As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUS - INFLIGHT DFW-LGA. CREW REPORTED BOTH PACKS CYCLED ON AND OFF 2 TIMES AND PRESSURIZATION FLOW LIGHT ILLUMINATED. FLIGHT DIVERTED AUS LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED LEFT AND RIGHT SINGLE ENGINE SECOND CLIMB PRESSURE SWITCHES. SYSTEM GROUND CHECK NORMAL OPERATION.