most likely you have a r12 cooling system. You will first have to visit a certified AC mechanic to have the r12 drained from your system and since you have to do that then you might as well have them do the r134 conversion at the same time, it won't add that much more to the cost.
Trans Dipstick
You must be licensed and certified to use freon. Are you?
29 dollars for refill
You take it to a professional, the freon you buy in the store is not what your car needs !
To properly refill the freon in your window AC unit, you should first turn off the unit and unplug it. Then, locate the service valve on the unit and connect a refrigerant refill kit to it. Follow the instructions on the refill kit to add the appropriate amount of freon to the unit. Be careful not to overfill, as this can damage the unit. Once the freon is refilled, securely close the service valve and plug the unit back in.
You have to refill it through the trans dipstick tube.
To refill freon in an AC system, you will need to locate the service valves on the unit. Connect a refrigerant gauge to the low-pressure service valve. Slowly add freon until the pressure reaches the recommended level. Be sure to follow safety guidelines and regulations when handling freon.
Freon was not installed in any vehicle built after 1995.Freon was not installed in any vehicle built after 1995.
chupa mis guevos way yeah!
The cast of The Refill - 1995 includes: Viviane Vives as Angry Waitress
You can refill your 1987 VW air conditioning system from the low pressure port on the air conditioner compressor. Connect your Freon bottle to the low pressure port and release the Freon into the system.
depemds on the car as how much freon it will hold. some cars have a tag saying how much freon the car is filled with. Too much freon is just as bad as not enough freon.