Compass Calibration
Press and hold the on/off button to activate the compass calibration mode. CAL will be displayed in the compass window on the mirror.
The compass can be calibrated by driving the vehicle in circles at 5 mph (8 km/h) or less until the display reads a direction.
See also:
Backglass Antenna
The AM-FM antenna is integrated with the rear window defogger, located in the rear window. Make sure that the inside surface of the rear window is not scratched and that the lines on the glass are not ...
Automatic Dimming Rearview Mirror
The vehicle may have an automatic dimming inside
rearview mirror with OnStar® and/or a compass
display. Automatic dimming reduces the glare from
the headlamps of the vehicle behind you. The dim ...
Compressed Audio
The radio also plays discs that contain both
uncompressed CD audio (.CDA files) and MP3 files.
By default the radio reads only the uncompressed audio
and ignore the MP3 files. Pressing the CAT bu ...
