1994 Chevrolet S10 Pickup Owner's Manual - Page 116
1994 Chevrolet S10 Pickup Manual
Page 116 highlights
Comfort Controls Flow-Through Ventilation System Your vehicle's flow-through ventilation system supplies outside air to the inside of your vehicle when is moving. With the side windows closed, air it will flow into the front air inlet grilles, through the vehicle, and the rear out air exhaust valve. Outside air will also enter the vehicle when the heater or the air conditioning fan running. is Ventilation Tips Keep the hood and front air inlet of ice, snow, or any other free obstruction (such as leaves). The heater and defroster will work far better, reducing the chance fogging the inside your windows. of of When you enter a vehicle in cold weather, turn the blower to HI for fan a few moments before driving This helps clear the intake ducts off. of snow and moisture, and reduces the chance of fogging the inside of your windows. Keep the air path under front seats clear objects. This helps air to the of circulate throughout your vehicle.