2008 GMC Sierra 1500 Pickup Owner's Manual - Page 212

Audio System(s) Determine which radio your vehicle has and then read the pages following to familiarize yourself with its features. 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/retailer. 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. 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 2-23 for more information. {CAUTION: This system provides you with far greater access to audio stations and song listings. Giving extended attention to entertainment tasks while driving can cause a crash and you or others can be injured or killed. Always keep your eyes on the road and your mind on the drive - avoid engaging in extended searching while driving. Keeping your mind on the drive is important for safe driving. See Defensive Driving on page 4-2. Here are some ways in which you can help avoid distraction while driving. 3-76