Conference Call
When two calls are in progress (one active and one on
hold), press and hold the 
button
until you hear a
double beep indicating that the two calls have been
joined into one conference call.
See also:
Winter Operation4
When operating the system during the winter months,
make sure the air intake, located directly in front of the
windshield, is free of ice, slush, snow, or other
obstructions. ...
Engine
...
Troubleshooting Tips
If you are having trouble programming HomeLink , here
are some of the most common solutions:
• Replace the battery in the original hand-held transmitter.
• Press the LEARN button on the Garage ...