Tip - How to Recharge Air Conditioning with Freon in a Chevy Silverado | eHow

Most people want cold air when they are driving in warm weather. If the air conditioner in your Silverado is blowing warm air, adding refrigerant to the system may correct the problem, as long as the components are working properly. You can find an R134 automotive recharge kit at your local automotive parts store to do the job.