What was found
SEVERE TURBULENCE, FL370,.78 MACH/CLEAN CONFIG. AIRSPEED VARIATIONS +/- 30 KIAS, UNCOMMANDED BANK 15-20 DEGREE, UNCOMMANDED PITCH OSCILLATIONS +/- 7 DEGREES. AIRCRAFT WAS GROUNDED AS A RESULT. AS PER DECODED VALUES FROM DFDR NO LIMITS WERE EXCEEDED. NO INSP REQ IAW AMM 05.51-17-200-001-A. A/C OK FOR SERVICE.