On a dedicated server with 2 players:
- one player is driver one is gunner (problem should be on every vehicle but tested with Blackfoot and Hunter HMG)
- the driver executes "vehicle player setdamage 0.5"
> vehicle HUD: driver sees the damage in the upper left corner (all vehicle parts are orange)
the gunner doesn't see it (even after getting to driver seat or outside then back in vehicle)