HOW OLD AUTOMOTIVE TECHS GET FOOLED CHARGING AC BY COLD SUCTION LINE METHOD

There are so many methods and beliefs, black magic, blue rolling the dice of recharging, refrigerant to achieve cold air, coming out the dash but they are all all wrong .

They will get your cold air

But they will not properly recharge the AC system

Leaving at either a few ounces overcharged, or if you ounces under charged 

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