If the system does not have any leaks, it will last forever.
The shelf life of clean, dry refrigerant is indefinite. As long the the system is free of contaminants, the freon will be good.
The refrigerant (freon) in any air conditioner should last the life of the unit. If not, you have a leak.
Sounds like it's low on freon.
10 years
Until a leak develops which allows the refrigerant to escape.
where do u put freon in a smart cAR 2009
Freon is odorless; you cannot smell it.
Most systems do not last that long with out repairs.Most systems do not last that long with out repairs.
Freon cooler is leaking from A/C 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.
No