What was found
SNA - FLT 2827 - SJC-SNA - STARTING DESCENT FROM FL370, FELT SEVERAL JOLTS AS THE THROTTLES CAME BACK (COMPRESSOR STALLS). ALSO, FLIGHT ATTENDANTS REPORTED LOUD BANGS HEARD FROM THE RIGHT ENGINE. ALL ENGINE INSTRUMENTS INDICATED NORMAL. REMOVED ENGINE P/N V2528-D5, S/N V20120. INSTALLED ENGINE P/N V2528-D5 S/N V20040. AIRCRAFT RETURNS TO SERVICE. (M)