As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT RETURNED TO PLATFORM, DURING TAXING. VOR FLAGS ON RDMI INSIGHT IN BOTH INSTRUMENTS. TX RX VOR/ILS WAS REPLACED BUT FAIL CONTINUED. RETURN TO SERVICE TEST WAS PERFORMED SHOWING 375 FAILURE CODE (VOR/DFGC FAILURE). AIRCRAFT WAS SENT TO THE HANGAR WHERE BOTH TX RX VOR/ILS WERE REPLACED IAW MM 34-32-02.(K)