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International Automotive Technicians Network
Re: 1999 Yukon Poor Fuel Economy
Posted to Technical Discussion Forum on 12/17/2004

is it a C or K series? According to the Energuide fuel consumption guide a C series should get 19mpg city & 26 highway. If it is a K the mileage is considerably less @ 17 & 22 respectively. Also there are numerous different factors such as 4X4 and driving styl... Login to read more.