keyless CHEVROLET SUBURBAN 2018 User Guide

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
Keys, Doors, and Windows 37
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
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. 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
0 170.
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
an RKE transmitter is left in the
vehicle, the horn will chirp three
times after all doors are closed. To
turn on or off see Vehicle
Personalization 0170.
Remote No Longer in Vehicle Alert
If the vehicle is on with a door open,
and then all doors are closed, the
vehicle will check for RKE
transmitters inside. If an RKE
transmitter is not detected, the DIC
will display NO REMOTE
DETECTED and the horn will chirp
three times. This occurs only once
each time the vehicle is driven. To
turn on or off see Vehicle
Personalization 0170.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
38 Keys, Doors, and Windows
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 transmitter 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 transmitter is
within 1 m (3 ft).
SeeLiftgate 047.
Key Access
To access a vehicle with a dead
transmitter battery, see Door Locks
0 44.
Programming Transmitters to
the Vehicle
Only RKE transmitters programmed
to the vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer.
The vehicle can be reprogrammed
so that lost or stolen transmitters no longer work. Each vehicle can have
up to eight transmitters matched
to it.
Programming with Two
Recognized Transmitters (Keyless
Access Vehicles Only)
A new transmitter can be
programmed to the vehicle when
there are two recognized
transmitters.
To program, the vehicle must be off
and all transmitters, both currently
recognized and new, must be
with you.
1. Remove the key from the recognized transmitter.
2. Place the two recognized transmitters in the cupholder or
on the passenger seat.
3. Insert the vehicle key into the key lock cylinder on the driver
door handle. Then turn the key
counterclockwise, to the unlock
position, five times within
10 seconds. The Driver Information Center
(DIC) displays READY FOR
REMOTE#2, 3, 4, ETC.
4. Place the new transmitter in
the transmitter pocket/insert.
Open the center console
storage area and the storage
tray. The transmitter pocket/
insert is in front of the storage
area next to the center console
storage area between the
driver and front passenger
seats.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
Keys, Doors, and Windows 39
5. Press ENGINE START/STOP.When the transmitter is
learned, the DIC display will
show that it is ready to program
the next transmitter.
6. Remove the transmitter from the transmitter pocket and
press
KorQon the
transmitter.
To program additional
transmitters, repeat Steps 4–6.
When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
approximately 12 seconds to
exit programming mode.
7. Return the key back into the transmitter.
Programming without Two
Recognized Transmitters (Keyless
Access Vehicles Only)
If two currently recognized
transmitters are not available, follow
this procedure to program up to
eight transmitters. This feature is
not available in Canada. This
procedure will take approximately 30 minutes to complete. The vehicle
must be off and all transmitters to
be programmed must be with you.
1. Remove the vehicle key from the transmitter.
2. Insert the vehicle key into the key lock cylinder on the driver
door handle; then turn the key
counterclockwise, to the unlock
position, five times within
10 seconds.
The Driver Information Center
(DIC) displays REMOTE
LEARN PENDING,
PLEASE WAIT.
3. Wait for 10 minutes until the DIC displays PRESS ENGINE
START BUTTON TO LEARN,
then press ENGINE
START/STOP.
The DIC will again display
REMOTE LEARN PENDING,
PLEASE WAIT.
4. Repeat Step 3 two additional times. After the third time all
previously known transmitters
will no longer work with the vehicle. Remaining transmitters
can be relearned during the
next steps.
The DIC display should now
show READY FOR REMOTE
# 1.
5. Place the new transmitter in
the transmitter pocket/insert.
Open the center console
storage area and the storage
tray. The transmitter pocket/
insert is in front of the storage
area next to the center console
storage area between the
driver and front passenger
seats.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
Keys, Doors, and Windows 41
1. With the key removed, insert aflat, thin object in the center of
the transmitter to separate and
remove the back cover.
2. Lift the battery with a flat
object.
3. Remove the battery.
4. Insert the new battery, positive side toward the back cover.
Replace with a CR2032 or
equivalent battery.
5. Push together the transmitter.
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 034.
With Remote Start (without
Remote Start Similar)
/:If equipped, press and releaseQ, 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 043.
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 0170.
Pressing
Qarms the alarm system.
See Vehicle Alarm System 053.
If equipped with auto mirror folding,
pressing and holding
Qfor
one second will fold the mirrors,
if enabled. See Vehicle
Personalization 0170.
K:Press once to unlock only the
driver door. If
Kis pressed again
within three seconds, all remaining
doors unlock. The interior lamps

