2004 Pontiac Aztek Owner's Manual - Page 242

Rear Audio Controller (RAC) PRESET: Press this button to go to a station you have programmed on the radio preset pushbuttons. If your vehicle has the MP3 CD player, pressing this button will take you to the next folder. PLAY: Press this button to play a CD when listening to the radio. MUTE: Press this button to silence the system. Press it again, or any other radio button, to turn on the sound. If your vehicle has this option, you can control certain radio functions using the buttons on your Rear Audio Controller (RAC). Q VOL R (Volume): Press the up or the down arrow to increase or to decrease volume. Q SEEK R: Press the up or the down arrow to tune to the next or the previous radio station. If a CD is playing, the player will advance with the up arrow and reverse with the down arrow. BAND: Press this button to choose FM1, FM2, AM, or XM1 or XM2 (48 contiguous US states, if equipped). Press this button when a CD is playing, to listen to the radio. The inactive CD will remain safely inside the radio for future listening. Theft-Deterrent Feature THEFTLOCK® is designed to discourage theft of your 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 be displayed. With THEFTLOCK activated, your radio will not operate if stolen. 3-116