STOP CAR FROM WOBBLING LEFT TO RIGHT!!! TRY THESE SETTINGS They work great for me on Horizon 5 using Logitech G920 on Xbox One.
Let me know how they work for you.
Steering linarity 25
Vibration scale 0.3
Force feedback scale 0.3
Centre spring scale 0.7
Wheel damper scale 1.9
Mechanical trail scale 1.9
Force feedback minimal force 0.8
Force feedback load sensitivity 0.6
Road feel scale 0.8
Off road feel scale 0.8
Steering rotation 630
Steering lock multiplier 1.00
Deceleration axis dead zone outside 39 (brake works better)
Leave all other dead zone default