Reviewed By neal l (Lebanon, KY) Reviewed for a 2008 GMC Yukon —8/4/2015 1:14 PM
The Range AFM does just what it says. Keeps the vehicle in V8 mode. Gas mileage has improved some. Oil consumption has stopped. This vehicle used about 2 quarts in 2000 miles and after the installation of the AFM oil consumption is zero.