2023 CHEVROLET SUBURBAN Key

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Keys, Doors, and Windows . . . . . . . . . . . . . . . 7
Seats and Restraints . . . . . . . . . . . . . . . . . . . . . 35
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Instruments and Controls . . . . . . . . . . . . . . . 93
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Infotainment System . . . . . . . . . . . . . . . . . . . 143
Climate Controls . . . . . . . . . . . . . . . . . . . . . . . . 186
Driving and Operating . . . . . . . . . . . . . . . . . . 194
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Service and Maintenance . . . . . . . . . . . . . . 399
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . 407
Customer Information . . . . . . . . . . . . . . . . . . 411
Reporting Safety Defects . . . . . . . . . . . . . . . 419
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 422
Connected Services . . . . . . . . . . . . . . . . . . . . . 427
Index . . . . . . . . . . . . . . . . . . . . . . . . . . 430
Introduction
California Proposition 65 Warning
Litho in U.S.A.
Part No. 84979315 A First Printing©2022 General Motors LLC. All Rights Reserved.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Keys, Doors, and Windows 7
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Remote Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Key Operation . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . . . . . . . . . 14
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Power Door Locks . . . . . . . . . . . . . . . . . . . . . . . 15
Delayed Locking . . . . . . . . . . . . . . . . . . . . . . . . 16
Automatic Door Locks . . . . . . . . . . . . . . . . . . 16
Lockout Protection . . . . . . . . . . . . . . . . . . . . . . 17
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Power Assist Steps . . . . . . . . . . . . . . . . . . . . . 24
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . . . . . 24
Vehicle Alarm System . . . . . . . . . . . . . . . . . . 24
Steering Column Lock . . . . . . . . . . . . . . . . . . . 25
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Immobilizer Operation . . . . . . . . . . . . . . . . . . 26
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 26
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 27Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . 28
Automatic Dimming Mirror . . . . . . . . . . . . . 28
Reverse Tilt Mirrors . . . . . . . . . . . . . . . . . . . . . 28
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . . . . . . . 28
Manual Rearview Mirror . . . . . . . . . . . . . . . . 29
Automatic Dimming Rearview Mirror . . . 29
Rear Camera Mirror . . . . . . . . . . . . . . . . . . . . 29
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Power Windows . . . . . . . . . . . . . . . . . . . . . . . . 31
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with a
remote key is dangerous and children or
others could be seriously injured or killed.
They could operate the power windows
or other controls or make the vehicle
move. The windows will function with
the remote key in the vehicle, and
children or others could be caught in the
path of a closing window. Do not leave
children in a vehicle with a remote key.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
8 Keys, Doors, and Windows
The mechanical key inside the remote key is
used for the driver door and glove box.
To remove the mechanical key, press the
button on the side of the remote key near
the bottom, and pull the mechanical key
out. Never pull the mechanical key out
without pressing the button.
The mechanical key may have a bar-coded
key tag that the dealer or qualified
locksmith can use to make new keys. store
this information in a safe place, not in the
vehicle.
See your dealer if a replacement key or
additional key is needed.If it becomes difficult to turn a key, inspect
the key blade for debris. Periodically clean
with a brush or pick.
With an active OnStar or connected service
plan, an OnStar Advisor may remotely
unlock the vehicle. See
OnStar Overview
0 422.
If locked out of the vehicle, see Roadside
Assistance Program 0414.
If equipped with memory seats, remote keys
1 and 2 are linked to seating positions of
memory 1 or 2. See Memory Seats040.
Remote Key
See Radio Frequency Statement 0419.
If there is a decrease in the remote key
operating range:
.Check the distance. The remote key may
be too far from the vehicle.
.Check the location. Other vehicles or
objects may be blocking the signal.
.Check the remote key’s battery. See
“Battery Replacement” later in this
section.
.If the remote key is still not working
correctly, see your dealer or a qualified
technician for service.
Remote Key Operation
The Keyless Access system allows for vehicle
entry when the remote key is within 1 m
(3 ft). See “Keyless Access Operation” later
in this section.
The remote key functions may work up to
60 m (197 ft) away from the vehicle.
Other conditions can affect the performance
of the remote key. See Remote Key08.
Q:Press to lock all doors.
If enabled, the turn signal lamps flash once
on the second press to indicate locking has
occurred. If enabled, the horn chirps when
Qis pressed again within three seconds. To
view available settings for this feature,

