These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.
Cessna Aircraft Company Models 182Q and 182R Airplanes
Mar 27, 2009
Airframe (182R)Only with: Equipped with SMA diesel engine Model SR305-230-1 (or SR305-230 converted to SR305-230-1 per SMA SB-01-76-002) installed under STC SA03302AT.
Cessna Aircraft Company Models 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, and 182R…
Apr 25, 2007
Airframe (182R)Only with: Air Plains Services Corporation STC SA00152WI installed and a ground power receptacle mounted on the firewall (forward ground power receptacle).
AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.
Service Difficulty Reports (1)
Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.
ALL VALVE COVERS FOUND LEAKING. REMOVED ALL VALVE COVERS AND FOUND THE UPPER SECTION OF THE VALVE COVER GASKET NEAR THE EXHAUST VALVE HAD SHRUNK, PULLING IN TOWARD EXHAUST VALVE SPRING. WE HAVE FOUND THIS ISSUE ON NUMEROUS ENGINES WITH THE SUPERIOR VALVE COVER GASKETS MENTIONED, PN SA534857.
From FAA Service Difficulty Reports; matched by N-number and serial number.