What was found
LEFT ENGINE NIB (N2) REACHED 5.0 AFTER THRUST REDUCED TO IDLE AT TOP OF DESCENT.(<P>C/W FIM TASK 71-05 F/T 852. DEFERRED LEFT ENGINE VIB INDICATION PER DDG 77-31-01 CAT C DMI 114191.</P><P>LP 1049522 - M19: LEFT ENGINE BORESCOPE NOT SUFFICIENT, ENGINE CHANGE CALLED. </P><P>LP 1049522 - M21: REMOVED AND REPLACED LT ENG IAW ATLAS WC A-71-999-04-02. OPS CHECK NORMAL.</P><P>LP 1049525 - M29: REFERENCE LOGPAGE 1049522 ITEM M21, LT ENG REMOVED AND REPLACED. THIS CLEARS DMI 114191. MCC NOTIFIED AND PLACARD REMOVED. </P>)