As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT SIDE RADAR GC BUTTON SEEMS TO STICK ON. TOOK MULTIPLE CYCLES TO REMOVE GROUND CLUTTER FROM DISPLAY. GROUNDED - YES. RELEASE PER MEL 34-15HWX RADAR AUTO TILT MULTISCAN FUNCTION INOP. REMOVED AND REPLACED WXR CONTROL PANEL. RESET 1 C/B. ACCOMPLISHED WXR OPS TEST. OPS TEST GOOD.