This feature is usually provided by the email provider and not the email client. Where is your email hosted? They may have this feature.

Would it be my corporate office , that's where our main system is?

So are you running an exchange server?

What is that?

Okay, may be you should give me your domain name and I will take a look and see if I can find it that way.

@dealerselectrical.com

Looks like your with network solutions. Here are the steps: http://www.networksolutions.com/support/how-do-i-setup-my-auto-reply/