engine is off the system allows consumers to remotely activate the ice and snow elimination system in standard sentry mode to keep the exterior car surfaces free of ice and snow automatic sentry mode functions in the same way except that no remote communication device is needed the ice buster feature is used to quickly eliminate a large buildup of ice and snow or in mid priced cars when the driver forgets to activate standard sentry mode upon the availability of better conditions such as the onset of warmer weather the ice and snow elimination system will shut down temporarily to optimize the system preferably the system has three models available one for luxury vehicles another for mid priced vehicles and another for economy vehicles application_number US 31768805 A description the following discussion describes in detail one embodiment of the invention and several variations of that embodiment this discussion should not be construed however as limiting the invention to those particular embodiments practitioners skilled in the art will recognize numerous other embodiments as well for definition of the complete scope of the invention the reader is directed to appended claims referring to fig1 shown is a side view of a vehicle 12 after snowfall 14 without the ice and snow elimination system of the present invention 10 referring to fig2 shown is a side view of a vehicle 12 including the ice and snow elimination system of the present invention 10 including a precipitation sensor 18 activation lights 20 a 20 b on the dashboard gas tubing 16 around the front windshield 15 gas.