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Keys, Doors, and Windows 9
touch the Settings icon on the infotainment
home page. Select“Vehicle”to display the
list of available options and select “Remote
Lock, Unlock, Start”.
Pressing
Qarms the alarm system. See
Vehicle Alarm System 024.
If equipped with auto mirror folding, double
pressing and holding
Qfor one second will
fold the mirrors, if enabled. To view
available settings for this feature, touch the
Settings icon on the infotainment home
page. Select “Vehicle”to display the list of
available options and select “Comfort and
Convenience”.
K: Press once to unlock only the driver
door. If
Kis pressed again within
three seconds, all remaining doors unlock.
The interior lamps may come on and stay
on for 20 seconds or until the ignition is
turned on.
If enabled, the turn signal lamps flash twice
to indicate unlocking has occurred.
If enabled, the exterior lamps may turn on.
To view available settings for this feature,
touch the Settings icon on the infotainment
home page. Select “Vehicle”to display the
list of available options and select “Remote
Lock, Unlock, Start”. Pressing
Kon the remote key disarms the
alarm system. See Vehicle Alarm System
0 24.
If equipped with auto mirror folding, double
pressing and holding
Kfor one second will
unfold the mirrors, if enabled. To view
available settings for this feature, touch the
Settings icon on the infotainment home
page. Select “Vehicle”to display the list of
available options and select “Comfort and
Convenience”.
Double press and hold
Kuntil the windows
fully open, if remote window operation is
enabled. To view available settings for this
feature, touch the Settings icon on the
infotainment home page. Select “Vehicle”to
display the list of available options and
select “Remote Lock, Unlock, Start”.
b:Press twice to open or close the
liftgate. Press once to stop the liftgate from
moving.
c: Press twice to open the liftglass.
7:Press and release to initiate vehicle
locate. The turn signal lamps flash and the
horn sounds three times. Press and hold
7for more than
three seconds to activate the panic alarm.
The turn signal lamps flash and the horn
sounds repeatedly for 30 seconds. The alarm
turns off when the ignition is turned on or
7is pressed again. The ignition must be off
for the panic alarm to work.
/: To remote start the vehicle, double
press
/from outside the vehicle using the
remote key. The vehicle cannot be started if
a remote key is left inside the vehicle. See
Remote Vehicle Start 014.
Keyless Access Operation
The Keyless Access system allows for doors
and the liftgate to be accessed without
removing the remote key from your pocket,
purse, briefcase, etc. The remote key must
be within 1 m (3 ft) of the liftgate or door
being opened. If the vehicle has this feature,
there will be a button on the outside door
handles.
Keyless Access can be programmed to
unlock all doors on the first lock/unlock
press from the driver door. To view available
settings for this feature, touch the Settings
icon on the infotainment home page. Select

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
10 Keys, Doors, and Windows
“Vehicle”to display the list of available
options and select “Remote Lock, Unlock,
Start”.
If equipped with memory seats, remote keys
1 and 2 are linked to seating positions of
memory 1 or 2. See Memory Seats040.
Keyless Unlocking/Locking from the
Driver Door
When the doors are locked and the remote
key is within 1 m (3 ft) of the door handle,
pressing the lock/unlock button on the
driver door handle will unlock the driver
door. If the lock/unlock button is pressed
again within five seconds, all passenger
doors and the liftgate will unlock.
Driver Side Shown, Passenger Side Similar Pressing the lock/unlock button will cause
all doors to lock if any of the following
occur:
.It has been more than five seconds since
the first lock/unlock button press.
.Two lock/unlock button presses were
used to unlock all doors.
.Any vehicle door has been opened and all
doors are now closed.
Keyless Unlocking/Locking from the
Passenger Doors
When the doors are locked and the remote
key is within 1 m (3 ft) of the door handle,
pressing the lock/unlock button on a
passenger door handle will unlock all doors.
Pressing the lock/unlock button will cause
all doors to lock if any of the following
occur:
.The lock/unlock button was used to
unlock all doors.
.Any vehicle door has been opened and all
doors are now closed.
Disable/Enable Keyless Unlocking of Exterior
Door Handles and Liftgate
If equipped, keyless unlocking of the exterior
door handles and liftgate can be disabled
and enabled. Disabling Keyless Unlocking:
With the vehicle off, press and hold
Qand
Kon the remote key at the same time for
approximately three seconds. The turn signal
lamps will flash four times quickly to
indicate access is disabled. Using any
exterior handle to unlock the doors or open
the liftgate will cause the turn signal lamps
to flash four times quickly, indicating access
is disabled. If disabled, disarm the alarm
system before starting the vehicle.
Enabling Keyless Unlocking:
With the vehicle off, press and hold
Qand
Kon the remote key at the same time for
approximately three seconds. The turn signal
lamps will flash twice quickly to indicate
access is enabled.
To view available settings for this feature,
touch the Settings icon on the infotainment
home page. Select “Vehicle”to display the
list of available options and select “Remote
Lock, Unlock, Start”.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Keys, Doors, and Windows 11
Passive Locking
The Keyless Access system will lock the
vehicle several seconds after all doors are
closed, if the vehicle is off and at least one
remote key has been removed from the
interior, or none remain in the interior.
If other electronic devices interfere with the
remote key signal, the vehicle may not
detect the remote key inside the vehicle.
If passive locking is enabled, the doors may
lock with the remote key inside the vehicle.
Do not leave the remote key in an
unattended vehicle.
To view available settings for this feature,
touch the Settings icon on the infotainment
home page. Select“Vehicle”to display the
list of available options and select “Remote
Lock, Unlock, Start”.
Temporary Disable of Passive Locking
Temporarily disable passive locking by
pressing and holding
Kon the interior door
switch with a door open for at least
four seconds, or until three chimes are
heard. Passive locking will then remain
disabled until
Qon the interior door is
pressed, or until the vehicle is turned on. Remote Left In Vehicle Alert
When the vehicle is turned off and a remote
key is left in the vehicle, the horn will chirp
three times after all doors are closed. To
view available settings for this feature,
touch the Settings icon on the infotainment
home page. Select
“Vehicle”to display the
list of available options and select “Remote
Lock, Unlock, Start”.
Remote Removed From Vehicle Alert
If the vehicle is on with a door open, and
then all doors are closed, the vehicle will
check for remote keys inside. If a remote
key is not detected, the Driver Information
Center (DIC) will display NO KEY FOUND and
the horn will chirp three times. This occurs
only once each time the vehicle is driven. To
view available settings for this feature,
touch the Settings icon on the infotainment
home page. Select “Vehicle”to display the
list of available options and select “Remote
Lock, Unlock, Start”.
Keyless Liftgate Opening
Press the touch pad on the underside of the
liftgate handle to open the liftgate when all
doors are unlocked, or when the remote key
is within 1 m (3 ft). Keyless Liftglass Opening
Press the exterior liftglass button to open
the liftglass when all doors are unlocked,
or when the remote key is within 1 m (3 ft).
See
Liftgate 018.
Key Access
To access a vehicle with a weak remote key
battery, see Door Locks015.
Programming Remote Keys to the
Vehicle
Only remote keys programmed to the
vehicle will work. If a remote key is lost or
stolen, a replacement can be purchased and
programmed through your dealer. The
vehicle can be reprogrammed so that lost or
stolen remote keys no longer work. Each
vehicle can have up to eight remote keys
programmed to it.
Starting the Vehicle with a Low Remote
Key Battery
For improved vehicle security, the remote
key is equipped with a motion sensor. When
starting the vehicle, if the remote key has
been idle for an extended period of time,

