Pontiac 2001 Firebird Owner's Manual page 78

Shock Sensor
Coupe
The shock sensor is what triggers the alarm when it
detects a blow to your vehicle. It is located over the
wheelhouse near the spare tire in the hatch area, on the
passenger's side of the vehicle. There are two levels of
alarms via the shock sensor. Two horn blasts and
parking lamp flashes for non
-
the vehicle and a full two
blows to the vehicle.
2-18
Convertible
-
threatening blows to
minute alarm for harder
Its sensitivity can be adjusted if more or less sensitivity
is desired. If sensitivity is increased too much, it may
give false alarms caused by gusts of wind or other
natural events that may shake the vehicle.
When your vehicle is new, there will be a label covering
the adjustment knob. Remove the label and adjust the
sensor as desired. Turn the knob clockwise to increase
sensitivity and counterclockwise to decrease sensitivity.
The shock sensor is ignored by the alarm system when
the following happens:
D
The ignition is on,
D
the hatch is open,
D
the alarm is disarmed,
D
when customized to be ignored, or
D
for five seconds after the horn sounds an alarm
or chirp.
The shock sensor is ignored after triggering three full
alarms until the system is rearmed.