2021 CHEVROLET SILVERADO 2500HD change time

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
180 Infotainment System
Apple CarPlay and Android Auto
If equipped, Android Auto and/or Apple
CarPlay capability may be available through
a compatible smartphone. If available, the
Android Auto and Apple CarPlay icons will
change from gray to color on the Home
Page of the infotainment display.
To use Android Auto and/or Apple CarPlay:
For Wired Phone Projection1. Download the Android Auto app to your smartphone from the Google Play store.
There is no app required for Apple
CarPlay.
2. Connect your Android phone or Apple iPhone by using the factory-provided
phone USB cable and plugging into a
USB data port. For best performance, it is
highly recommended to use the device’s
factory-provided USB cable, which should
be replaced after significant wear to
maintain connection quality. Aftermarket
or third-party cables may not work.
3. When the phone is first connected to activate Apple CarPlay or Android Auto,
accept the terms and conditions on both
the infotainment system and the phone.
4. Follow the instructions on the phone. The Android Auto and Apple CarPlay icons
on the Home Page will illuminate depending
on the smartphone. Android Auto and/or
Apple CarPlay may automatically launch
upon USB connection. If not, touch the
Android Auto or Apple CarPlay icon on the
Home Page to launch.
Press
{on the center stack to return to the
Home Page.
For Wireless Phone Projection
Verify your phone is wireless compatible by
visiting the Google Android Auto or Apple
CarPlay support page.
1. Download the Android Auto app to your smartphone from the Google Play store.
There is no app required for Apple
CarPlay.
2. For first time connection, there are two ways to set up wireless projection:
.Connect your Android phone or Apple
iPhone by using the factory-provided
phone USB cable and plugging into a
USB data port. For best performance,
it is highly recommended to use the
device’s factory-provided USB cable,
which should be replaced after significant wear to maintain
connection quality. Aftermarket or
third-party cables may not work.
.Connecting the phone over Bluetooth.
See
Bluetooth (Overview) 0175 or
Bluetooth (Pairing and Using a Phone)
0 176.
3. Make sure wireless is turned on the phone for wireless projection to work.
4. When the phone is first connected to activate Apple CarPlay or Android Auto,
agree to the terms and conditions on
both the infotainment system and the
phone.
5. Follow the instructions on the phone.
The Android Auto and Apple CarPlay icons
on the Home Page will illuminate depending
on the smartphone. Android Auto and/or
Apple CarPlay may automatically launch
upon wireless connection. If not, touch the
Android Auto or Apple CarPlay icon on the
Home Page to launch.
Wireless Carplay and/or Wireless Android
Auto may experience occasional service
disruption due to outside Wi-Fi interference.
To disconnect the phones wireless
projection: 1. Select Settings from the Home Page.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
Infotainment System 181
2. Select Phones
3. Touch
4next to the phone to be
disconnected.
4. Turn off Apple CarPlay or Android Auto.
Press
{on the center stack to return to the
Home Page.
Features are subject to change. For further
information on how to set up Android Auto
and Apple CarPlay in the vehicle, see
my.chevrolet.com.
Android Auto is provided by Google and is
subject to Google’s terms and privacy policy.
Apple CarPlay is provided by Apple and is
subject to Apple’s terms and privacy policy.
Data plan rates apply. For Android Auto
support and to see if your phone is
compatible, see https://support.google.com/
androidauto. For Apple CarPlay support and
to see if your phone is compatible, see
www.apple.com/ios/carplay/. Apple or
Google may change or suspend availability
at any time. Android Auto, Android, Google,
Google Play, and other marks are
trademarks of Google Inc.; Apple CarPlay is a
trademark of Apple Inc. Press
{on the center stack to exit Android
Auto or Apple CarPlay. To enter back into
Android Auto or Apple CarPlay, press and
hold
{on the center stack.
Apple CarPlay and Android Auto can be
disabled from the infotainment system. To
do this, touch Home, Settings, and then
touch the Apps tab along the top of the
display. Use the On/Off toggled to turn off
Apple CarPlay or Android Auto.
Settings
Certain settings can be managed in the
Owner Center sites when an account is
established, and may be modified if other
users have accessed the vehicle or created
accounts. This may result in changes to the
security or functionality of the infotainment
system. Some settings may also be
transferred to a new vehicle, if equipped. For
instructions, in the U.S. see
my.chevrolet.com or in Canada see
mychevrolet.ca or monchevrolet.ca.
