GMC 2008 Envoy - Manual (Page 235)

To scan preset stations, press and hold the SEEK
button for two seconds and the radio advances to
the next preset station. If the button continues to be
held down, the radio advances through the available
preset stations. The display shows the selections.
This function is inactive if the front seat passengers
are listing to the radio.
While a CD is playing, press the SEEK button to go to
the next track on the CD. This function is inactive if
the front seat passengers are listening to a CD.
While a CD is playing in the six-disc CD player, press
and hold the SEEK button for two seconds to go you to
the next CD, if multiple CDs are loaded. This function is
inactive if the front seat passengers are listening to a CD.
Theft-Deterrent Feature
THEFTLOCK ® is designed to discourage theft of your
vehicle’s radio. The feature works automatically by
learning a portion of the Vehicle Identification Number
(VIN). If the radio is moved to a different vehicle, it does
not operate and LOCKED displays.
When the radio and vehicle are turned off, the blinking
red light indicates that THEFTLOCK
® is armed.
With THEFTLOCK ® activated, the radio does not
operate if stolen.
Audio Steering Wheel Controls
If your vehicle has this feature, some audio controls can
be adjusted at the steering wheel. They include the
following:
g
(OnStar ® /Mute): If your vehicle has OnStar ® ,
press this button to interact with the OnStar ® system.
See the OnStar ® System on page 2-48 in this manual
for more information.
If your vehicle does not have OnStar, press this button
to silence the system. Press it again, or any other
radio button, to turn on the sound.
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