2008 GMC Yukon Owner's Manual - Page 256

While your vehicle is parked: Setting the Clock MP3 Radios with a Single CD or a Single CD and DVD Player If your vehicle has a radio with a single CD or a CD and DVD player, it has a H (clock) button for setting the time and date. To set the time and date, follow the instructions: 1. Press the H button and the HR, MIN, MM, DD, YYYY (hour, minute, month, day, and year) displays. 2. Press the pushbutton located under any one of the labels that you want to change. Every time the pushbutton is pressed again, the time or the date if selected, increases by one. • 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 2-27 for more information. • Another way to increase the time or date, is to press the right ¨ SEEK arrow or the FWD (forward) button. \ • To decrease the time or date, press the left © SEEK arrow or the s REV (reverse) button. You can also turn the f (tune) knob, located on the upper right side of the radio, to adjust the selected setting. 3-82