Telephone, bus information

Bus message	Type of information	Sender	User	Description
Steering wheel button activated	Off Plus Minus Mode Right arrow Left arrow	CIM	ICM
Telephone data	Ring signal type Current network SMS Possible networks Telephone number to SMS centre Telephone status Select storage of SMS Speed dial Mute of telephone microphone Block on incoming calls	ICM	CU/PU
Voice activation	Voice command to telephone Voice command to OnStar Telephone number text to speech PTT button depressed	ICM	CU/PU