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
12 Keys, Doors, and Windows
the DIC may display KEY IN SLEEP MODE,
MOVE KEY, THEN START. Move the remote
key slightly and try starting the vehicle.
If the remote key battery is weak or if there
is interference with the signal, the DIC may
display NO KEY FOUND, REPLACE BATTERY IN
KEY or NO REMOTE KEY WAS DETECTED
PLACE KEY IN KEY POCKET THEN START YOUR
VEHICLE when starting the vehicle.
To start the vehicle:
With Bench Seat
Without Bench Seat
1. Place the remote key in the remote key pocket.
2. With the vehicle in P (Park) or N (Neutral) press the brake pedal and ENGINE
START/STOP.
Replace the remote key battery as soon
as possible.
Battery Replacement
{Warning
Never allow children to play with the
remote key. The remote key contains a
small battery, which can be a choking
(Continued)
Warning (Continued)
hazard. If swallowed, internal burns can
occur, resulting in severe injury or death.
Seek medical attention immediately if a
battery is swallowed.
{Warning
To avoid personal injury, do not touch
metal surfaces on the remote key when
it has been exposed to extreme heat.
These surfaces can be hot to the touch at
temperatures above 59 °C (138 °F).
Caution
When replacing the battery, do not touch
any of the circuitry on the remote key.
Static from your body could damage the
remote key.
Caution
Always replace the battery with the
correct type. Replacing the battery with
an incorrect type could potentially create
(Continued)

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Keys, Doors, and Windows 13
Caution (Continued)
a risk of battery explosion. Dispose of
used batteries according to instructions
and local laws. Do not attempt to burn,
crush, or cut the used battery, and avoid
exposing the battery to environments
with extremely low air pressures or high
temperatures.
Caution
If the remote key is not reassembled
properly, liquids could enter the housing
and damage the circuitry, resulting in a
remote key malfunction and/or failure. To
prevent damage, always follow the steps
for remote key reassembly in this manual
to ensure the remote key is sealed
properly whenever the remote key is
opened.
Replace the battery in the remote key soon
if the DIC displays REPLACE BATTERY IN
REMOTE KEY.
To replace the battery:1. Press the button on the side of the remote key and pull the mechanical key
out. Never pull the mechanical key out
without pressing the button.
2. Use the mechanical key blade in the slotto remove the battery cover by hand.
3. Remove the seal by pulling on the tab toaccess the battery.
4. Remove the old battery. Do not use a metal object.
5. Insert the new battery, positive side toward the back cover. Replace with a
CR2450 or equivalent battery.
6. Place the seal back into the groove around the battery compartment.
7. Reassemble the battery cover by snapping it back on the remote key.
8. Reinsert the mechanical key.