seats CHEVROLET SUBURBAN 2023 Owners Manual

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
6 Introduction
1.Electric Parking Brake 0223.
2.
gTraction Control/Electronic Stability
Control 0225.
hAuto Stop Disable Switch (If
Equipped). See Stop/Start System 0211
XPark Assist Button (If Equipped). See
Assistance Systems for Parking or Backing
0 262.
ALane Keep Assist (LKA) 0283 (If
Equipped).
5Hill Descent Control (HDC) 0227 (If
Equipped).
3. Air Vents 0190
4. Turn Signal Lever. See Turn and
Lane-Change Signals 0139.
Windshield Wiper/Washer 095.
Rear Window Wiper/Washer 096.
5. Head-Up Display (HUD) 0128 (If
Equipped).
6. Favorite Switches (Out of View). See Steering Wheel Controls 0146.
Volume Switches (Out of View). See
Steering Wheel Controls 0146.
7. Instrument Cluster (Base Level) 0102 or
Instrument Cluster (Uplevel) 0104. 8. Shift Buttons. See
Automatic
Transmission 0215.
Electronic Range Select (ERS). See Manual
Mode 0218.
9. Light Sensor. See Automatic Headlamp
System 0138.
10. Infotainment. See Introduction0143.
11. Instrument Panel Storage 088 (If
Equipped).
12. Hazard Warning Flashers 0139.
13. Infotainment. See Overview0144.
14. Dual Automatic Climate Control System
0186.
15. Heated and Ventilated Front Seats 042
(If Equipped).
16. Power Outlet (12V Direct Current) (If Equipped). See Power Outlets098.
17. Rear Climate Control Buttons. See Rear
Climate Control System 0189.
18. USB Port 0153.
19. Wireless Charging 099.
20. ENGINE START/STOP. See Ignition
Positions 0209.
21. Steering Wheel Controls 0146.
22. Horn 095.
23. Hood Release. See Hood0320. 24.
Steering Wheel Adjustment 094.
25. Cruise Control 0234.
Adaptive Cruise Control (Advanced) 0236
(If Equipped).
Forward Collision Alert (FCA) System
0 275 (If Equipped).
Heated Steering Wheel 094 (If
Equipped).
26. Trailer Brake Control Panel (If Equipped). SeeTowing Equipment 0296.
27. Data Link Connector (DLC) (Out of View). SeeMalfunction Indicator Lamp (Check
Engine Light) 0114.
28. Exterior Lamp Controls 0136.
Instrument Panel Illumination Control
0 140.
29. Driver Mode Control 0228.
Automatic Transfer Case Knob (If
Equipped). See Four-Wheel Drive 0219.
Four Corner Air Suspension System 0231
(If Equipped).

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
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
14 Keys, Doors, and Windows
Remote Vehicle Start
If equipped with the remote start feature,
the climate control system will come on
when the vehicle is started remotely
depending on the outside temperature.
The rear defog and heated and ventilated
seats, if equipped, may also come on. See
Heated and Ventilated Front Seats042. 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”.
Laws in some communities may restrict the
use of remote starters. Check local
regulations for any requirements on remote
starting of vehicles.
Do not use remote start if the vehicle is low
on fuel. The vehicle may run out of fuel.
The vehicle cannot be remote started if:
.The remote key is in the vehicle.
.The hood is not closed.
.There is an emission control system
malfunction and the malfunction indicator
lamp is on.
.The hazard flashers are on.
.The 30 minutes of runtime have
been used
.The vehicle is not in P (Park).
.The vehicle is not off.
The engine will turn off during a remote
vehicle start if:
.The coolant temperature gets too high.
.The oil pressure gets low.
The remote key range may be reduced
while the vehicle is running.
Other conditions can affect the performance
of the remote key. See Remote Key08. 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”.
Starting the Engine Using Remote Start
1. Press
Stwice on the remote key. The
turn signal lamps will flash. The lamps
flash to confirm the request to remote
start the vehicle has been received.
During the remote start, the parking
lamps will remain on as long as the
engine is running. 2. The engine will shut off after 15 minutes
or after the remainder of the 30 minute
total running time is used, unless you
stop the remote start before engine
running has completed or the vehicle is
turned on.
3. Press the brake pedal and turn the ignition on to drive the vehicle.
Total Engine Run Time
Remote start can be used for up to
30 minutes of total engine run time.
After two remote starts of 15 minutes,
or multiple shorter time starts totaling
30 minutes have been used, the vehicle
must be started and then turned off before
the remote start can be used again.
