' {, x: U( i7 l( S3 d 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. ; X/ m0 S0 a8 o4 e
it was a 2006 GM SIERRA a real gas guzzler
回复 leohu / O# R7 m# L- A5 V: D* a. r. ]# o6 H0 h3 ]
; [6 l% y6 l) w8 ~8 m; s new cars have better fuel economy and that's for sure! because us set the emissio ... & V$ _* P' k9 ^7 H1 a( G9 K亮甲店 发表于 2011-12-8 15:14
4 \4 Z7 P* E. y6 X$ N- R! m0 t
: k( L* I8 p- J; U+ N! K7 |sorry i mean new car as in terms break-in period, any fuel mileage difference...?