Low Pressure switch onthe a/c system what do you have to do to change it ? on 1993 Chevrolet S10

Low Pressure switch is leaking on my a/c unit in my truck. I notice when i moving a pretty good speed the a/c is not as cool as it is at low speeds Someone said it could be the Low pressure switch ?

Asked by for the 1993 Chevrolet S10
If there is a leak in the system then of course is not going to get cold if there is a leak coming from the switch replace it and get your system checked!