PC-12 Uncommanded nose down Pitch


ISSUE DESCRIPTION

Description of the issue:
During cruise flight aircraft pitched nose down beyond vertical (outside loop actually) third tie occurring.
Pitch indicator indicated full nose down.
No stick back or trim back could reverse the dive.

If applicable, which aircraft is experiencing this issue:
Pilatus PC-12

[PC Only] Did you remove all your community mods/add-ons? If yes, are you still experiencing the issue?
Nil add ons installed.

FREQUENCY OF ISSUE

How often does this occur for you (Example: Just once, every time on sim load, intermittently)?
regurlarly, 3 out of 5 flights longer than 25 minutes duration,

REPRODUCTION STEPS

Please list clear steps you took in order to help our test team reproduce the same issue:

  1. Take off
  2. Fly straight and level
  3. Wait

YOUR SETTINGS

If the issue still occurs with no mods and add-ons, please continue to report your issue. If not, please move this post to the User Support Hub.

What peripherals are you using, if relevant:
Winwing F16 Joystick
WinWing F15Throttle
Winwing Orion pedals

[PC Only] Are you using Developer Mode or have you made any changes to it?
No and Nil.

[PC, MSFS 2020 Only] Are you using DX11 or DX12?
N/A

[PC Only] What GPU (Graphics Card) do you use?
NVidia 4080 Super.

[PC Only] What other relevant PC specs can you share?
i7 12700K64GbRAM

MEDIA

Please add a screenshot or video of the issue occurring.
Not taken

[END OF FIRST USER REPORT]


:loudspeaker: For anyone who wants to contribute on this issue, Click on the button below to use this template:

Do you have the same issue if you follow the OP’s steps to reproduce it?

Provide extra information to complete the original description of the issue:

If relevant, provide additional screenshots/video:

I can confirm this behaviour as wellbut only seen in lower speed situation. Especially on final approach, when speed is around 100 kts and you would lower another flaps or gear…