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.
Turn-by-Turn Navigation
1. Push to connect to a live Advisor.
2. Request directions.
3. Directions are downloaded to the vehicle.
4. Follow the voice-guided commands.
See also:
Fuel Additives
To provide cleaner air, all gasolines
in the United States are now
required to contain additives that
help prevent engine and fuel system
deposits from forming, allowing the
emission control ...
Traction Control System (TCS)/StabiliTrak® Light
The TCS/StabiliTrak light comes on briefly when the engine is started.
If the light does not come on or stays on, have the vehicle serviced by the dealer.
If the system is working normally, the i ...
Rear Compartment
Fuse Block
(CTS-V Coupe and
Sedan)
The rear compartment fuse block is
located on top of the battery, on the
right side of the trunk. The battery
access door must be removed to
access the fuse block.
The vehicle may not be equi ...