Up for sale is a used but in excellent tested condition 2002-2003 Ford Excursion/F250/F350 GEM 4X4 module. This was tested in and removed from an excellent running but wrecked 2003 Excursion. It will fit models with the same part number. This comes with a 30 day warranty. The part number is 2C3T-14B205-AA. Make sure this is the part NUMBER you need before purchase. DO NOT ASSUME THIS FITS YOUR VEHICLE WITHOUT VERIFYING YOUR NUMBNE FIRST!!!!!!