Hummer 2005 H2 - Manual (Page 229)

When a CD is playing, press this button to go to the
beginning of the CD. This function is inactive if the front
seat passengers are listening to a CD.
When a CD is playing in the six-disc CD changer, press
this button to select 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
will not operate and LOCKED will appear on the display.
When the radio and vehicle are turned off, the blinking
red light indicates that THEFTLOCK
® is armed.
With THEFTLOCK ® activated, the radio will 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/Voice Recognition): Press this button to
interact with the OnStar ® system. See the OnStar ®
manual provided with your vehicle for more information.
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