Chevrolet 2002 Impala Owner's Manual page 76

Operation
Remote Keyless
Entry Transmitter
LOCK: Press the LOCK button to lock all the doors.
UNLOCK: Press the UNLOCK button on the remote
keyless transmitter once to unlock the driver's door and
turn on the interior lamps See "Illumination and Remote
Activation" in the Index for more details. Pause for
about one second, then press UNLOCK again within
five seconds to unlock the passenger door.
2-10
Use the remote keyless
entry transmitter to
open or lock your
vehicle's doors or
trunk from a distance.
(Panic Alarm): Press the button with the horn
symbol to activate an alarm on the remote keyless
transmitter. The ignition must be in OFF or ACC for the
panic alarm to work. When you press the panic button
on the remote keyless entry transmitter, the headlamps
will flash, the horn will honk repeatedly and your
interior lamps will illuminate attracting attention if you
need it. The alarm will continue until one of the
following occurs:
D
The panic alarm button on the remote keyless entry
transmitter is pressed a second time,
D
the vehicle's ignition is turned to ON or
D
an alarm period of 110 seconds has elapsed.
(Trunk Release): Press the button on the remote
keyless transmitter with the vehicle symbol on it to
release the trunk.
Operating the remote keyless entry transmitter may
interact with the content theft
vehicle has this option). See "Content Theft
System" in the Index.
-
deterrent system (if your
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Deterrent