Just completed first tow....good and bad!,
As a newby, We just finished our first tow with a 2011 GMC hd 2500 6.0 gas from st louis, mo. to harrington beach campground north of Milwaukee, Ws. Trailer is about 8000 pounds. Trip was about 860 mi...
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Sounds normal to me. We tow in Tow Haul mode and it works just like you described. 6th gear is non-existent in that mode.
I normally get around 9 mpg towing at 56 mph. You might try slowing down for a trip to see if there is any difference in mpg.
We find the engine is very noisy when under load.
I long for my good old 8.1...
I normally get around 9 mpg towing at 56 mph. You might try slowing down for a trip to see if there is any difference in mpg.
We find the engine is very noisy when under load.
I long for my good old 8.1...
