This is caused by the squeegee being angled incorrectly forcing the water under the rubber blade out into the dry area of the glass or from solution being pushed up into the top edge of the window.
Although there is a slight difference between our original calculation and Teslaâs new oneâlast fall we built in a cost of $6,500, Teslaâs current cost for a Powerwall as part of a Solar Roof installation is $7,000.
Tesla Motors confirms $57,400 model S price tag. Consumer Reports News: December 21, 2011 05:50 PM. Tesla Motor's next electric car, the Model S sedan, still won't be ready until next summer. But the company announced yesterday that it's sticking to its guns on pricing for the next-generation all-electric vehicle.