Hummer 2007 H2 Owner's Manual page 242

While your vehicle is parked:
•
Familiarize yourself with all of its controls.
•
Familiarize yourself with its operation.
•
Set up your audio system by presetting your
favorite radio stations, setting the tone, and
adjusting the speakers. Then, when driving
conditions permit, you can tune to your favorite
radio stations using the presets and steering
wheel controls if the vehicle has them.
Notice: Before adding any sound equipment to
your vehicle, such as an audio system, CD
player, CB radio, mobile telephone, or two-way
radio, make sure that it can be added by
checking with your dealer. Also, check federal
rules covering mobile radio and telephone
units. If sound equipment can be added, it is
very important to do it properly. Added sound
equipment may interfere with the operation of
your vehicle's engine, radio, or other systems,
and even damage them. Your vehicle's systems
may interfere with the operation of sound
equipment that has been added.
242
Notice: The chime signals related to safety
belts, parking brake, and other functions of
your vehicle operate through the radio/
entertainment system. If that equipment is
replaced or additional equipment is added to
your vehicle, the chimes may not work. Make
sure that replacement or additional equipment
is compatible with your vehicle before installing
it. See Accessories and Modifications on
page 392.
Your vehicle has a feature called Retained
Accessory Power (RAP). With RAP, the audio
system can be played even after the ignition
is turned off. See Retained Accessory
Power (RAP) on page 121 for more information.