2021 CHEVROLET TAHOE key

4F Optional equipment
The Keyless Access System allows locking/unlocking of the doors and lift\
gate without removing the Remote Keyless Entry transmitter (key fob) from your pock\
et or purse. The key fob must be within 3 feet of the liftgate or the door being unlocked\
.
KEYLESS UNLOCKING
With the key fob within range:
Press the button on the driver’s door handle to unlock the driver’\
s door or all doors and liftgate.
Press the button on a passenger’s door handle to unlock all doors and\
liftgate.
KEYLESS LOCKING
With the ignition off, the key fob removed from the vehicle, and all doo\
rs closed:
Press the button on any door handle to lock all doors and liftgate immed\
iately.
If Passive Locking is turned on in the Settings menu, all doors and lift\
gate will lock automatically after a short delay.
Note: To change the door lock and unlock settings, go to Settings > Vehicle > Remote Lock, Unlock, Start.
See Keys, Doors and Windows in your Owner’s Manual.
REMOTE KEYLESS ENTRY TRANSMITTER (KEY FOB)
KEYLESS ACCESS SYSTEM
Lock
Press to lock all doors and liftgate.
Unlock
Press to unlock the driver’s door or all doors and liftgate.
Remote WindowsF
Press and hold the
button until the windows are fully open. To enable, go to Settings > Vehicle > Remote Lock, Unlock, Start > Remote Window Operation.
Remote MirrorsF
To enable the automatic power folding mirrors, go to Settings > Vehicle > Comfort and Convenience > Remote Mirror Folding.
Power LiftgateF
Press twice to open or close the liftgate. Press once to stop the liftgate.
Rear LiftglassF
Press twice to open the rear liftglass.
Vehicle Locator/Panic Alarm
Press and release to locate your vehicle.
Press and hold to activate the alarm. Press again to cancel the alarm.
[ Remote Vehicle Start
Press twice to start the engine from outside the vehicle. After entering the vehicle, press the ENGINE START/STOP button.
• During a remote start, the engine will run for 15 minutes. Press the [ button twice again for an additional 15 minutes.
• To cancel a remote start, press and hold the [ button until the parking lamps turn off.
Note: To change the remote lock, unlock, and remote start settings, go to Settings > Vehicle > Remote Lock, Unlock, Start.
See Keys, Doors and Windows in your Owner’s Manual.

5F Optional equipment
The fuel-saving Engine Stop/Start system automatically turns off the eng\
ine, referred to as an Auto Stop, when the brake pedal is pressed and the vehicle is at a\
complete stop, if certain operating conditions are met. In Auto Stop mode, the tachometer \
will read AUTO STOP. When the brake pedal is released or the accelerator pedal is press\
ed, the engine will restart. After parking the vehicle and turning off the engine, the tacho\
meter will read OFF.
The engine may remain running or restart when the vehicle is stopped if:\
• A minimum vehicle speed was not reached prior to stopping.
• The engine or transmission is not at the required operating temperature.\
• The outside temperature is not in the required operating range.
• The shift lever is in any gear other than Drive (D).
• The battery charge is low.
• The climate control system requires the engine to run based on the curre\
nt settings.
• The Auto Stop has reached the maximum allowed time.
AUTO ENGINE STOP/START DISABLE
Press the $ button on the left side of the instrument panel to turn off the system. The button indicator turns off when the system is disabled.
The Auto Engine Stop/Start system is enabled each time the vehicle is st\
arted.
See Driving and Operating in your Owner’s Manual.
AUTO ENGINE STOP/START OPERATION
KEYLESS (PUSHBUTTON) START
The Remote Keyless Entry transmitter (key fob) must be in the vehicle to turn on the ignition.
STARTING THE ENGINE
With the vehicle in Park or Neutral, press the brake pedal and then press and hold the ENGINE START/STOP button to start the engine. The green indicator on the button will illuminate.
Note: If the key fob battery is weak, place the key fob in the center console left cupholder to enable the engine to start. Replace the key fob battery as soon as possible.
STOPPING THE ENGINE/OFF
Shift to Park and press the ENGINE START/STOP button to turn off the engine.
ACCESSORY MODE
With the engine off and the brake pedal not depressed, press the ENGINE START/ STOP button to place the ignition in accessory mode to operate the radio, wi\
ndows and other accessories with the engine off. The amber button indicator wi\
ll illuminate. Press and hold the ENGINE START/STOP button for several seconds to place the
ignition in Service Mode to operate additional systems.
See Driving and Operating in your Owner’s Manual.

