2008 GMC Sierra 1500 Pickup Owner's Manual - Page 252

Battery Replacement To change the remote control batteries, do the following: 1. Slide the rear cover back on the remote control. 2. Replace the two batteries in the compartment. Make sure that they are installed correctly, using the diagram on the inside of the battery compartment. 3. Replace the battery cover. If the remote control is to be stored for a long period of time, remove the battery and keep it in a cool, dry place. Problem No power. Recommended Action The ignition might not be turned ON/RUN or in ACC/ACCESSORY. Check the display mode settings in the setup menu by pressing the display menu button on the remote control. Problem In auxiliary mode, the picture moves or scrolls. The remote control does not work. Recommended Action Check the auxiliary input connections at both devices. Check to make sure there is no obstruction between the remote control and the transmitter window. Check the batteries to make sure they are not dead or installed incorrectly. If the stop button was pressed one time, the DVD player resumes playing where the DVD was stopped. If the stop button was pressed two times the DVD player begins to play from the beginning of the DVD. After stopping the player, I push Play but sometimes the DVD starts where I left off and sometimes at the beginning. The picture does not fill the screen. There are black borders on the top and bottom or on both sides or it looks stretched out. 3-116