Chevrolet 2007 Corvette Owner's Manual page 252

A new group of words display after every press
of the button. Once the complete message has
displayed, INFO disappears from the display
until another new message is received. The
last message can be displayed by pressing the
4
button. The last message until a new message is
received or the radio is tuned to a different station.
When a message is not available from a station,
NO INFO displays.
TRAF (Traffic): If TA (traffic) displays, the
tuned station broadcasts traffic announcements.
When a traffic announcement is broadcast on
this station, you will hear it.
If the station does not broadcast traffic
announcements, press the TRAF button and
the radio seeks to a station that does. When a
station that broadcasts traffic announcements
is found, the radio stops seeking and TA displays.
If no station is found that broadcasts traffic
announcements, NO TRAFFIC displays.
If TA is on the display, press the TRAF button
to turn off the traffic announcements.
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The radio plays the traffic announcement even if
the volume is low. The radio interrupts the play of
a CD if the last tuned station broadcasts traffic
announcements.
This function does not apply to XM™ Satellite
Radio Service.
Radio Messages
CAL ERR (Calibration Error): The audio system
has been calibrated for your vehicle from the
factory. If CAL ERR displays, it means that the
radio has not been configured properly for
your vehicle and must be returned to your
dealer/retailer for service.
LOCKED: This message displays when the
®
THEFTLOCK system has locked up. Take the
vehicle to your dealer/retailer for service.
If any error occurs repeatedly or if an error cannot
be corrected, contact your dealer/retailer. If the
radio displays an error message, write it down and
provide it to your dealer when reporting the
problem.