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
Keys, Doors, and Windows 43
1. Separate and remove the backcover of the transmitter with a
flat, thin object, such as a coin.
2. Press and slide the batterydown toward the pocket of the
transmitter in the direction of
the key ring. Do not use a
metal object
3. Remove the battery.
4. Insert the new battery, positive side facing up. Replace with a
CR2032 or equivalent battery.
5. Push together the transmitter back cover top side first, and
then the bottom toward the
key ring.
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
Seats 072 and Vehicle
Personalization 0170. 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 cannot be remote
started if:
.
The key is in the ignition (Key
Access) or the transmitter is in
the vehicle (Keyless Access).
. The hood is not closed.
. There is an emission control
system malfunction and the
malfunction indicator lamp is on.
The engine will turn off during a
remote vehicle start if:
. The coolant temperature gets
too high.
. The oil pressure gets low.
The RKE transmitter range may be
reduced while the vehicle is running.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
44 Keys, Doors, and Windows
Other conditions can affect the
performance of the transmitter.
SeeRemote Keyless Entry (RKE)
System 034 orVehicle
Personalization 0170.
Starting the Engine Using Remote
Start
1. Press and release
Q.
2. Immediately press and hold
/
until the turn signal lamps flash
or for at least four seconds.
When the vehicle starts, the
parking lamps will turn on. The
doors will be locked and the
climate control system may
come on.
The engine will continue to run
for 10 minutes. Repeat
Steps 1 and 2 for a 10-minute
time extension.
Turn the ignition on to operate the
vehicle.
Extending Engine Run Time
The engine run time can be
extended by 10 minutes, for a total
of 20 minutes, if during the first 10 minutes Steps 1 and 2 are
repeated while the engine is still
running. An extension can be
requested, 30 seconds after
starting.
A maximum of two remote starts,
or a single start with an extension,
is allowed between ignition cycles.
The vehicle's ignition must be
turned on and then back off to use
remote start again.
Canceling a Remote Start
To cancel a remote start, do one of
the following:
.
Press and hold
/until the
parking lamps turn off.
. Turn on the hazard warning
flashers.
. Turn the ignition on and then off.
Door Locks
{Warning
Unlocked doors can be
dangerous.
. Passengers, especially
children, can easily open
the doors and fall out of a
moving vehicle. The doors
can be unlocked and
opened while the vehicle is
moving. The chance of
being thrown out of the
vehicle in a crash is
increased if the doors are
not locked. So, all
passengers should wear
seat belts properly and the
doors should be locked
whenever the vehicle is
driven.
. Young children who get into
unlocked vehicles may be
unable to get out. A child
can be overcome by
extreme heat and can suffer
(Continued)

