GMC 1996 Sierra Owner's Manual page 67

Power Door Locks (Option)
Press the bottom
of
the
power door lock switch,
marked LOCK, on either
front door to lock
all
the
doors at once. Press the
ribbed side of the switch to
unlock all the doors at once.
Leaving Your Vehicle
I f you are leaving the vehicle, take your keys, open your
door and set the locks from inside. Then get out and
close
the
door.
Keyless Entry System (Option)
If your vehicle has this option, you can lock and unlock
your doors from up to 30 feet (9
111)
away using the key
chain transmitter supplied with your vehicle.
Your Keyless Entry System operates on a radio
frequency subject to Federal Communications
Commission (FCC) Rules.
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
( 1
)
This device may not cause harmful interference,
and (2) This device must accept any interference
received, including interference that may cause
undesired operation.
Should interference to this system occur, try this:
0
Check to determine if battery replacement is
necessary. See the instructions on battery
replacement.
vehicle. This product has a maximum range.
0
Check the distance. You may be too far from your
0
Check the location. Other vehicles or objects may
be blocking the signal.
See your GM dealer or
a
qualified technician
for service.
Changes or modifications to this system by other than an
authorized service facility could void authorization to
use this equipment.
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