What was found
FLT 1069, BOS-FLL, (EMERGENCY DECLARED). TURNING BASE TO FINAL AT 3000 FEET, WE FELT A VIBRATION AND STRONG BURN SMELL. NR 2 ENGINE WAS HAVING COMPRESSOR STALL AND EGT WAS HIGH AT 651 AT THAT POINT WE SHUTDOWN THE NR 2 ENGINE. REMOVED AND REPLACED NR 2 ENGINE IAW AMM TASK CARD A320-71-00-20-400-040 ALL OPS CHKD GOOD.