GMC YUKON DENALI 2000 Manual page 78

D
Check to determine if battery replacement or
transmitter resynchronization is necessary. See the
instructions that follow.
D
If you're still having trouble, see your dealer or a
qualified technician for service.
Operation
The driver's door will unlock automatically when
UNLOCK is pressed. If UNLOCK is pressed again
within five seconds, the passenger's doors will also
unlock. All doors will lock when LOCK is pressed.
The tailgate or panel doors will unlock when the
REAR 2X button is pressed twice within five seconds,
as long as the ignition is turned to OFF or the
transmission is in PARK (P).
The system will turn on the interior lamps for about
40 seconds (or until the ignition is turned to RUN),
when you unlock the doors, tailgate or panel doors.
The interior lamps will go off when you lock the doors.
Operating the keyless entry transmitter may interact
-
with the theft deterrent system. See "Theft
System" in the Index.
2-8
Alarm/Panic Mode
The theft
your transmitter. This button is the alarm/panic button.
If you are involved in a panic situation, press this button
and your vehicle's horn will sound and the headlamps
will flash. This will draw needed attention to you and
your vehicle. To turn this feature off, either push the
panic button again or turn the ignition to RUN. This
feature will not work if your ignition is on or if the
transmitter is 30 feet (9 m) or more away from
your vehicle.
Transmitter Verification
This feature provides feedback to the holder of the
keyless entry transmitter that a command has been
received by the keyless entry receiver. The headlamps
and parking lamps will flash on every lock and unlock
command and the horn will sound only if the LOCK
button is pressed twice within five seconds. This allows
for silent operation of locking and unlocking, unless a
confirming horn chirp is desired. Other options may be
selected for this feature (see "Feature Customization" in
-
Deterrent
the Index).
-
deterrent system provides a fourth button on