driver side seat

Just got this car. Driver seat belt won’t retract. Is is hard to remove and replace? Googling my options and getting overwhelmed. Has anyone done this successfully?

Hi Y'all, Our '06 GP driver's side power seat is no longer moving. The motor still operates as does the switch. The seat does move up and down, but not forward or back. It wouldn't be a problem, but driving while being squished between the seat back and steering wheel isn't very comfortable. I...