2021 CHEVROLET TAHOE engine

2
INSTRUMENT PANEL
SYMBOLS
Exterior/ Instrument Panel Lamp Controls
4WDF/Drive Mode/Air Suspension ControlsF
Power Mirror/ Power Window/ Memory SeatF Buttons
Audio Next/Previous Favorite Station Controls (behind steering wheel)
Audio Volume Control (behind steering wheel)
Steering Wheel Adjustment Control
Engine Start/Stop Button
Integrated Trailer Brake ControlF
Traction Control-StabiliTrak Off/Park AssistF/Auto Engine Stop-Start Disable/Power Outlet Enable/Lane Keep AssistF/Hill Descent ControlF Buttons
Driver Information Center Controls/Voice Recognition Buttons
Head-Up Display ControlsF
Electronic Parking Brake Switch
Cruise Control/Adaptive Cruise ControlF/Forward Collision Alert/ Heated Steering WheelF Buttons
Low Fuel
Brake System
Cruise Control Set
Security
IntelliBeam
Engine Oil Pressure
Airbag Readiness
PARK Electronic Parking Brake
Service Electronic Parking Brake
Check Engine
Traction Control Off
Lights On Reminder
Antilock Brake System
Charging System
Driver Seat Belt Reminder
2 Pass. Seat Belt Reminder
Low Tire Pressure
Power Outlet On
Turn Signal/ Windshield Wipers/Washer Lever

3
Refer to your Owner’s Manual to learn about the information being relayed by the lights, gauges and indicators on the instrument cluster.
See Introduction in your Owner’s Manual.
F Optional equipment
Climate Control Automatic Operation
Wireless Charging PadF/USB Ports/ Accessory Power OutletF
Passenger’s Heated/Ventilated Seat ButtonsF
Climate Control Sync Settings (Synchronize passenger’s settings to driver’s settings)
Rear Climate Controls On-Off/ Rear Display Buttons
Climate Control Fan Speed/Air Delivery Modes
Driver’s Heated/ Ventilated Seat ButtonsF
Electronic Precision Shift Transmission Controls
Infotainment System Touch Screen
Infotainment System Controls
Storage CompartmentF (press handle button to slide)
Hazard Warning Flashers Button
AUTO 4WD Mode
Hill Descent Control
Lane Keep Assist
Vehicle Ahead
Automatic Emergency Braking
Engine Coolant
Pedestrian Ahead
StabiliTrak Active
StabiliTrak Off
Trailer Sway Control
Door Ajar
High Country model shown

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.

15F Optional equipment
DRIVER MODE CONTROLF/FOUR-WHEEL DRIVEF
DRIVER MODE CONTROL
The Driver Mode Control settings automatically adjust various vehicle control systems based on driving preferences, weather and road condi-tions. The modes are displayed on the Driver Information Center.
Rotate the Driver Mode Control knob (A) on the left side of the instrument panel to select a mode.
Normal – Use for normal driving.
Sport – Use for enhanced responsiveness on paved roads.
Snow/Ice (2WD only) – Use for enhanced traction during slippery conditions.
Off-Road (4WD only) – Use for enhanced control on unpaved roads or trails at moderate speeds.
Tow/Haul – Use to reduce shift cycling when towing or hauling heavy loads in \
stop-and-go traffic, rolling hills, or busy parking lots.
Terrain (4WD onlyF) – Press the button for enhanced control in low-speed off-road
conditions. The system automatically provides light vehicle braking to simulate engine vehicle braking. Only available with the single-speed transfer case when in4
4
2
.
FOUR-WHEEL DRIVE
Use the four-wheel drive buttons (B) on the left side of the instrument panel to shift into and out of four-wheel drive. The Driver Information Center displays the current status of the transfer case.
AUTO Automatic 4WD High – Use when traction conditions vary.
4
4
2
2WD High – Use for most streets and highways.
4
4
2
4WD High – Use when extra traction is needed or in most off-road driving.
Shift between
44
2
, 4
4
2
, and AUTO at normal driving speeds.
44
2
4WD Low (2-Speed Transfer CaseF) – Use when driving off-road in deep sand, mud or snow, or on steep hills. Shift into or out of this mode when the vehi\
cle is stopped or moving less than 3 mph with the transmission in Neutral. Shift the trans\
mission into gear when the indicator light stops flashing.
N Neutral (2-Speed Transfer CaseF) – Use to dolly or dinghy tow the vehicle. Refer to your Owner’s Manual for the shift procedure.
See Driving and Operating in your Owner’s Manual.
A
B
4WD model shown

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.