Navigation
OnStar navigation requires the Directions and Connections service plan.
Push 
to receive directions or
have them sent to the vehicle
navigation screen. Destinations
can also be forwarded to the
vehicle from Google Maps™ or
MapQuest.com. The OnStar
mapping database is continuously
updated. Visit www.onstar.com for
coverage maps.
See also:
Tire Pressure Monitor
Operation
This vehicle may have a Tire
Pressure Monitor System (TPMS).
The TPMS is designed to warn the
driver when a low tire pressure
condition exists. TPMS sensors are
mounted onto each tire and whe ...
Interior
The DTS can hold either five or six occupants, with a choice of front bucket
seats or a front bench. Compared with the DeVille, the instrument panel has been
lowered and moved forward. A new analo ...
Airbag System Check
The airbag system does not need regularly scheduled maintenance or
replacement. Make sure the airbag readiness light is working.
See Airbag Readiness Light.
Notice: If an airbag covering is dam ...