As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEG FLIGHT 2351: PITCH TRIM CAUTION LIGHT ILLUMINATES AFTER ENGINE START. MAINTENANCE FOUND F/O PITCH TRIM SWITCH FLAGGED IN CDS. FOUND TO BE STICKING. CLEANED AND LUBED SWITCH. CHECKS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.