Service Vehicle Messages

SERVICE A/C SYSTEM

This message displays when the electronic sensors that control the air conditioning and heating systems are no longer working.

Have the climate control system serviced by your dealer if you notice a drop in heating and air conditioning efficiency.

SERVICE VEHICLE SOON

This message displays when a non-emissions related malfunction occurs. Have the vehicle serviced by your dealer as soon as possible.

    See also:

    Storing and Deleting Phone Numbers
    The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems. The following commands are used to delete and s ...

    Recording from MP3/WMA Discs or USB Storage Devices
    USB Host Support The USB connector uses the USB standards, 1.1 and 2.0. USB—Supported Devices - USB Flash Drives - Portable USB Hard Drives Recording to MEM Press REC, then select “Rec ...

    Checking Engine Oil
    It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the vehicle must be on level ground. The engine oil dipstick handle is a yellow loop. S ...