During the next walk around of your Falcon 2000, pay close attention to the small door roller bracket that is mounted on the aft lower corner of your opened baggage door.
It is a very simple process to troubleshoot altitude and airspeed indicators if you have a spare indicator available.
When the landing gear actuators on the King Air 90 and 200 arrive at Duncan Aviation for overhaul, the first thing we inspect is the actuator screw and nut end play assembly.