See also:

Resuming a Set Speed
If the cruise control is set at a desired speed and then the brakes are applied, the cruise control is disengaged without erasing the set speed from memory. Once the vehicle speed is 40 km/h (25 mph) ...

Connecting a USB Storage Device or iPod®
To connect a USB storage device, connect the device to the USB port located in the instrument panel storage area. See Instrument Panel Storage on page 4‑1 for more information. The USB port c ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehic ...