This was back when I had a2 wheel drive Suburban and was looking to extend my open water season. I got stranded at the bottom of the long uphill at Rivers Edge Resort south of Wis Dells. Luckily I located sand in a barrel up the hill. From then on, even with my new 4×4 Silverado, I carry a supply of salt/sand mixture, if not for me, maybe to help someone else. But, what I have learned here is to let the trailer/boat drain before heading up any ramp/incline.
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