Refer to the User Terms and Privacy
Statement for important details. To view,
touch the Settings icon on the Home Page
of the infotainment display. The settings menu may be organized into
four categories. Select the desired category
by touching System, Apps, Vehicle,
or Personal.
To access the personalization menus:
1. Touch Settings on the Home Page on the infotainment display.
2. Touch the desired category to display a list of available options.
3. Touch to select the desired feature setting.
4. Touch the options on the infotainment display to disable or enable a feature.
5. Touch
zto go to the top level of the
Settings menu.
System
The menu may contain the following:
Time / Date
Use the following features to set the clock:
.Automatic Time and Date: Touch Off or
On to enable or disable automatic update
of the time and date. When this feature
is on, the time and date cannot be
manually set.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
182 Infotainment System
.Set Time: Touch to manually set the time
using the controls on the infotainment
display.
.Set Date: Touch to manually set the date
using the controls on the infotainment
display.
.Automatic Time Zone (If Equipped): Touch
Off or On to disable or enable automatic
update of the time zone based on vehicle
location. When this feature is on, the
time zone cannot be manually set.
.Select Time Zone: Touch to manually set
the time zone. Touch a time zone from
the list.
.Use 24-hour Format: Touch to specify the
clock format shown.
Touch Off or On to disable or enable.
Language
This will set the display language used on
the infotainment display. It may also use
the selected language for voice recognition
and audio feedback. Touch Language and
touch the appropriate language. Phones
Touch to connect to a different cell phone or
mobile device source, disconnect a cell
phone or media device, or delete a cell
phone or media device.
Wi-Fi Networks
This will show connected and available Wi-Fi
networks.
If a 4G LTE data package is not active on the
vehicle, the infotainment system can be
connected to an external protected Wi-Fi
network, such as a mobile device or home
hotspot, to utilize connected services.
Wi-Fi Hotspot
Touch and the following may display:
.Wi-Fi Services: This allows devices to use
the vehicle hotspot.
Touch the controls on the infotainment
display to disable or enable.
.Wi-Fi Name: Touch to change the vehicle
Wi-Fi name.
.Wi-Fi Password: Touch to change the
vehicle Wi-Fi password.
.Connected Devices: Touch to show
connected devices.
.Share Hotspot Data: Touch On to allow
devices to use the vehicle hotspot and its
data, or touch Off to allow devices to
only use the vehicle hotspot but not
its data.
Privacy
Touch and the following may display:
.Location Services: This setting enables or
disables sharing of vehicle location
outside the vehicle. Emergency services
will not be affected when Off is selected.
.Data Services: If equipped, this setting
determines if data sharing can be used by
features including Wi-Fi, Hotspot, and
applications. Touch Off to disable data
services. Emergency services and phone
calls, such as calls with OnStar Advisors or
others, will not be affected when Off is
selected.
.Voice Recognition Sharing: This setting
determines if voice commands can be
shared with a cloud-based voice
recognition system. Touch Off to prevent
the sharing and possible recording of your
voice commands with this system. This
may limit the system’s ability to
understand your voice commands and
may disable some features.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
184 Infotainment System
the prompt is still playing will
immediately stop playing the current
prompt and recognize your command.
Background noise may cause accidental
interruptions. Touch Off or On.
Favorites
Touch and the following may display:
.Manage Favorites: Touch to display a list
of Audio, Phone, and Navigation favorites.
Favorites can be moved, renamed,
or deleted.
To move, touch and hold the favorite, and
then drag up or down to rearrange the
position.
.Set Number of Audio Favorites: Touch to
select how many favorites pages can be
viewed from the audio application. The
Auto setting will automatically adjust this
number based on the number of favorites
you have saved. Touch Auto, 5, 10, 15, 20,
25, 30, 35, or 40.
Updates
If equipped, the vehicle can download and
install select software updates over a
wireless connection. The system will prompt
for certain updates to be downloaded and
installed. There is also an option to check
for updates manually. To manually check for updates, touch
Settings on the Home Page and select the
System tab. Go to the Vehicle Software
section and touch Updates. Follow the
on-screen prompts. The steps to check for,
download, and install updates may vary by
vehicle.
