1999 Chevrolet Monte Carlo Owner's Manual - Page 129
1999 Chevrolet Monte Carlo Manual
Page 129 highlights
yellowblue Do not attach anything like a temporary vehicle license or decal across the defogger grid. Adjust the direction of airflow by moving the vents. Your vehicle's flow-through ventilation system supplies outside air into the vehicle when it is moving. Outside air will also enter the vehicle when the air conditioning fan is running. Ventilation Tips NOTICE: Don't use a razor blade or something else sharp on the inside of the rear window. If you do, you could cut or damage the warming grid, and the repairs wouldn't be covered by your warranty. Don't put decals there because you might have to scrape them off. D For mild outside temperatures when little heating or cooling is needed, use VENT to direct outside air through your vehicle. D Keep the hood and front air inlet free of ice, snow or Ventilation System any other obstruction, such as leaves. The heater and defroster will work far better, reducing the chance of fogging the inside of your windows. mode to FLOOR and the fan to the highest speed for a few moments before driving off. This helps clear the intake ducts of snow and moisture and reduces the chance of fogging the inside of your windows. objects. This helps air to circulate throughout your vehicle. D When you enter a vehicle in cold weather, set the D Keep the air path under the front seats clear of 3-5