2003 GMC Sierra 1500 Pickup Owner's Manual - Page 249

CD Adapter Kits It is possible to use a portable CD player adapter kit with your cassette tape player after activating the bypass feature on your tape player. To activate the bypass feature, perform the following steps: 1. Turn the ignition on. 2. Turn the radio off. 3. Press and hold the TAPE DISC button for five seconds. The radio will display READY and the tape symbol on the display will flash, indicating the feature is active. 4. Insert the adapter into the cassette tape slot. It will power up the radio and begin playing. 1 PREV (Previous): Press this pushbutton to go to the previous track if the current track has been playing for less than eight seconds. If pressed when the current track has been playing for more than eight seconds, it will go to the beginning of the current track. TRACK and the track number will appear on the display. If you hold this pushbutton or press it more than once, the player will continue moving back through the disc. 2 NEXT: Press this pushbutton to go to the next track. TRACK and the track number will appear on the display. If you hold this pushbutton or press it more than once, the player will continue moving forward through the disc. 3 REV (Reverse): Press and hold this pushbutton to reverse quickly within a track. Press and hold this pushbutton for less than two seconds to reverse at six times the normal playing speed. Press and hold it for more than two seconds to reverse at 17 times the normal playing speed. Release it to play the passage. The display will show ET and the elapsed time. 4 FWD (Forward): Press and hold this pushbutton to advance quickly within a track. Press and hold this pushbutton for less than two seconds to advance at six times the normal playing speed. Press and hold it for more than two seconds to advance at 17 times the normal playing speed. Release it to play the passage. The display will show ET and the elapsed time. The override feature will remain active until the eject symbol is pressed. Playing a Compact Disc Insert a disc partway into the slot, label side up. The player will pull it in and the disc should begin playing. The display will show the CD symbol. If you want to insert a compact disc with the ignition off, first press DlSP or the eject symbol. If an error appears on the display, see "Compact Disc Messages" later in this section. 3-94