% X, k1 z: E1 |: h& j9 a ' v1 q$ W9 q3 i$ ~, w- } new cars have better fuel economy and that's for sure! because us set the emission bar for 2020 or 2015, so everyone is trying to get within that requirement. # b5 c& d J2 @/ zit was a 2006 GM SIERRA a real gas guzzler
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new cars have better fuel economy and that's for sure! because us set the emissio ...$ y8 K# _' `+ o3 z' K q6 w
亮甲店 发表于 2011-12-8 15:14
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sorry i mean new car as in terms break-in period, any fuel mileage difference...?