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Old 03-07-2014, 08:55 AM   #4 (permalink)
Master EcoModder
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Join Date: May 2009
Location: Charlotte NC / York SC
Posts: 727

05 DMax - '05 Chevrolet 2500HD
90 day: 18.48 mpg (US)
Thanks: 109
Thanked 55 Times in 51 Posts
some cars are very sensitive to having the engine block properly grounded and wont even run without it

I can't understand why my MPG's are so low..........
21,000lb, 41' Toy Haulers are rough on FE!
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