With the turbo tax card are you able to get a cash advance at a bank and take all of your money off at once?

You can take cash out at an atm, there are applicable fees. 

For any questions or concerns with your Turbo Prepaid Visa, please click here to contact customer support. 

For help with your pre-paid Visa card:

Call  (888) 285-4169

There is a “Help” link in the top corner of the web site for the card:

https://www.turboprepaidcard.intuit.com/