The vehicle can be used normally during the
software download. Once the download is
complete, there may be a prompt to accept
the installation of the update upon the next
ignition cycle or the next time the vehicle is
shifted into P (Park). For most updates, the
vehicle will be disabled and cannot be driven
during the installation. The system will
deliver messages indicating success or error
during and after the download and
installation processes.
Downloading Over-the-Air vehicle software
updates requires Internet connectivity, which
can be accessed through the vehicle’s
built-in 4G LTE connection, if equipped and
active. If required, data plans are provided
by a third party. Optionally, a secure Wi-Fi
hotspot such as a compatible mobile device
hotspot, home hotspot, or public hotspot
can be used. Applicable data rates may
apply.
To connect the infotainment system to a
secured mobile device hotspot, home
hotspot, or public hotspot, touch Settings on
the Home Page, select the System tab,
followed by Wi-Fi Networks. Select the
appropriate Wi-Fi network, and follow the
on-screen prompts. Download speeds
may vary.
On most compatible mobile devices,
activation of the Wi-Fi hotspot is in the
Settings menu under Mobile Network
Sharing, Personal Hotspot, Mobile Hotspot,
or similar.
Availability of Over-the-Air software updates
varies by vehicle and country. Features are
subject to change. For more information on
this feature, see my.chevrolet.com/learn.
Preferences
Touch the controls on the infotainment
display to disable or enable the download of
new updates in the background.
About
Touch to view the infotainment system
software information.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
Infotainment System 189
Teen Driver Speed Limiter :Limits the
maximum speed of the vehicle. When the
speed limiter is turned on and the vehicle is
started with a Teen Driver key, the DIC
displays a message that the top speed is
limited.
On certain vehicles, when the Speed Limiter
is turned ON, the vehicle’s maximum
acceleration will be limited. The DIC will
display a message that the acceleration is
limited.
Teen Driver Speed Warning : Allows the
speed warning to be turned on or off. Touch
Set Teen Driver Speed Warning to set the
warning speed.
Set Teen Driver Speed Warning : Displays a
warning in the DIC when exceeding a
selectable speed. Choose the desired speed
warning level. The speed warning does not
limit the speed of the vehicle.
SiriusXM Explicit Content Filter (if
equipped) : Allows the SiriusXM Explicit
Content Filter to be turned ON or OFF.
When ON, the teen driver will not be able
to listen to SiriusXM stations that contain
explicit content, and the Explicit Content
Filter selection in the Audio Settings will be
unavailable for change. When Teen Driver is Active:
.If equipped with Buckle to Drive, shifting
out of P (Park) will be prevented if the
driver seat belt, and in some vehicles the
front passenger seat belt, is not buckled.
.The radio will mute when the driver seat
belt, and in some vehicles the front
passenger seat belt, is not buckled. The
audio from any device paired to the
vehicle will also be muted.
.An object placed on the front passenger
seat, such as a briefcase, handbag,
grocery bag, laptop, or other electronic
device, could cause the passenger sensing
system to falsely sense an unbuckled
front passenger and mute the radio.
If this happens, remove the object from
the seat. See
Passenger Sensing System
0 62.
.Some safety systems, such as Forward
Collision Alert, if equipped, cannot be
turned off.
.The gap setting for the Forward Collision
Alert and Adaptive Cruise Control,
if equipped, cannot be changed.
.When trying to change a safety feature
that is not configurable in Teen Driver,
the DIC displays a message indicating
that Teen Driver is active and the action
is not available.
.Super Cruise, if equipped, is not available.
.Enhanced Low Fuel Warning (if equipped)
–When the vehicle is low on fuel, the
low fuel light on the instrument cluster
flashes and the DIC low fuel warning
cannot be dismissed.
.Do not tow a trailer.
Report Card
The vehicle owner must secure the driver’s
consent to record certain vehicle data when
the vehicle is driven with a registered Teen
Driver key. There is one Report Card per
vehicle. Data is only recorded when a
registered Teen Driver key is used to
operate the vehicle.
The Report Card data is collected from the
time Teen Driver is activated or the last
time the Report Card was reset. The
following items may be recorded:
.Distance Driven –the total distance
driven.