9
HEAD-UP DISPLAY
F Optional equipment
OPEN/CLOSE THE POWER LIFTGATE
Press the Power Liftgate button on the Remote Keyless Entry transmitter (key fob) twice.
Press the Power Liftgate knob (A) on the front overhead console.
Press the touchpad (B) on the liftgate handle to open the liftgate.
Press the button (C) next to the liftgate latch to close the liftgate.
PROGRAMMING THE LIFTGATE HEIGHT
1. Turn the Power Liftgate knob (A) to the 3/4 mode position.
2. Open the liftgate.
3. Adjust the liftgate manually to the desired height.
4. To save the setting, press and hold the button next to the liftgate latch (C) until the turn
signals flash and a beep sounds.
HANDS-FREE OPERATION
To open or close the liftgate hands-free, the key fob must be within 3 feet of the liftgate. Kick your foot straight up under the passen-ger’s side of the rear bumper, right of
center, to activate the liftgate. When the key fob is within 6 feet of the rear bumper, the Chevrolet logo (D) is projected on the ground near the passenger’s side of the rear bum-per, indicating the kicking motion location. The logo is shown for 1 min\
ute, depending on operating conditions.
Note: To change the hands-free operation settings, go to Settings > Vehicle > Comfort and Convenience > Hands Free Liftgate on the infotainment screen.
The Power Running Boards lower automatically when a door is opened and r\
etract after the doors are closed.
To turn the boards on or off, go to Settings > Vehicle > Running Boards \
> Automatic Running Boards.
To deploy the boards for cleaning or to use the boards with the doors cl\
osed, with the vehicle in Park or Neutral, go to Settings > Vehicle > Running Boards > \
Deploy Running Boards.
See Keys, Doors and Windows in your Owner’s Manual.
POWER LIFTGATEF
POWER RUNNING BOARDSF
See Keys, Doors and Windows in your Owner’s Manual.
A
B
C
D

11F Optional equipment
INFOTAINMENT SYSTEM
STORING FAVORITES
Radio stations from all bands (AM, FM, or SiriusXM) can be stored in any order. The audio source options are on the left side of the Audio page.
1. Tune in a radio station.
2. Select a desired page of favorite buttons.
3. Touch and hold one of the favorite buttons until a beep is heard.
SIRIUSXM® WITH 360LF
SiriusXM with 360L provides subscribers an enhanced listening experience\
with unique satellite and streaming channels, on-demand content, personalized recomm\
endations, and an interactive interface. Go to siriusxm.com for more details. For the full SiriusXM with 360L experience, OnStar Connected Access is required. Learn more at\
onstar.com.
WIRELESS APPLE CARPLAY AND WIRELESS ANDROID AUTO
Apple CarPlay or Android Auto capability is available through a compatib\
le smartphone using the Apple CarPlay or Android Auto icon on the Home page.
1. Download the Android Auto app to your compatible phone from the Google P\
lay Store. No app is required for Apple CarPlay.
2. To connect wirelessly, pair your smartphone to the in-vehicle Bluetooth \
system, and turn on wireless projection in your phone’s settings.
Or to connect to a USB data port, use your smartphone’s factory-provi\
ded USB cable. Aftermarket USB cables may not work.
3. The Apple CarPlay or Android Auto icon will illuminate when connected. T\
ouch the icon to have your apps displayed.
To automatically launch Apple CarPlay or Android Auto when a Bluetooth-p\
aired phone is connected, select Phone icon > Phones > Information. Turn Apple CarPlay or Android Auto on or off.
To exit Apple CarPlay or Android Auto, press the Home button. To return to Apple CarPlay or Android Auto, press and hold the Home button.
APPSF
In-vehicle apps offering entertainment, news, weather, travel informatio\
n, and more can be downloaded through the Apps icon on the Home page. Downloading and us\
ing the apps requires internet connectivity, and may require a data plan, access\
ed through the vehicle’s 4G LTE Wi-Fi hotspot, if active, or a mobile device hotspot\
. For more informa-tion, visit my.chevrolet.com/how-to-support.
PERSONAL PROFILES
The Users icon allows for customized settings for up to 4 different user\
profiles. With your profile, your key can be used to automatically identify you and you\
r settings.
Touch the Users icon to sign in or create a new user profile. Follow t\
he instructions.
See Infotainment System in your Owner’s Manual.

