You have to disconnect the battery first to be safe. You don't want the air bag going off during removal.
I am attaching the instructions and the refered to FIGs in the instructions. The FIGs look the same but they point out the different hardware to remove.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.