High and Low side a/c

High and Low side a/c

Charge through the low side.

leechris81 said
Auto Zone part number is: LXVC-12 best I can tell. It’s literally no more than taking the Schrader cores out of the r12 fittings (please make sure it’s empty first), then screw the 134 fittings on top of them.

There are threads here about converting but i can't find one.