What was found
FLIGHT 5428 - THE AFT CABIN FILLED WITH SMOKE DURING TAXI OUT AT JAX, FLIGHT RETURNED TO THE GATE. DEFERRED THE LEFT AIR CONDITIONING PACK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5428 - THE AFT CABIN FILLED WITH SMOKE DURING TAXI OUT AT JAX, FLIGHT RETURNED TO THE GATE. DEFERRED THE LEFT AIR CONDITIONING PACK.