1999 Pontiac Firebird Owner's Manual - Page 70

yellowblue If the alarm is sounding due to the shock sensor or a door or hatch opening, it can be turned off by either turning the ignition with a proper key inserted or by pressing any button on the remote keyless entry transmitter. If you use your remote keyless entry transmitter to silence the alarm, additional things will happen depending upon which button you press. Shock Sensor D Pressing the UNLOCK button will turn the alarm off, unlock the driver's door and disarm the system. keep the doors locked and keep the system armed. and keep the system armed. A second push of the button (within five seconds) will unlock and disarm the hatch only. keep the doors locked and keep the system armed. D Pressing the LOCK button will turn the alarm off, D Pressing the REAR 2X button will turn the alarm off Coupe Convertible D Pressing the panic button will turn the alarm off, If the alarm is sounding because an incorrect ignition key was used, press any button on the remote keyless entry transmitter to turn the alarm off. The alarm will stop by itself after two minutes. The shock sensor is what triggers the alarm when it detects a blow to your vehicle. It is located over the right rear wheelhouse near the spare tire in the hatch area. There are two levels of alarms via the shock sensor: Two horn blasts and parking lamp flashes for non-threatening blows to the vehicle and a full two-minute alarm for harder blows to the vehicle. 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. 2-14