6 speed transmission questions.
So I came out of the ice age and got a Suburban with the new 6 speed transmission (PRNDM_1). Reading the manual, it seems a little daunting. So how do you use it when towing? And what about steep...
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What is the trailer braking feature? I did notice as I went downhill(not in tow haul) it did seem to drop down a gear on its own. I felt it downshift. What happens in t/h mode?
