1993 Chevrolet Corvette Owner's Manual - Page 146

The rear window defogger and power Flow-Throuflh Ventilation System window defogger .odyaperate whenthe Your corvette's flow-through ' engine is r u ~ g . ventilation system supplies outside air D pot attach a temparary vehicke o into the vehicle when it is moving. license across the defogger grid on the, Outside a r will also enter the vehicle i rear window. when the heater or the air conditioning fan is m a g . Ventilation Tips K k p the hood and €rantair inlet free -ofice, snow, or any other obstruction (such as leaves). The heater and. defroster d l work far better, reducing the chance of fogging the inside of y o u windows. When you enter a vehicle in cold weather, turn the blower f a n to the highest speed f6r.afew moments before driving off. This helps clear the intake ducts of 'snow and moisture, .and reduces the chance of fogging the inside a€your windows. Keep the air path u,nder the frwt . seats clear of objects. This- helps to air circulate t.hroughout your vehicle. See the Ind& under Engim?Exhaust.