Canceling a Remote Start
To cancel a remote start, do one of the
following:.Press and holdSuntil the parking
lamps turn off.
.Turn on the hazard warning flashers.
.Turn the ignition on and then off.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Keys, Doors, and Windows 27
Power Mirrors
To adjust the mirrors:1. Press
}or|to select the driver or
passenger side mirror. The indicator light
comes on.
2. Press the arrows on the control pad to move the mirror up, down, right, or left.
3. Adjust the outside mirror so that the side of the vehicle and the area behind
are seen.
4. Press either
}or|again to deselect
the mirror. The indicator light goes off. Turn Signal Indicator
If equipped, the mirror has turn signal
indicator lights, which flash in the direction
of the turn or lane change.
Puddle Lamps
If equipped, puddle lamps project light from
the bottom of the mirror to the area of
ground below the driver and passenger
doors. See
Entry Lighting 0141 and
Exit Lighting 0141.
Memory Mirrors
The vehicle may have memory mirrors. See
Memory Seats 040.
Lane Change Alert (LCA)
The vehicle may have LCA. See Lane Change
Alert (LCA) 0280.
Folding Mirrors
Manual Folding
Fold the mirrors inward to prevent damage
when going through an automatic car wash.
To fold, pull the mirror toward the vehicle.
Push the mirror outward, to return to its
original position.
Power Folding
To adjust power folding mirrors, if equipped:
1. Press
{to fold the mirrors inward.
2. Press
{again to return the mirrors to
the driving position.
The outside mirrors may automatically
unfold when the vehicle is driven above
20 km/h (12 mph), but may be folded with
the power folding mirror switch. If the
vehicle speed is driven above 40 km/h
(25 mph), they may automatically unfold
and may not be refolded with the power
folding mirror switch.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
28 Keys, Doors, and Windows
Resetting the Power Folding Mirrors
Reset the power folding mirrors if:
.The mirrors are accidentally obstructed
while folding.
.They are accidentally manually folded/
unfolded.
.The mirrors do not stay in the unfolded
position.
.The mirrors vibrate at normal driving
speeds.
Fold and unfold the mirrors one time using
the mirror controls to reset them to their
normal position. A noise may be heard
during the resetting of the power folding
mirrors. This sound is normal after a manual
folding operation.
Remote Mirror Folding
If equipped with power folding mirrors and
the mirrors have been folded with the
power folding mirror switch, they may not
be unfolded by use of remote key.
If equipped with power folding mirrors and
the mirrors have not been folded with the
power folding mirror switch and the vehicle
is in P (Park), they may be automatically
folded/unfolded as follows: 1. If doors are locked by double pressing
Q
on the remote key for one second, the
mirrors will fold. If doors are unlocked by
double pressing
Kon the remote key
for one second, the mirrors will unfold.
See Remote Key Operation 08.
2. If doors are locked by pressing the door handle button, the mirrors will fold.
If doors are unlocked by pressing the
door handle button, the mirrors will
unfold. See “Keyless Unlocking/Locking
from the Driver Door” inRemote Key
Operation 08.
3. If passive locking is enabled and doors are locked by that feature, the mirrors
will fold. See “Passive Locking” inRemote
Key Operation 08.
Heated Mirrors
K:Press to heat the mirrors.
See “Rear Window Defogger” underDual
Automatic Climate Control System 0186.
Automatic Dimming Mirror
If equipped, the driver outside mirror
automatically adjusts for the glare of the
headlamps from behind. This feature comes
on when the vehicle is started.
Reverse Tilt Mirrors
If equipped with reverse tilt mirrors and
memory seats, the passenger and/or driver
mirror tilts to a preselected position when
the vehicle is in R (Reverse). This allows the
curb to be seen when parallel parking.
The mirror(s) may move from their tilted
position when:
.The vehicle is shifted out of R (Reverse),
or remains in R (Reverse) for about
30 seconds.
.The vehicle is turned off.
.The vehicle is driven in R (Reverse) above
a set speed.
To view available settings from the
infotainment screen, touch Settings >
Vehicle > Comfort and Convenience.
Interior Mirrors
Interior Rearview Mirrors
Adjust the rearview mirror for a clear view
of the area behind the vehicle.
