Specs, fuel ecomony, MPG, dimensions of all HSV models

HSV Avalanche - Technical Specs, Fuel economy, Dimensions Avalanche HSV Calais - Technical Specs, Fuel economy, Dimensions Calais HSV Caprice - Technical Specs, Fuel economy, Dimensions Caprice HSV Clubsport - Technical Specs, Fuel economy, Dimensions Clubsport HSV Colorado - Technical Specs, Fuel economy, Dimensions Colorado HSV GTS - Technical Specs, Fuel economy, Dimensions GTS HSV GTSR - Technical Specs, Fuel economy, Dimensions GTSR