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
This vehicle may have a Tire
Pressure Monitor System (TPMS).
The TPMS warning light alerts you
to a significant loss in pressure of
one of the vehicle's tires. If the
warning light comes on ...
Engine Drive Belt Routing
CTS V6 Engines
CTS-V 6.2L V8 Engine ...
Fuel
Use of the recommended fuel is an important part of the proper maintenance
of this vehicle. To help keep the engine clean and maintain optimum vehicle
performance, we recommend the use of gasoline a ...