2012 Buick LaCrosse Owner's Manual - Page 229

Infotainment System Tips and Troubleshooting Chart Problem No power. The picture does not fill the screen. There are black borders on the top and bottom or both sides, or it looks stretched out. In auxiliary mode, the picture moves or scrolls. The remote control does not work. Recommended Action The ignition might not be turned to ON/RUN or ACC/ACCESSORY. 7-55 Check the display mode settings in the setup menu by pressing the display menu button on the remote control. 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. Check that the RSE video screen is in the auxiliary source mode by pressing the AUX button on the remote control. Check the auxiliary input connections at both devices. After stopping the player, I push Play but sometimes the DVD starts where I left off and sometimes at the beginning. The auxiliary source is running but there is no picture or sound.