to refill the air condition system where do i place the nozzle from the can on 2004 Chevrolet Aveo

i am attempting to refill the a/c system with refrigerant where do or which nozzle do a place hook it up to.

1 answer 1 comment
The place to hook it up is in a shop with qualified mechanics. A/C work is not for DIY'ers no matter what the re-fill kit you bought says.
Yes, EPA standards do not allow you to do it yourself due to the potential for CFLs being released into the air