) P; ?% f8 d) q I$ b4 l! e$ [- T 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. , I: b4 N; | u7 r! M3 O1 v' U
it was a 2006 GM SIERRA a real gas guzzler
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5 _! k% C" |5 o* ^# F% { new cars have better fuel economy and that's for sure! because us set the emissio ... ) d$ Z$ \ _& O5 d4 J6 o2 R( R亮甲店 发表于 2011-12-8 15:14
+ j& h& W3 Z( ]3 X1 U. W8 K# N 6 g( M' F8 m! g, H( {) usorry i mean new car as in terms break-in period, any fuel mileage difference...?