Try disconnecting and re-connecting the battery cable.
On my 99 Suburban, the alarm activates when you press the lock button on the remote twice.
make sure ALL the doors are closed
The fuse for the alarm system in a 2004 Chevy Suburban is located in the fuse box under the dashboard on the driver's side. To access it, open the driver's side door and look for the fuse panel cover beneath the steering column. The specific fuse for the alarm is typically labeled in the diagram on the cover; it may be a part of the "IPC" or "Security" circuits. Always refer to the owner's manual for the exact fuse location and specifications.
You should just be able to "unplug" the annoying alarm similar to a turn signal flasher usually located either in or by the fuse block under dash on driver's side.
To disable the seat belt alarm on a Chevy Colorado, locate the alarm fuse. Pull out the fuse to disable the alarm.
The best bicycle lock with an alarm available on the market is the ABUS Bordo Alarm 6000A.
The easiest way to disable the 1998 Chevy Lumina factory alarm is to remove the factory alarm fuse. The factory alarm fuse can be found in the fuse box.
It may be a low battery on your remote or even your vehicle. Well at least the some of the reasons.
The best bike lock with an alarm available on the market is the ABUS Bordo Alarm 6000A. It offers high security features and a loud alarm to deter thieves.
The loudest bike alarm available on the market is the Xena XX-14 Disc Lock Alarm, which emits a sound of 120 decibels.
Go to seat belt alarm stop.com
take it to a Chevy place