.Maximum Speed –the maximum vehicle
speed detected.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
Infotainment System 191
If you decide to continue service after your
trial, your selected subscription plan will
automatically renew thereafter. You will be
charged at then-current rates. Fees and taxes
apply. Please see the SiriusXM Customer
Agreement at siriusxm.com for complete
terms and how to cancel, which includes
calling SiriusXM at 1-866-635-2349. All fees
and programming are subject to change.
Fees and Taxes: Subscription fee, taxes, one
time activation fee, and other fees may
apply. Subscription fee is consumer only. All
fees and programming subject to change.
Subscriptions subject to Customer
Agreement available at www.siriusxm.com.
SiriusXM service is only available in the
48 contiguous United States and Canada.
In Canada: Some deterioration of service
may occur in extreme northern latitudes.
This is beyond the control of SiriusXM
Satellite Radio.Explicit Language Notice: Channels with
frequent explicit language are indicated with
an
“XL” preceding the channel name.
Channel blocking is available for SiriusXM
Satellite Radio receivers by notifying
SiriusXM:.USA Customers —See www.siriusxm.com
or call 1-888-601–6296.
.Canada Customers —See
www.siriusxm.ca or call 1-877-438-9677.
It is prohibited to copy, decompile,
disassemble, reverse engineer, hack,
manipulate, or otherwise make available any
technology or software incorporated in
receivers compatible with the SiriusXM
Satellite Radio System or that support the
SiriusXM website, the Online Service or any
of its content. Furthermore, the AMBER voice
compression software included in this
product is protected by intellectual property
rights including patent rights, copyrights,
and trade secrets of Digital Voice
Systems, Inc.
General Requirements: 1. A License Agreement from SiriusXM is required for any product that
incorporates SiriusXM Technology and/or
for use of any of the SiriusXM marks to be manufactured, distributed,
or marketed in the SiriusXM
Service Area.
2. For products to be distributed, marketed, and/or sold in Canada, a separate
agreement is required with Canadian
Satellite Radio Inc. (operating as SiriusXM
Canada).
TouchSense Technology and TouchSense
System 1000 Series Licensed from
Immersion Corporation. TouchSense System
1000 protected under one or more of the
U.S. Patents at the following address
www.immersion.com/patent-marking.html
and other patents pending.
Bose
Bose AudioPilot and Bose Centerpoint
surround are registered trademarks of Bose
Corporation in the U.S. and other countries.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
Infotainment System 193
OR EXPLOIT GRACENOTE DATA, THE
GRACENOTE SOFTWARE, OR GRACENOTE
SERVERS, EXCEPT AS EXPRESSLY PERMITTED
HEREIN.
You agree that your non-exclusive license to
use the Gracenote Data, the Gracenote
Software, and Gracenote Servers will
terminate if you violate these restrictions.
If your license terminates, you agree to
cease any and all use of the Gracenote Data,
the Gracenote Software, and Gracenote
Servers. Gracenote reserves all rights in
Gracenote Data, the Gracenote Software,
and the Gracenote Servers, including all
ownership rights. Under no circumstances
will Gracenote become liable for any
payment to you for any information that
you provide. You agree that Gracenote may
enforce its rights under this Agreement
against you directly in its own name.
The Gracenote service uses a unique
identifier to track queries for statistical
purposes. The purpose of a randomly
assigned numeric identifier is to allow the
Gracenote service to count queries without
knowing anything about who you are. For
more information, see the web page for the
Gracenote Privacy Policy for the Gracenote
service.The Gracenote Software and each item of
Gracenote Data are licensed to you "AS IS."
Gracenote makes no representations or
warranties, express or implied, regarding the
accuracy of any Gracenote Data. Gracenote
reserves the right to delete data from the
Gracenote Servers or to change data
categories for any cause that Gracenote
deems sufficient. No warranty is made that
the Gracenote Software or Gracenote Servers
are error-free or that functioning of
Gracenote Software or Gracenote Servers
will be uninterrupted. Gracenote is not
obligated to provide you with new enhanced
or additional data types or categories that
Gracenote may provide in the future and is
free to discontinue its services at any time.
