GMs new 6.2 di seems to get great mpg
I have read a lot of owners reporting 16-18 average and 20-21 highway out of a 6.2. Any here have a new one?? MPG numbers please.
Forum Discussion
bgum wrote:
I would think it would work better than a HEMI but it would be good to hear from someone with experience.
Why do you say that?
