See also:

Determining if the Personal Safety System is operational
The Personal Safety System uses a warning light in the instrument cluster or a back-up tone to indicate the condition of the system. Refer to the Warning light and chimes section in the Instrument ...

Troubleshooting
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SOS Post-Crash Alert System™
The system automatically flashes the turn signal lamps and sounds the horn three times at four second intervals in the event of a serious impact that deploys an airbag (front, side, side curtain [ ...