2004 Chevy 1500 Avalanche fully loaded with onstar gas mileage 14 mpg city/18 mpg hwy engine gas v8, 5.3l epa class no data style name1500 4wd crew cab z71 drivetrainfour wheel drive passenger capacity6 passenger doors4 body stylecrew cab pickup - short bed transmissiontransmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode new specialty tires and battery no rust
