As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: ACID/ BURNING SMELL DESCENDING BELOW 15000 FEET INTO CLT. ACCOMPLISHED SMOKE/ODOR/FUME CHECKLIST AND LANDED UNEVENTFULLY, ODOR PERSISTED THROUGH LANDING/TAXI. MAINTENANCE REPLACED ACTUATOR PER AMM 49-23-51-000-004A AND PERFORMED SATISFACTORY OPERATIONAL CHECK.