . . . . . . . . . . . 278
Floor Console Storage . . . . . . . . . . 128
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 416
Fluid
Automatic Transmission . . . . . . 330
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 341
Four-Wheel DriveTransfer Case . . . . . . . . . . . . . . . 239
Washer . . . . . . . . . . . . . . . . . . . . . . . 339
Fog Lamps . . . . . . . . . . . . . . . . . . . . . 184
Folding Mirrors . . . . . . . . . . . . . . . . . . 58
Forward Automatic Braking . . . . . 268
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . 265
Four-Wheel Drive . . . . . . . . . . 239, 345
Four-Wheel-Drive Light . . . . . . . . . 155 Frequency Statement
Radio . . . . . . . . . . . . . . . . . . . . . . . . . 448
Front Axle . . . . . . . . . . . . . . . . . . . . . . 345
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . 160
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . 269
Front Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 70
Heated and Ventilated . . . . . . . . . . 76
Fuel
Additives . . . . . . . . . . . . . . . . . . . . . 277
Economy Driving . . . . . . . . . . . . . . . 30
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 280
Filling the Tank . . . . . . . . . . . . . . . 278
Foreign Countries . . . . . . . . . . . . 277
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 145
Low Fuel Warning Light . . . . . . . 160
Management, Active . . . . . . . . . . 231
Prohibited Fuels . . . . . . . . . . . . . . 277
Recommended . . . . . . . . . . 276, 277
Top Tier . . . . . . . . . . . . . . . . . . . . . . 276
Full-Size Spare Tire . . . . . . . . . . . . 399
Fuses Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 355
Fuses and Circuit Breakers . . . 355 Fuses (cont'd)
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . 359, 361
G
Garage Door Opener . . . . . . . . . . . 175Programming . . . . . . . . . . . . . . . . . 175
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 350
Gauges Engine Coolant
Temperature . . . . . . . . . . . . . . . . 147
Engine Oil Pressure . . . . . . . . . . 146
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Odometer . . . . . . . . . . . . . . . . . . . . . 145
Speedometer . . . . . . . . . . . . . . . . . 144
Tachometer . . . . . . . . . . . . . . . . . . . 145
Trip Odometer . . . . . . . . . . . . . . . . 145
Voltmeter . . . . . . . . . . . . . . . . . . . . . 148
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 139
General Information Service and Maintenance . . . . . 418
Towing . . . . . . . . . . . . . . . . . . . . . . . . 281
Vehicle Care . . . . . . . . . . . . . . . . . . 317
Glove Box . . . . . . . . . . . . . . . . . . . . . . 126
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 442

GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/-
Mexico-1500-11698638) - 2019 - CRC - 5/13/19
Index 469
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . 351
Hazard Warning Flashers . . . . . . . 183
Head Restraints . . . . . . . . . . . . . . . . . 69
Head-up Display . . . . . . . . . . . . . . . . 166
HeadlampsAiming . . . . . . . . . . . . . . . . . . . . . . . . 351
Automatic . . . . . . . . . . . . . . . . . . . . . 182
Bulb Replacement . . . . . . . . . . . . 351
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . 182
Flash-to-Pass . . . . . . . . . . . . . . . . . 182
Headlamps, Front Turn Signal, Sidemarker, and
Parking Lamps . . . . . . . . . . . . . . 352
High-Beam On Light . . . . . . . . . . 160
High/Low Beam Changer . . . . . 181
Lamps On Reminder . . . . . . . . . 161
Heated
Rear Seats . . . . . . . . . . . . . . . . . . . . . 79
Steering Wheel . . . . . . . . . . . . . . . 133
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Heated Mirrors . . . . . . . . . . . . . . . . . . . 59
Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . 227
Heating . . . . . . . . . . . . . . . . . . . . 191, 193
High-Beam On Light . . . . . . . . . . . . 160 High-Speed Operation . . . . . . . . . . 373
Hill and Mountain Roads . . . . . . . . 209
Hill Descent Control (HDC) . . . . . 249
Hill Descent Control Light . . . . . . . 156
Hill Start Assist (HSA) . . . . . . . . . . 247
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . . 81
HVAC . . . . . . . . . . . . . . . . . . . . . . 191, 193
I
Ignition Positions . . . . . . . . . . 220, 222
Ignition Transmission Lock Check . . . . . . . . . . . . . . . . . . . . . . . . . 348
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 56
Indicator Pedestrian Ahead . . . . . . . . . . . . 156
Vehicle Ahead . . . . . . . . . . . . . . . . 156
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . 101
Information Publication Ordering . . . . . . . . . . 447
Infotainment . . . . . . . . . . . . . . . . . . . . 190
Infotainment System . . . . . . . . . . . . 451
Instrument Cluster . . . . . . . . . . . . . . 140
Interior Rearview Mirrors . . . . . . . . . 61
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 400
K
Keyless EntryRemote (RKE) System . . . . . 34, 42
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
L
Labeling, Tire Sidewall . . . . . . . . . . 365
Lamps Daytime Running (DRL) . . . . . . 182
Dome . . . . . . . . . . . . . . . . . . . . . . . . . 186
Exterior Cargo . . . . . . . . . . . . . . . . 185
Exterior Controls . . . . . . . . . . . . . . 179
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . 181
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . 188
License Plate . . . . . . . . . . . . . . . . . 354
Malfunction Indicator
(Check Engine) . . . . . . . . . . . . . 151
On Reminder . . . . . . . . . . . . . . . . . 161
Reading . . . . . . . . . . . . . . . . . . . . . . 187
Lane Change Alert (LCA) . . . . . . . 272
Lane Departure Warning (LDW) . . . . . . . . . . . . . . . . 274
Lane Keep Assist (LKA) . . . . . . . . 274