2020 CHEVROLET TAHOE door lock

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
Keys, Doors, and Windows 9
Keys, Doors, and
Windows
Keys and Locks
Keys (Keyless Access) . . . . . . . . . . 9
Keys (Key Access) . . . . . . . . . . . . 10
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 13
Remote Keyless Entry (RKE) System Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . . . 13
Remote Keyless Entry (RKE) System Operation (Keyless
Access) . . . . . . . . . . . . . . . . . . . . . . 16
Remote Vehicle Start . . . . . . . . . . 23
Door Locks . . . . . . . . . . . . . . . . . . . . 24
Power Door Locks . . . . . . . . . . . . . 25
Delayed Locking . . . . . . . . . . . . . . . 25
Automatic Door Locks . . . . . . . . . 25
Lockout Protection . . . . . . . . . . . . . 26
Safety Locks . . . . . . . . . . . . . . . . . . . 26
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 27
Power Assist Steps . . . . . . . . . . . . 32
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 33
Vehicle Alarm System . . . . . . . . . 33 Immobilizer . . . . . . . . . . . . . . . . . . . . 35
Immobilizer Operation (Key
Access) . . . . . . . . . . . . . . . . . . . . . . 35
Immobilizer Operation (Keyless Access) . . . . . . . . . . . . . . . . . . . . . . 35
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 36
Power Mirrors . . . . . . . . . . . . . . . . . . 37
Folding Mirrors . . . . . . . . . . . . . . . . . 37
Heated Mirrors . . . . . . . . . . . . . . . . . 38
Blind Spot Mirrors . . . . . . . . . . . . . . 38
Reverse Tilt Mirrors . . . . . . . . . . . . 39
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 39
Manual Rearview Mirror . . . . . . . . 39
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 40
Child-View Mirror . . . . . . . . . . . . . . 40
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 40
Power Windows . . . . . . . . . . . . . . . 40
Sun Visors . . . . . . . . . . . . . . . . . . . . . 42
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 42
Keys and Locks
Keys (Keyless Access)
{Warning
Leaving children in a vehicle with
an ignition key or Remote
Keyless Entry (RKE) transmitter is
dangerous and children or others
could be seriously injured or
killed. They could operate the
power window or other controls or
make the vehicle move. The
windows will function with the key
in the ignition or with the RKE
transmitter 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 the ignition key or an RKE
transmitter.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
10 Keys, Doors, and Windows
If the vehicle has the Keyless
Access system, there is a key in the
transmitter.The key, inside the Remote Keyless
Entry (RKE) transmitter, can be
used for all locks.
To remove the key, press the button
on the side of the RKE transmitter
near the bottom, and pull the key
out. Never pull the key out without
pressing the button.
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 0414.
If locked out of the vehicle, see
Roadside Assistance Program
0 404.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 050.
Keys (Key Access)
{Warning
Leaving children in a vehicle with
an ignition key or Remote
Keyless Entry (RKE) transmitter is
dangerous and children or others
could be seriously injured or
killed. They could operate the
power window or other controls or
make the vehicle move. The
windows will function with the key
in the ignition or with the RKE
transmitter in the vehicle, and
(Continued)