18F Optional equipment
DRIVER ASSISTANCE SYSTEMS
FRONT AND REAR PARK ASSISTF – During low-speed parking maneuvers, the system provides “distance to closest object” information on the Driver In\
formation Center and the Safety Alert Seat pulses or a beep sounds (if selected). When an o\
bject is very close, the Safety Alert Seat pulses or 5 beeps sound (if selected).
REAR CROSS TRAFFIC ALERTF – When in Reverse, the system warns of cross-traffic coming in either direction by displaying a red alert on the infotainment\
screen and
pulsing the left or right side of the Safety Alert Seat or sounding beep\
s (if selected).
To turn Front and Rear Park Assist and Rear Cross Traffic Alert on or \
off, press the Park Assist button on the left side of the instrument panel. To change the set-tings, go to Settings > Vehicle > Collision/Detection Systems.
HIGH DEFINITION REAR VISION CAMERA
When in Reverse, a view of the area behind the vehicle displays on the i\
nfotainment screen. Camera view buttons are at the bottom of the screen.
HIGH DEFINITION SURROUND VISIONF
Rear, front or side high-definition camera views along with a view of the area surrounding the vehicle are displayed on the infotainment screen when the vehicle is in Reverse or Drive below 8 mph. Camera view buttons are at the bottom of the screen.
Surround Vision also can be activated by selecting the CAMERA icon on the Home page of the infotainment screen. Press the Home button to exit the view.
See Driving and Operating in your Owner’s Manual.
REAR CAMERA MIRRORF
The Rear Camera Mirror provides a wider, less obstructed field of view t\
o assist when driving, changing lanes and checking traffic conditions.
A. On/Off
Pull or push the lever at the bottom of the mirror to turn the video display on or off.
B. Selection Control
Press and release the button to select the brightness, zoom, or tilt feature.
C. Adjustment
Press and release either button to adjust the selected feature setting.
Rotate the Rear Window Wiper control band to the washer position to clean the Rear Camera Mirror lens and rear window.
ABC
See Keys, Doors and Windows in your Owner’s Manual.

20
1-800-CHEV-USA (1-800-243-8872) TTY Users: 1-888-889-2438
As the owner of a new Chevrolet, you are automatically enrolled in the C\
hevrolet Roadside Assistance program for up to 5 years/60,000 miles, whichever oc\
curs first, at no expense to you. Chevrolet’s Roadside Assistance toll-free numbe\
r is staffed by a team of trained advisors who are available 24 hours a day, 365 days a ye\
ar, to contact a
service provider for light services (fuel delivery, jump-starts, flat t\
ire and lock-outs) or make arrangements to tow your vehicle to the nearest Chevrolet dealer fo\
r any repairs.
ONSTAR ROADSIDE ASSISTANCE
If you have a current OnStar Safety & Security plan, push the blue OnStar button or red Emergency button to get the help you need. An OnStar advisor will use GPS technol\
ogy to pinpoint your vehicle location and contact the nearest service provid\
er.
To learn more about OnStar services, press the blue OnStar button, visit onstar.com, call 1-888-4-ONSTAR (1-888-466-7827), or refer to your Owner’s Manual.
Get to know your vehicle inside and out with the Chevrolet Owner Center.\
Check out personalized information including an online Owner’s Manual and helpf\
ul how-to videos, track your service history and warranty status, manage your OnStar and C\
onnected Services vehicle plans, review your current Vehicle Diagnostics report (\
active service account required) and more. Create an account today at my.chevrolet.com.
Download the myChevrolet app to your compatible smartphone (or device)\
and, if your vehicle is properly equipped, you can start or turn off your engine, loc\
k or unlock your doors, view key diagnostic information, set parking information and more\
.
The app is available on select Apple and Android devices. Service availa\
bility, features and functionality vary by vehicle, device and data plan. Device data con\
nection required. Visit onstar.com for more details. Download the mobile app from your compatible mobile device’s app store.
ROADSIDE ASSISTANCE
CHEVROLET OWNER CENTER
MYCHEVROLET MOBILE APP
84266987 A!84266987=A!
Certain restrictions, precautions and safety procedures apply to your ve\
hicle. Please read your Owner’s Manual for complete instructions. All information contained in this guide is ba\
sed on the latest information available at the time of printing and is subject to change without notice. Copyright 2020 General Motors. All rights reserved.
We recommend always using ACDelco or GM Genuine Parts.