EASA issued EASA AD 2021-0048, dated February 16, 2021 (EASA AD 2021-0048) to correct an unsafe condition identified as an increased vibration during flight. Actions Since AD 2022-01-01 Was IssuedSince the FAA issued AD 2022-01-01, EASA superseded EASA AD 2021-0048 and issued EASA AD 2023-0064, dated March 20, 2023 (EASA AD 2023-0064) (also referred to as the MCAI). See “Differences Between this Proposed AD and the MCAI” for a discussion of the general differences included in this proposed AD. (3) Model AS 365 N2, AS 365 N3, SA 365 C1, SA 365 C2, SA 365 N, and SA 365 N1 helicopters. (h) Exceptions to EASA AD 2023-0064(1) Where EASA AD 2023-0064 refers to its effective date, this AD requires using the effective date of this AD.