Buick 2007 Terraza Owner's Manual page 312

Problem
Sometimes the wireless
headphone audio cuts out
or buzzes for a moment,
then it comes back.
DVD System inoperable.
312
Recommended Action
This could be caused by
interference from cell
towers or by using the
cellular telephone or other
radio transmitter devices
in the vehicle.
In severe or extreme
temperatures the DVD
system might not be
operable. Temperatures
below 4°F ( 20°C) or
above 140°F (60°C) could
damage the DVD system.
Operate the DVD
system under normal
or comfortable cabin
temperature ranges.
See your dealer if the
problem persists.
Problem
The wireless headphones
have audio distortion.
In auxiliary mode, the
picture moves or scrolls.
Recommended Action
Verify that the
headphones are facing
to the front of the vehicle,
left and right sides
are indicated on the
headphones to ensure
that the signal is received
properly.
Verify that there is no
obstruction between the
headphone(s) and the
transmitter.
Verify that the batteries
have a full charge.
Check the signal coming
from the auxiliary device
and make sure that the
connection and the
signal is good.