The fuel mileage for a 1999 Denali 2 wd is 12mpg city, 16mpg highway. The 4wd model gets 11 mpg city, 15mpg highway.
The 2001 Yukon Denali has a very poor gas mileage per gallon. The gas tank capacity in these vehicles are 26 gallons.
13 city 17 hwy Roughly
there isnt one
31 gallons 31 gallons I have a 03 GMC Denali Yukon XL and it has a 33 gallon gas tank.
The 2011 GMC Sierra Denali gets 13 miles per gallon in the city and 18 miles per gallon on the highway. This is fair gas mileage for a sports utility vehicle of its size.
About 16mpg highway or thereabouts.
The gauge could be bad, the fuel gauge sending unit in the gas tank as part fo the fuel pump could be bad you could have a bad ground wire you could have a broken wire in the harness runnign from the fuel tank to the gauge.
This is a SUV made by GMC. It is a smaller midsized sports utility vehicle. It is very expensive but cost less than the suburban and burns less gas too.
24/29
1999 Chevrolet Metro
Poor gas mileage.
approx 20 miles depends on cylinders