GM Full Size SUV Transmissions Temps?
I am curious what those of you that are towing with your full size GM SUVs are seeing for transmission temps when towing? I use my 2011 Yukon XL Denali as a secondary tow vehicle for my 7000ish pou...
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I would not worry about 250 or even a bit more when working hard. As long as it stays cool on the flats the dealer is right... this is the new normal. Don't apply knowledge from the 1950s/1960s to today's fluid and transmissions.
