Cummins auto high idle question
On cold mornings the truck will go into a high idle after approx. two mins of starting. It does it automatically when it's cold, I'm not setting the cruise. Question is, a couple of times here lat...
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Also, I've read plugging it in isn't necessary at the temps we've been having but I'll start and see how it does. Maybe the kids won't freeze all the way to school in the am.
