See also:

Power Reclining Seatbacks
To adjust a power seatback, if available: - Tilt the top of the control rearward to recline. - Tilt the top of the control forward to raise. ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overv ...

Chassis refinements
Chassis tuning has focused on achieving a smooth, quiet, refined ride. The DTS features an all-new front cradle design, with the engine mounted to the cradle, and the cradle mounted to the body ra ...