Owner's Manual
Page 234
... is used to the default or normal setting, press and hold pushbutton 6 with the ignition on and the radio power off. To change back to adjust the vehicle's chime level. Removing the radio and not replacing it with the performance of the vehicle. To change the volume level of the chime...8482; system may be affected if the sunroof is open. Loading items onto the roof of the vehicle can interfere with a factory radio or chime module will sound to indicate the new volume selected. Make sure the XM™ Satellite Radio antenna is not obstructed. XM™ Satellite Radio Antenna ...
... is used to the default or normal setting, press and hold pushbutton 6 with the ignition on and the radio power off. To change back to adjust the vehicle's chime level. Removing the radio and not replacing it with the performance of the vehicle. To change the volume level of the chime...8482; system may be affected if the sunroof is open. Loading items onto the roof of the vehicle can interfere with a factory radio or chime module will sound to indicate the new volume selected. Make sure the XM™ Satellite Radio antenna is not obstructed. XM™ Satellite Radio Antenna ...