04-11-2009, 05:07 PM
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Hummer Guru
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Join Date: Jan 2005
Location: Oregon
Posts: 4,321
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Re: Clunk heard when letting on/off gas?
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Originally Posted by TGCOFTN
The past 5 days, I have tacked on over 2,000 miles on my 2008 H2 and got 19 miles per gallon with it.
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To Stainless, I run Shell V-Power Premium in both of mine. Engine idles smoother, and dont downshift as much, plus you get better fuel economy.
2007 Hummer H2
2008 Hummer H2
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19mpg? Really?
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