How do you put gas in 1991 Jaguar XJ6?

To put gas in a 1991 Jaguar XJ6, first locate the fuel filler door, which is typically on the driver's side. Open the door by either pulling the lever inside the car or pressing the door itself, depending on the model. Unscrew the gas cap, then insert the fuel nozzle and fill the tank with the appropriate fuel type, usually unleaded gasoline. Once filled, replace the gas cap securely and close the fuel filler door.