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
Keys, Doors, and Windows 45
Warning (Continued)
permanent injuries or even
death from heat stroke.
Always lock the vehicle
whenever leaving it.
. Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the
doors can help prevent this
from happening.
To lock or unlock the doors from
outside the vehicle:
. Press
QorKon the Remote
Keyless Entry (RKE) transmitter.
. Use the key in the driver door.
To lock or unlock the doors from
inside the vehicle:
. Press
QorKon the power door
lock switch.
. Pushing down the manual lock
knob on the driver door will lock
all doors. Pushing down the manual lock knob on a
passenger door will lock only
that door.
. Pulling an interior door handle
will unlock the door. Pulling the
door handle again unlatches it.
Keyless Access
If equipped, the RKE transmitter
must be within 1 m (3 ft) of the
liftgate or door being opened. Press
the button on the door handle to
open. See “Keyless Access
Operation” inRemote Keyless Entry
(RKE) System Operation (Keyless
Access) 035 orRemote Keyless
Entry (RKE) System Operation (Key
Access) 041.
Free-Turning Locks
The door key lock cylinder turns
freely when either the wrong key is
used, or the correct key is not fully
inserted. The free-turning door lock
feature prevents the lock from being
forced open. To reset the lock, turn
it to the vertical position with the
correct key fully inserted. Remove
the key and insert it again. If this does not reset the lock, turn the key
halfway around in the cylinder and
repeat the reset procedure.
Power Door Locks
PressQorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry (RKE)
System Operation (Keyless Access)
0 35 orRemote Keyless Entry
(RKE) System Operation (Key
Access) 041.
Q:Press to lock the doors.
K:Press to unlock the doors.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
46 Keys, Doors, and Windows
Delayed Locking
This feature delays the locking of
the doors until five seconds after all
doors are closed.
Delayed locking can only be turned
on when the Unlocked Door
Anti-Lockout feature has been
turned off.
When
Qis pressed on the power
door lock switch while the door is
open, a chime will sound three
times indicating delayed locking is
active.
The doors will lock automatically
five seconds after all doors are
closed. If a door is reopened before
that time, the five-second timer will
reset when all doors are closed
again.
Press
Qon the door lock switch
again or press
Qon the RKE
transmitter to lock the doors
immediately.
This feature can be programmed.
See “Delayed Door Lock” under
Vehicle Personalization 0170.
Automatic Door Locks
The doors will lock automatically
when all doors are closed, the
ignition is on, and the vehicle is
shifted out of P (Park).
If a vehicle door is unlocked, and
then opened and closed, the doors
will lock either when your foot is
removed from the brake or the
vehicle speed becomes faster than
13 km/h (8 mph).
To unlock the doors:
.
Press
Kon the power door lock
switch.
. Shift the transmission into
P (Park).
Automatic door locking cannot be
disabled. Automatic door unlocking
can be programmed. See Vehicle
Personalization 0170.
Lockout Protection
For the Tahoe Police and Tahoe
Special Service Packages, see the
Tahoe Police and Tahoe and
Silverado Special Service Packages
Supplement.
Key Access : When locking is
requested with the driver door open
and the key in the ignition, all the
doors will lock and then the driver
door will unlock.
This can be manually overridden by
pressing and holding
Qon the
power door lock switch.
Keyless Access : When locking is
requested with the driver door open
and the ignition is on or in ACC/
ACCESSORY, all the doors will lock
and then the driver door will unlock.
If the vehicle is off and locking is
requested while a door is open,
when all doors are closed the
vehicle will check for RKE
transmitters inside. If an RKE
transmitter is detected and the
number of RKE transmitters inside

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
48 Keys, Doors, and Windows
Warning (Continued)
.Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
See Engine Exhaust 0227.
Caution
To avoid damage to the liftgate or
liftgate glass, make sure the area
above and behind the liftgate is
clear before opening it.
Manual Liftgate
To open the liftgate, pressKon the
power door lock switch or press
K
on the RKE transmitter twice to
unlock all doors. Press the touch
pad (1) on the underside of the
liftgate handle and lift up.
Press the button (2) above the
license plate to open the liftglass,
or press
ctwice quickly on the
RKE transmitter. Do not leave the
liftglass open when raising the
liftgate. There will be a delay in the release
of the liftglass if there is an attempt
to open it while the rear wiper is in
motion.
Use the pull cup to lower and close
the liftgate. Do not press the touch
pad while closing the liftgate. This
will cause the liftgate to be
unlatched.
If equipped with Keyless Access,
the RKE transmitter must be within
1 m (3 ft) of the liftgate to
automatically unlock it.
See
Remote Keyless Entry (RKE)
System Operation (Keyless Access)
0 35 orRemote Keyless Entry
(RKE) System Operation (Key
Access) 041.
The liftgate has an electric latch.
If the battery is disconnected or has
low voltage, the liftgate will not
open. The liftgate will resume
operation when the battery is
reconnected and charged.

Chevrolet Tahoe/Suburban Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349385) - 2018 - crc - 11/3/17
Keys, Doors, and Windows 49
Power Liftgate Operation
{Warning
You or others could be injured if
caught in the path of the power
liftgate. Make sure there is no one
in the way of the liftgate as it is
opening and closing.
Caution
Driving with an open and
unsecured liftgate may result in
damage to the power liftgate
components.
If equipped, the switch is on the
overhead console. The vehicle must
be in P (Park).
The modes are:
MAX :Opens to maximum height.
3/4 : Opens to a reduced height that
can be set from 3/4 to fully open.
Use to prevent the liftgate from
opening into overhead objects such
as a garage door or roof-mounted
cargo. The liftgate can be opened
all the way manually.
OFF : Opens manually only. To open or close the liftgate, select
MAX or 3/4 mode and then:
.
Press
btwice quickly on the
RKE transmitter until the liftgate
moves.
. Press
8on the overhead
console. The driver door must
be unlocked.
. Press the touch pad on the
underside of the liftgate handle
after unlocking all doors.
If equipped with Keyless Access,
a locked vehicle can be opened
if the RKE transmitter is within
1 m (3 ft) of the touch pad.