Michigan Wheel Is There A Kit Available To Replace The Vacuum Operated 4 Wheel Drive Actuator On A 1995 Dodge Ram 1500?

Is there a kit available to replace the vacuum operated 4 wheel drive actuator on a 1995 Dodge Ram 1500? - michigan wheel

I will get the 4 wheels .. fixed next week, and I heard the drive system is in the cold, or when immersed in water, unreliable ... I live in Michigan, winter is come and spend some very deep holes, sometimes. I have the car for a wheel has only a 4-year ownership and has never worked ... then ... Gimme Some folks options!