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  1. Engine and Technical Discussion
    I have a 2019 Gas 2500 159” hi top. I seem to have a antifreeze leak. Fluid is low but no drips. I have noticed what appears to be staining on the inside of the passenger windshield as well. in The old days I would say the heater core is leaking. But in these new vans I have no idea. My dealer...
  2. Promasterforum.com Introduction Section
    Hello! I'm Stephen and I moved from california to alaska in my van! I travel for work and have the potential of going to the north slope for up to 6 months. I am worried about winterizing my van. I have things sorted out on the inside but I am more worried about my engine and transmission...