2008 GMC Yukon Owner's Manual - Page 298

Recommended Action Check that the RSE video screen is in the auxiliary source mode. Check the auxiliary input connections at both devices. Sometimes the wireless Check for obstructions, headphone audio cuts out low batteries, reception or buzzes. range, and interference from cellular telephone towers or by using your cellular telephone in the vehicle. Check that the headphones are on correctly using the L (left) and R (right) on the headphones. I lost the remote and/or See your dealer/retailer the headphones. for assistance. The DVD is playing, but Check that the RSE video there is no picture or screen is sourced to the sound. DVD player. Problem The auxiliary source is running but there is no picture or sound. DVD Display Error Messages The DVD display error message depends on which radio is in your vehicle. The video screen can display one of the following: Disc Load/Eject Error: Displays when there are disc load or eject problems. Disc Format Error: Displays if the disc is inserted with the disc label wrong side up, or if the disc is damaged. Disc Region Error: Displays if the disc is not from a correct region. No Disc Inserted: Displays if no disc is present when EJECT or DVD AUX is pressed on the radio. 3-124