1999 gmc 2500 plow truck

1999 2500 plow truck . single can. long box. it’s a plow truck. not a everyday drive. unless u give it some tlc. tires in good shape. bedliner, took box, tonue cover. has boss plow set up. no plow with truck as of right now. rear end does not work. plow a parking lot all last year in front wheel drive. worked fine. just don’t have time to keep working on it. plowed fine. everything worked when I put it away. went and messed with it the other day and blade didn’t move. haven’t got into finding what’s wrong yet. don’t have time. need it gone. call Bob