Do not spray glass cleaner directly on the
mirror. Use a soft towel dampened with
water.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Seats and Restraints 35
Seats and Restraints
Head Restraints
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . 36
Front Seats
Power Seat Adjustment . . . . . . . . . . . . . . . . 38
Reclining Seatbacks . . . . . . . . . . . . . . . . . . . . . 39
Lumbar Adjustment . . . . . . . . . . . . . . . . . . . . 39
Memory Seats . . . . . . . . . . . . . . . . . . . . . . . . . 40
Heated and Ventilated Front Seats . . . . . 42
Rear Seats
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Second Row Seats . . . . . . . . . . . . . . . . . . . . . . 44
Heated Rear Seats . . . . . . . . . . . . . . . . . . . . . . 48
Third Row Seats . . . . . . . . . . . . . . . . . . . . . . . . 48
Seat Belts
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Buckle To Drive . . . . . . . . . . . . . . . . . . . . . . . . . 53
How to Wear Seat Belts Properly . . . . . . . 53
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . . . . 55
Seat Belt Use During Pregnancy . . . . . . . . 58
Seat Belt Extender . . . . . . . . . . . . . . . . . . . . . . 58
Safety System Check . . . . . . . . . . . . . . . . . . . 58
Seat Belt Care . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Replacing Seat Belt System Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Airbag System
Airbag System . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Where Are the Airbags? . . . . . . . . . . . . . . . . 61
When Should an Airbag Inflate? . . . . . . . . 62
What Makes an Airbag Inflate? . . . . . . . . . 63
How Does an Airbag Restrain? . . . . . . . . . 63
What Will You See after an AirbagInflates? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Passenger Sensing System . . . . . . . . . . . . . 65
Servicing the Airbag-Equipped Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Adding Equipment to the Airbag-Equipped Vehicle . . . . . . . . . . . . . . 68
Airbag System Check . . . . . . . . . . . . . . . . . . . 69
Replacing Airbag System Parts after a Crash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Child Restraints
Older Children . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Infants and Young Children . . . . . . . . . . . . . 71
Child Restraint Systems . . . . . . . . . . . . . . . . . 73
Where to Put the Restraint . . . . . . . . . . . . . 75
Lower Anchors and Tethers for Children(LATCH System) . . . . . . . . . . . . . . . . . . . . . . . 76
Replacing LATCH System Parts After a Crash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Securing Child Restraints (With the Seat Belt in the Rear Seat) . . . . . . . . . . . . . . . . . 83 Securing Child Restraints (With the Seat
Belt in the Center Front Seat) . . . . . . . . 85
Securing Child Restraints (With the Seat Belt in the Front Passenger Seat) . . . . . 85

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
36 Seats and Restraints
Head Restraints
The vehicle’s front seats have adjustable
head restraints in the outboard seating
positions.
{Warning
With head restraints that are not
installed and adjusted properly, there is a
greater chance that occupants will suffer
a neck/spinal injury in a crash. Do not
drive until the head restraints for all
occupants are installed and adjusted
properly.
If your vehicle has rear head restraints
that fold down, always return them to
the full upright position whenever an
occupant is seated in the seat.
Adjust the head restraint so that the top of
the restraint is at the same height as the
top of the occupant's head. This position
reduces the chance of a neck injury in a
crash.
Front Seats
The vehicle's front seats have adjustable
head restraints in the outboard seating
positions.
The height of the head restraint can be
adjusted.
To raise or lower the head restraint, press
the button located on the side of the head
restraint and pull up or push the head
restraint down, and release the button. Pull
and push on the head restraint after the
button is released to make sure that it is
locked in place.
The front seat outboard head restraints are
not removable.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-16416971) - 2023 - CRC - 4/25/22
Seats and Restraints 37
Rear Seats
Second Row Seats
The vehicle’s second row seats have head
restraints in the outboard seating positions
that cannot be adjusted.
The second row outboard head restraints are
not removable.
The second row outboard head restraints are
designed to be folded.
When folding the second row seatbacks
down, the head restraint will automatically
fold out of the way as the seat is
folded down.
The second row outboard head restraints
can be folded forward to allow for better
visibility when the rear seat is unoccupied.
To fold the head restraint, press the button
on the side of the head restraint.
The head restraint will fold forward
automatically.When an occupant or child restraint is in the
seat, always return the head restraint to the
full upright position. Push the head restraint
up and rearward until it locks into place.
Push and pull on the head restraint to make
sure that it is locked.
Third Row Seats
The vehicle’s third row seats have head
restraints in the outboard seating positions
that cannot be adjusted up or down.
The third row outboard head restraints are
not removable.
The third row outboard head restraints are
designed to be folded.
When folding the third row seatbacks down,
the head restraint will automatically fold
out of the way as the seat is folded down.
The head restraint can be folded forward to
allow for better visibility when the rear seat
is unoccupied.