2003 CHEVROLET TAHOE Owners Manual

Power Door Locks
If your vehicle is equipped
with power door locks,
press the raised side of the
switch, with the lock
symbol, on either front
door to lock all the doors
at once.
Press the recessed side of the switch with the unlock
symbol, to unlock all the doors at once.
If your vehicle has the delayed locking feature, see
ªDelayed Lockingº later in this section.If your vehicle has this
power door lock switch,
press the bottom of the
switch on either front
door to lock all the doors
at once.
Press the top of the switch to unlock all the doors
at once.
The power door locks will operate at any time even
when the ignition is off.
Operating the power locks may interact with the
theft-deterrent system (if equipped). See
Content
Theft-Deterrent on page 2-18.
2-9

Delayed Locking
When you lock the doors using the power lock switch or
the remote keyless entry transmitter with any door or
the liftgate open three chimes will signal that delayed
locking is being used.
Five seconds after the last door is closed, all the doors
will lock. All doors and liftgate can be re-opened for
up to ®ve seconds from the time the last door is closed.
You can lock the door immediately using the power
door lock switch or the optional remote keyless
entry transmitter a second time.
This feature will not lock the doors if the key is in the
ignition.
To enable or disable the delayed locking feature, do the
following:
1. Press and hold the power door lock switch on the
driver's door in the lock position.
2. Press the remote keyless entry transmitter unlock
button twice.
If the feature is disabled, the doors will lock immediately
when a power door lock switch or remote keyless
entry transmitter button is pressed.
Programmable Automatic
Door Locks
Your vehicle may be equipped with an automatic
lock/unlock feature which enables you to program your
vehicle's power door locks. You can program this
feature through the Driver Information Center (DIC), or
by the following method.
Programmable Locking Feature
The following is the list of available programming options:
Mode 1:All doors lock when the transmission is shifted
into gear. This is the mode that is pre-programmed
in the factory for your vehicle for automatic transmission
vehicles.
Mode 2:All doors lock when the vehicle speed is
greater than 8 mph (13 km/h). This is the mode that is
pre-programmed in the factory for manual transmission
vehicles.
Mode 3:No automatic door locking.
2-10

The following instructions tell you how to change the
automatic door lock mode. Choose one of the three
programming options listed above before entering the
program mode. To enter the program mode, do the
following:
1. Begin with the ignition off. Then pull the turn
signal/multifunction lever toward you and hold
it there while you perform the next step.
2. Turn the key to RUN then back to LOCK twice.
Then, with the key in LOCK, release the turn
signal/multifunction lever. Once you do this, the
doors will lock and unlock, the horn will chirp twice,
and a 30-second timer will begin. You are now
ready to program the automatic door lock feature.
3. Press the door lock switch once. You will hear one,
two, or three chimes. The number of chimes tells
you which lock mode is currently selected. Continue
to press the door lock switch until the number of
chimes that you hear matches the number of
the mode that you want. If you take longer than 30
seconds, the locks will automatically lock and
unlock and the horn will chirp twice to indicate that
you have left the program mode. If this occurs,
you can repeat the procedure beginning with Step 1
to re-enter the programming mode.You can exit the program mode any time by turning the
ignition to RUN (the doors will automatically lock and
unlock and the horn will chirp twice to indicate that you
are leaving the program mode). If the lock/unlock
switches are not pressed while in the programming mode,
the current automatic settings will not be modi®ed.
See your dealer for more information.
Programmable Unlocking Feature
The following is the list of available programming options:
Mode 1:Driver's door unlocks when the transmission is
shifted into PARK (P)(automatic transmission vehicles
only).
Mode 2:All doors unlock when the transmission is
shifted into PARK (P)(automatic transmission vehicles
only). This is the mode that is pre-programmed in
the factory for your vehicle.
Mode 3:All doors unlock when the key is removed
from the ignition This is the mode that is
pre-programmed in the factory for manual transmission
vehicles.
Mode 4:No automatic door unlock.
2-11

