1. Disconnect the seat belt warning chime module. The module is located under the driver's seat. It is a small black box with a green connector on it. To disconnect it, simply unplug the green connector.
2. Remove the fuse for the seat belt warning chime. The fuse for the seat belt warning chime is located in the fuse block under the hood of the vehicle. It is labeled "Seat Belt Warning." To remove the fuse, simply pull it out of the fuse block with a pair of pliers.
3. Disable the seat belt warning chime through the vehicle's computer. This method requires a scan tool that is capable of accessing the vehicle's computer. Once you have a scan tool connected to the vehicle, navigate to the "Body Control Module" and then look for the "Seat Belt Warning Chime" setting. Set this setting to "Off."
4. Rip out the speaker.**
It is important to note that disabling the seat belt warning chime may be illegal in some jurisdictions. Please check your local laws before disabling your seat belt chime.