OnStar

See also:

Rear Vision Camera (RVC)
The vehicle may have a Rear Vision Camera (RVC) system. Read this entire section before using it. The RVC system can assist the driver when backing up by displaying a view of the area behind the ...

Precise dimensional accuracy
Engineers developed and adhered to hundreds of criteria points when developing the DTS, and the result is outstanding fit, finish and overall harmony of the elements. Fit, flushness and gaps are ...

Auto Defog
This will allow you to turn the auto defog on or off. Press the MENU/SELECT knob when Auto Defog is highlighted to open the menu. Turn the knob to highlight On or Off. Press the knob to confirm th ...