Generally 12 - 14 city, low 20's highway. As a rule of thumb, I say 17. As an aside, My Jimmy is 10 years old, and the mpg is almost exactly the same today as when it was new. A testament to the Vortec V-6!
1 billion miles to the gallon
The 1999 GMC Jimmy SL 2-door SUV has a towing capacity of 5,000 pounds. This vehicle gets 15 miles per gallon in the city and 21 miles per gallon on the highway.
8 miles
a million miles
15 miles city and 20 miles highway.
14-20 city
I get about 17city/20highway
I average 15.8 MPG
5
SUV's constructed by GMC offer a variety of miles per gallon ranging from the GMC Terrain that does approximately 30 miles per gallon on the highway to the large GMC Yukon that does approximately 25 miles per gallon. Also, the GMC Acadia will get around 16 to 18 mpg on day to day driving.
26 or 30/31 gallon
it gets 19.78963592647 gallons per mile