Horn Chirp Disabling/Enabling
WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
The horn chirp can be toggled using a scan tool or by using the Remote Keyless Entry (RKE) transmitter.
To DISABLE (cancel) the horn chirp feature: With the ignition in the ON position, press and hold the transmitter LOCK button for four seconds. While pressing the LOCK button in, press the PANIC button within 6 seconds. Release both buttons when a single chime is heard.
To ENABLE the horn chirp feature, repeat the above procedure.