回复 32#leohu6 x. D+ ~& S _+ W
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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. 5 P8 w: i5 j& G
it was a 2006 GM SIERRA a real gas guzzler
7 {+ ^" w A. [# h 6 J" c9 l0 D" K7 }: M: A* ~ new cars have better fuel economy and that's for sure! because us set the emissio ..., r7 Q: ~+ m# K/ o2 z, S9 W
亮甲店 发表于 2011-12-8 15:14
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- u' m- A6 h3 E. [* ]9 y1 rsorry i mean new car as in terms break-in period, any fuel mileage difference...?