BA – FG-X Falcon Workshop Manual
All the FGs are still relatively new so not all bugs will have been fully exposed, but so far there seems to be no major issues with the FG. Diff bushes may need replacing early on, same story with the brake rotors.
Surface rust in engine bay
Diff bushes fail/ wear out prematurely
Air con weak and needs regassing more often Brake rotors can warp
The best way to accurately identify electrical and mechanical faults in a modern (mid 90’s onwards) car is to use an OBD2 scanner