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Question about engine heater on RAM 3500
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11-14-2016, 12:59 PM
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TLightning
Montana Master
Join Date: Nov 2007
Location: Kville
Posts: 2,865
M.O.C. #7871
When we had a motor home, the manual said to plug in the heat when the temps were 40 degrees or lower. I set a timer to come on about five hours before we planned to leave.
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