Will I Get Terminated ? I Need to Check Myself Into Drug Rehab?

i need help ,,i am a manager at a car dealership and it is a very hard job to find ,,,,,,,if you are going to respond “you made your bed now sleep in eat,,,,i will tell you where to go now…. if you have any back round on how i should approach someone in my company please earn your points,,i have a substance abuse problem that i need to take care of before it gets out of hand ,,,,i have not missed work,stole or slacked off i want to go into a 28 day program but i am worried i am going to lose my job,,,,what do i do??