Go to your local auto parts store. They will have kits with directions for you to do the job at home.
You add freon to the a/c by using the low side, suction side (larger hose).............
where do I add freon to my air conditioning unit on a 1997 chevy truck?
to the low side
no
try changing the map sensor, that was the problem on mine.
You can add Freon to your 1999 Chevy cooling system through the low pressure port. Connect your Freon bottle to the low pressure port and release the Freon into the system.
Freon is a very touchy thing to work with. The EPA bans its release into the atmosphere, so only experts and professionals know how to add and subtract Freon from the car safely. Take your car to a mechanic or a Chevy dealer for this.
No
R12-if it has ac of course.
Rear P/S top of engine. A black cap with orange writing that says Power Steering.
The schrader valve on the low pressure side of the system.
The low side port, which is the smaller one.