The following instructions tell you how to change the
automatic door unlock mode. Choose one of the
four programming options listed above before entering
the program mode. To enter the program mode, do
the following:
1. Begin with the ignition off. Then pull the turn
signal/multifunction lever toward you and hold
it there while you perform the next step.
2. Turn the key to RUN and LOCK twice. Then, with
the key in LOCK, release the turn
signal/multifunction lever. Once you do this, the
doors will lock and unlock, the horn will chirp twice,
and a 30-second timer will begin. You are now
ready to program the automatic door unlock feature.3. Press the door unlock switch once. You will hear
one, two, three, or four chimes. The number of
chimes tells you which unlock mode is currently
selected. Continue to press the door unlock switch
until the number of chimes that you hear matches the
number of the mode that you want. If you take longer
than 30 seconds, the locks will automatically lock and
unlock and the horn will chirp twice to indicate that
you have left the program mode. If this occurs, you
can repeat the procedure beginning with Step 1 to
re-enter the programming mode.
You can exit the program mode any time by turning the
ignition to RUN (the doors will automatically lock and
unlock and the horn will chirp twice to indicate that you
are leaving the program mode). If the lock/unlock
switches are not pressed while in the programming
mode, the current automatic settings will not be
modi®ed.
See your dealer for more information.
2-12

Rear Door Security Locks
If your vehicle is equipped with this feature, you can
lock the rear side doors so they cannot be opened from
the inside by passengers.
This feature is located on
the inside edge of the rear
doors.To use one of the locks do the following:
1. Open one of the rear doors.
2. To engage the rear door security locks, move the
lever forward.
3. To disengage the lock, move the lever rearward.
4. Close the door.
5. Do the same thing to the other rear door.
The rear doors or your vehicle cannot be opened from
the inside when this feature is in use. If you want to
open the rear door while the security lock is engaged,
unlock the door and open the door from the outside.
Lockout Protection
This feature protects you from locking your key in the
vehicle when the key is in the ignition and a door
is open.
If the power lock switch is pressed when a door is open
and the key is in the ignition, all of the doors will lock
and then the driver's door will unlock.
2-13

Liftgate
{CAUTION:
It Can be dangerous to drive with the liftgate
glass, liftgate or rear doors open because
carbon monoxide (CO) gas can come into your
vehicle. You can't see or smell CO. It can
cause unconsciousness and even death.
If you must drive with the liftgate glass, liftgate
or rear doors open or if electrical wiring or
other cable connections must pass through
the seal between the body and the liftgate
glass, liftgate or rear doors:
·Make sure all other windows are shut.
·Turn the fan on your heating or cooling
system to its highest speed with the
setting on VENT or OUTSIDE AIR. That will
force outside air into your vehicle. See
ªClimate Control Systemº in the Index.
·If you have air outlets on or under the
instrument panel, open them all the way.
See ªEngine Exhaustº in the Index.
Liftgate Glass and Liftgate
To open a mechanical lock system from the outside,
insert the key into the lock and turn it counterclockwise
to unlock the glass and liftgate.
The liftgate glass can be opened using the button on
the liftgate after the doors have been unlocked. This can
be done by using either the power door locks or the
remote keyless entry system.
To open the entire liftgate, lift the handle located in the
center of the door.
To lock a power lock system from the outside, insert the
key into the lock button and turn clockwise. All doors will
lock. You may also use the keyless entry system or the
power door locks to lock the liftgate and liftgate glass.
2-14

Panel Doors
To open the rear panel doors, you must open the
passenger's side panel door ®rst. If the door is locked,
insert your door key in the lock and turn it
counterclockwise to unlock it.
To open the passenger's side panel door, pull on the
handle and pull the door open.
To open the driver's side panel door, ®rst open the
passenger's side door. Then, pull the handle on the left
door edge out and pull the door open.To close the doors, close the driver's side door ®rst.
After securely closing the door, close the passenger's
side door. Make sure both doors are latched securely.
To lock the rear doors from outside the vehicle, put your
key in the lock and turn it clockwise. If you have
power door locks, you can lock the side doors as well
as the rear doors from inside the vehicle. For more
information, see
Power Door Locks on page 2-9earlier
in this section.
2-15

Windows
{CAUTION:
Leaving children in a vehicle with the windows
closed is dangerous. A child can be overcome
by the extreme heat and can suffer permanent
injuries or even death from heat stroke. Never
leave a child alone in a vehicle, especially with
the windows closed in warm or hot weather.
Manual Windows
Turn the hand crank on each door to manually raise or
lower the manual windows.
Power Windows
If you have power windows, the controls are located on
each of the side doors.
2-16