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
12 Keys, Doors, and Windows
Interference from radio-frequency
identification (RFID) tags may
prevent the key from starting the
vehicle. Keep RFID tags away from
the key when starting the vehicle.
The key can be used for the ignition,
and all locks.
If equipped with memory seats,
keys 1 and 2 are linked to seating
positions of memory 1 or 2. See
Memory Seats050.
Programming Keys to the
Vehicle
For the Tahoe Police and Tahoe
Special Service Packages, see the
Tahoe Police and Tahoe and
Special Service Packages
Supplement.
Follow these procedures to program
up to eight keys to the vehicle.
Programming with Two
Recognized Keys
To program a new key: 1. Insert the original, already
programmed key in the ignition
and turn the ignition on without
starting the engine.
2. Turn the ignition off and remove the key.
3. Quickly, within five seconds, insert the second original
already programmed key in the
ignition and turn the ignition on
without starting the engine.
4. Turn the ignition off and remove the key.
5. Insert the new key to be programmed, and within
five seconds, turn the ignition
on without starting the engine.
The security light will turn off
once the key has been
programmed.
6. Repeat Steps 1–5 if additional keys are to be programmed.
If a key is lost or damaged, see your
dealer to have a new key made.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
Keys, Doors, and Windows 13
Programming without Two
Recognized Keys
Program a new key to the vehicle
when a recognized key is not
available. Canadian regulations
require that Canadian owners see
their dealer.
If two currently recognized keys are
not available, follow this procedure
to program the first key.
This procedure will take
approximately 30 minutes to
complete for the first key. The
vehicle must be off and all of the
keys must be with you.1. Insert the new vehicle key into the ignition.
2. Turn the ignition on without starting the engine. The
security light will come on.
3. Wait 10 minutes until the security light turns off.
4. Turn the ignition off.
5. Repeat Steps 2–4 two more times. After the third time, turn
the ignition on; the key is learned and all previously
known keys will no longer work
with the vehicle.
6. To learn the second key, turn the ignition off and insert the
second key to be learned and
turn the ignition on without
starting the engine.
After two keys are learned, the
remaining keys can be learned by
following the procedure in
“Programming with Two Recognized
Keys (Key Vehicles Only).”
See your dealer if a replacement
key or additional key is needed.
If locked out of the vehicle, see
Roadside Assistance Program
0 404.
With an active OnStar or connected
service plan, an OnStar Advisor
may remotely unlock the vehicle.
See OnStar Overview 0414.
Remote Keyless Entry
(RKE) System
See Radio Frequency Statement
0 410. If there is a decrease in the Remote
Keyless Entry (RKE) operating
range:
.
Check the distance. The
transmitter may be too far from
the vehicle.
. Check the location. Other
vehicles or objects may be
blocking the signal.
. Check the transmitter's battery.
See “Battery Replacement” later
in this section.
. If the transmitter is still not
working correctly, see your
dealer or a qualified technician
for service.
Remote Keyless Entry
(RKE) System Operation
(Key Access)
The RKE transmitter functions may
work up to 60 m (197 ft) away from
the vehicle.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System 013.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
14 Keys, Doors, and Windows
With Remote Start, WithoutSimilar
/:If equipped, press and release
Q, then immediately press and hold
/until the turn signal lamps flash
or for at least four seconds. The
engine may be started from outside
the vehicle using the RKE
transmitter. See Remote Vehicle
Start 023.
Q:Press to lock all doors.
If enabled in vehicle personalization,
the turn signal lamps flash once to
indicate locking has occurred.
If enabled through vehicle personalization, the horn chirps
when
Qis pressed again within
three seconds. See Vehicle
Personalization 0154.
Pressing
Qarms the alarm system.
See Vehicle Alarm System 033.
If equipped with auto mirror folding,
pressing and holding
Qfor
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0154.
K:Press once to unlock 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. See Vehicle
Personalization 0154. Pressing
Kon the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 033.
If equipped with auto mirror folding,
pressing and holding
Kfor
one second will unfold the mirrors,
if enabled. See Vehicle
Personalization 0154.
Press and hold
Kuntil the windows
fully open, if remote window
operation is enabled. See Vehicle
Personalization 0154.
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

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
16 Keys, Doors, and Windows
Remote Keyless Entry
(RKE) System Operation
(Keyless Access)
The Keyless Access system allows
for vehicle entry when the Remote
Keyless Entry (RKE) transmitter is
within 1 m (3 ft). See“Keyless
Access Operation” later in this
section.
The RKE transmitter functions may
work up to 60 m (197 ft) away from
the vehicle.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System 013.
With Remote Start, without Similar
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
Q
is pressed again within
three seconds. See Vehicle
Personalization 0154.
If the driver door is open when
Qis
pressed and Unlocked Door
Anti-Lockout is enabled, all doors
will lock and then the driver door will immediately unlock. See
Vehicle
Personalization 0154. If the
passenger door is open when
Qis
pressed, all doors lock.
Pressing
Qarms the alarm system.
See Vehicle Alarm System 033.
K:Press once to unlock 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. See Vehicle
Personalization 0154.
Pressing
Kon the RKE transmitter
disarms the alarm system. See
Vehicle Alarm System 033.
Press and hold
Kuntil the windows
fully open, if remote window
operation is enabled. See Vehicle
Personalization 0154.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
Keys, Doors, and Windows 17
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 locator. 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
7
is pressed again. The ignition must
be off for the panic alarm to work.
/: If equipped, press and release
Q, then immediately press and hold
/until the turn signal lamps flash
or for at least four seconds. The
engine may be started from outside the vehicle using the RKE
transmitter. See
Remote Vehicle
Start 023.
Keyless Access Operation
The Keyless Access system allows
for doors and the liftgate to be
accessed without pressing the RKE
transmitter button. The RKE
transmitter 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. Keyless Access can
also be turned off. See Vehicle
Personalization 0154.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 050. Keyless Unlocking/Locking from
the Driver Door
When the doors are locked and the
RKE transmitter 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:

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13566622) - 2020 - CRC - 4/15/19
18 Keys, Doors, and Windows
.It has been no 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
RKE transmitter 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
QandKon the RKE transmitter 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
QandKon the RKE transmitter at
the same time for approximately
three seconds. The turn signal
lamps will flash twice quickly to
indicate access is enabled. Enabling and disabling may also be
configured from the personalization
menu passive door unlock under
vehicle settings.
Passive Locking
If equipped with Keyless Access,
this feature will lock the vehicle
several seconds after all doors are
closed, if the vehicle is off and at
least one RKE transmitter has been
removed from the interior, or none
remain in the interior.
If other electronic devices interfere
with the RKE transmitter signal, the
vehicle may not detect the RKE
transmitter inside the vehicle.
If passive locking is enabled, the
doors may lock with the RKE
transmitter inside the vehicle. Do
not leave the RKE transmitter in an
unattended vehicle.
To customize the doors to
automatically lock when exiting the
vehicle, see
“Remote Lock, Unlock,
Start” under Vehicle Personalization
0 154.