Installing Seats In Aluminum Boat How Do I Wire Up Heated Seats From A 2001 Volvo?

How do I wire up heated seats from a 2001 Volvo? - installing seats in aluminum boat

I installed the seat of a Volvo in my 2001 Jeep CJ5. They have heat panels on the floor and back. No idea how to get the keys without the original disk and use wire? I'm burning the cables and / or seated fear.