Fuel Economy You Ask?
If you are concerned with fuel economy the Quigley 4x4 is comparable to the alternatives as well. As with any vehicle, fuel economy is effected by the driving habits of whoever is behind the wheel. The following calculator helps give you an idea of the Quigley GMC / Chevrolet 4x4 vehicle fuel economy when compared to the alternatives. The alternatives fuel economy is based off of GM’s Internet data gathered on 11/05/2008. We estimate 0 - 1 MPG less than the OEM version from GM and given with your hub-locks in the free position if your vehicle is so equipped. Just choose the GM models from each of the drop down boxes provided. Then simply type in your annual mileage driven (MPY) and price of fuel (PPG) in each of the respective labeled areas. The calculator will tally up the figures and give your results as either Alternative’s Additional Cost, QMCI’s Additional Cost or Same Cost.