If your air conditioner blows air but it's not cold air then you probably need freon in your air conditioner
Answering "Where do you add freon to your air conditioner in your ford ranger?"
29 dollars for refill
Varies by vehicle usually 1-3 lbs.
1lb 6oz is all u need
you use freon to cool your car and make the air conditioner work
Yes you can if you have the tool, knowledge, and of course the freon. Youtube has instructional videos to help you.
Actually no technical skills needed to check the Freon level. Home central air conditioners have a Freon scale on it. One just need to read the scale and determine whether the level of Freon is sufficient.