OnStar
Cadillac CTS / Cadillac CTS Owners Manual / OnStar
See also:
License Plate Lamp
(Wagon)
To replace one of these bulbs:
1. Open the liftgate. See Liftgate for more
information.
Passenger Side Shown, Driver Side Similar
2. Push the left end of the lamp
assembly toward the right.
...
Dome Lamps
The dome lamps are located in the overhead console.
They come on when any door is opened and turn off after all the doors are closed.
Turn the instrument panel brightness knob located below the dome ...
Global Positioning
System (GPS)
- Obstruction of the GPS can
occur in a large city with tall
buildings; in parking garages;
around airports; in tunnels,
underpasses, or parking
garages; or in an area with
very dense trees ...






