Cold at highway speed but warm at idle is a textbook condenser fan issue on a Discovery. Moving air at speed compensates for the fan not working properly but stationary traffic exposes the fault immediately.
Straightened frame rail and bad welding near the strut tower on a car presented as never in an accident. That is not a cosmetic issue, that is a structural safety problem that no amount of negotiation should overcome.
Whining noise that increases with speed on a 7G Tronic is almost always a pump or torque converter bearing issue. Catching it now before it develops further is exactly the right instinct at 165k kilometers.
