General Motors Corporation
General Motors Factory recall reduces gas milage 25% on trucks & SUVs
A General Motors computer program update recall on my 2007 Yukon (to supposidly make it run better on E85 fuel) reduced my gas milage about 25%. This will cost me around $1,200 every year I own the vehicle! My GMC dealer tells me this is typical for reprograming all General Motors full size SUVs ...