Im US Forum glauben welche dass es evtl. am Sprit liegen könnte weil die teilweise Zusätze haben die das Material angreifen usw.. in unseren Foren ist das Thema eigentlich unauffällig... bei den Amis doch eher ein Thema...
I had this exact problem a few years ago with my 2008 and the dealer charged me close to $1200 to fix it even back then and said it was not warranty
Well, we just took in a 2010 SS Camaro in trade and guess what..... leaking fuel pump running down the tank.
I went out to my 07 and looked under the car just in front of driver side rear wheel to see the bottom corner of the fuel tank and saw the gas trail on the outside of the tank.so it is definitely leaking
My 2009 had the same issue.
My '08 Z does this crap to
My 08 was trouble free until 2 months ago I got the dreaded fuel smell. Anything over a half tank and the gas odor is nearly un bearable!
My 08 has it,i cant pump more than half tank or the smell starts