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Old 04-21-2013, 11:43 AM   #15
JJKJ
 
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Drives: 2013 2SS/RS 1LE
Join Date: May 2011
Location: Marion, Ia
Posts: 237
Pretty sure that GM's curb weight is with a full tank of fuel. If you're at a true 1/3 tank, then that's 6.27 gal remaining vs 19 gal full. At ~6lbs/gal that's a 76lb difference in fuel weight.
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13 VR 2SS/RS 1LE (sold)
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