Other information:
Do not interconnect the hydraulic brake system or vacuum system of
your vehicle with that of the trailer. This could cause inad- equate braking
and possible personal injury.
An electronically actuated trailer brake controller is required when towing
a trailer with electronically actuated brakes...
Front Defrost Button
Press and release the Front Defrost
button on the touchscreen, or push and release the button on the faceplate, to change
the current airflow setting to Defrost mode. The Front Defrost indicator illuminates
when Front Defrost is on...