As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SLC - FLT 2353 - DURING DESCENT INTO JAC, TRAILING EDGE FLAP DISAGREE LIGHT ILLUMINATED AND AIRCRAFT DIVERTED TO SLC AND LANDED WITHOUT INCIDENT. FOUND LEFT HAND OUTBOARD FLAP TRANSMISSION FRICTION PIN TRIPPED. FRICTION PIN RESET AND FLAPS CYCLED WITH NO SYMMETRY FAULTS. SYSTEM GROUND CHECKED, NORMAL OPERATION AND AIRCRAFT RE-DEPARTED TO JAC. (X)