Turn your car on with the ac fan on full power. Find the low pressure connection in the engine bay. clip on freon can and push away. meanwhile, feel the air with your hand or something periodically until you feel the air getting cold.
R134a
You can recharge your 1998 Mercury air conditioner by connecting your Freon bottle to the low pressure port. You can find the low pressure port on top of the air conditioner compressor. Release the Freon into the compressor.
It is located on the underside of the car, right before the dust and brush guard starts.
it's in the engine bay just behind the battery. you will have to remove the battery and the shelf it sit s on to get to it. you will see it mounted to the firewall.
It might need to have the Freon re-charged.
Connect your Freon bottle to the low pressure port on your 1998 Chevy S 10 Blazer air conditioning compressor. Discharge the Freon into the compressor. A recharge kit will make this process quite simple.
Just twist the bulb socket from under the hood behind the headlampand do not touch the new bulb glass with your fingers when replacing it or it will prematurely fail.
THERE IS NO FREON IN A 98 IT IS R134
R134
.9 lbs of freon
http://www.commandocaralarms.com/wiring/1998/Mitsubishi/Eclipse
The 1998 Chevrolet 2500 pickup truck has a Freon capacity of 5.5 pounds. You should never overfill the Freon in your cooling system.