Bigdawg69 On the back of the Gem Module there is a # mine is F81B-14B205-BD Look at yours at get the same one you should be fine don't even have to program it. I just replaced one did not fix my problem So if your # is the same as mine I have used one for sale. 1999 2000 2001 FORD F250 F350 GEM MODULE F81B-14B205-BD the last two letters must match -BD
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