Quote:
Originally Posted by ZL9M2
37.8 is the best highway mileage I've seen. And I don't drive conservatively. Hence "almost 40". Questions???
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I'll bite. Please tell us how your diesel Suburban exceeds UNLOADED highway ratings by nearly 50%!?!?!?! Are all your trips down hill and with a tailwind?
Chevy rates the I6D Suburban at 21 city and 27 highway.