As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: REVERSE THRUST JAMMED AFTER LANDING WAS DIFFICULT TO GET OUT OF REVERSE ON BOTH ENGINES. FOUND THRUST REVERSER SWITCHES DIRTY, CLEANED SWITCHES AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 78-31-00.