GRACENOTE DISCLAIMS ALL WARRANTIES
EXPRESS OR IMPLIED, INCLUDING, BUT NOT
LIMITED TO, IMPLIED WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A
PARTICULAR PURPOSE, TITLE, AND
NON-INFRINGEMENT. GRACENOTE DOES NOT
WARRANT THE RESULTS THAT WILL BE
OBTAINED BY YOUR USE OF THE GRACENOTE
SOFTWARE OR ANY GRACENOTE SERVER. IN
NO CASE WILL GRACENOTE BE LIABLE FOR
ANY CONSEQUENTIAL OR INCIDENTAL
DAMAGES OR FOR ANY LOST PROFITS OR
LOST REVENUES.© 2014. Gracenote, Inc. All Rights Reserved.
MPEG4–AVC (H.264)
THIS PRODUCT IS LICENSED UNDER THE AVC
PATENT PORTFOLIO LICENSE FOR THE
PERSONAL AND NON-COMMERCIAL USE OF A
CONSUMER TO (i) ENCODE VIDEO IN
COMPLIANCE WITH THE AVC STANDARD
(“AVC VIDEO”) AND/OR (ii) DECODE AVC
VIDEO THAT WAS ENCODED BY A
CONSUMER ENGAGED IN A PERSONAL AND
NON-COMMERCIAL ACTIVITY AND/OR WAS
OBTAINED FROM A VIDEO PROVIDER
LICENSED TO PROVIDE AVC VIDEO. NO
LICENSE IS GRANTED OR SHALL BE IMPLIED
FOR ANY OTHER USE. ADDITIONAL
INFORMATION MAY BE OBTAINED
FROM MPEG LA, LLC. SEE
HTTP://WWW.MPEGLA.COM.
VC-1
THIS PRODUCT IS LICENSED UNDER THE VC-1
PATENT PORTFOLIO LICENSE FOR THE
PERSONAL AND NON-COMMERCIAL USE OF A
CONSUMER TO (i) ENCODE VIDEO IN
COMPLIANCE WITH THE VC-1 STANDARD
(“VC-1 VIDEO”) AND/OR (ii) DECODE VC-1
VIDEO THAT WAS ENCODED BY A
CONSUMER ENGAGED IN A PERSONAL AND
NON-COMMERCIAL ACTIVITY AND/OR WAS
OBTAINED FROM A VIDEO PROVIDER

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-14632154) - 2021 - CRC - 11/20/20
200 Climate Controls
Air Delivery Mode Controls :Pressz,Y,
or
[to change the direction of the
airflow. Any combination of the three
controls can be selected. An indicator light
comes on in the selected mode button.
To change the current mode, select one or
more of the following. An indicator light
will illuminate:
z: Air is directed to the windshield,
outboard a/c outlets, and side window
outlets.
Y: Air is directed to the a/c outlets.
[:Air is directed to the floor outlets,
with some air directed to the windshield,
outboard a/c outlets, and side window
outlets.
0MAX : Air is directed to the windshield
and the fan runs at a higher speed if not
already above a medium fan speed. This
mode overrides the previous mode selected
and clears fog or frost from the windshield
more quickly. When the control is pressed
again, the system returns to the previous
mode setting and fan speed. For best results, clear all snow and ice from
the windshield before defrosting.
@:
Press to turn on recirculation. An
indicator light comes on. Air is recirculated
to quickly cool the inside of the vehicle.
It can also be used to help reduce outside
air and odors that enter the vehicle.
Avoid using recirculation for long periods of
time in cold or damp conditions. Using
recirculation in cold or damp conditions can
result in window fogging.
A/C : Press to turn the air conditioning on
or off. An indicator light comes on to show
that the air conditioning is enabled. If the
fan is turned off, the air conditioner will not
run. The A/C light will stay on even if the
outside temperatures are below freezing.
Rear Window Defogger
1REAR : If equipped, press to turn the
rear window defogger on or off. An indicator
light on the button comes on to show that
the rear window defogger is on. The rear window defogger only works when
the engine is running. The defogger turns
off if the ignition is turned off or to ACC/
ACCESSORY.
If equipped with heated outside mirrors,
press
fto turn them on or off. See
Heated
Mirrors 033.
Caution
Using a razor blade or sharp object to
clear the inside rear window can damage
the rear window defogger. Repairs would
not be covered by the vehicle warranty.
Do not clear the inside rear window with
sharp objects.