Quote:
Originally Posted by Hersbird
A 2013 Camaro 3.6 automatic actually gets 37.4 mpg on the old highway test before applying correction factors as nobody drives like that. Still that means that it gets even higher then 37.4 mpg steady state highway at 55mph.
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i can confirm this, my CTS with the non-DI LY7 will give mid to high 30's MPG at 55mph. getting those 3800lbs up to speed is what kills it. that and i have an intermittent pinging that im sure is costing me mpg from poor power and knock retard.