{"nhtsa_id":10103562,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-06-06","date":"2015-01-05","document_id":"SSM71893","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"\"ISSUE: CUSTOMERS REPORT A REPEAT ISSUE OF ENGINE NOISE FROM THE TIMING CHAIN SYSTEM, AFTER THE VEHICLE HAD PREVIOUSLY BEEN REPAIRED. CAUSE: THE TIMING CHAIN WAS NOT AT THE CORRECT TENSION. THIS WAS CAUSED BY THE FULL REPAIR PROCEDURE IN TSB LTB00474 NOT BEING FOLLOWED - A COMPLETE SET OF TIMING CHAIN TENSIONERS AND BLADES WERE NOT FITTED.\"","document":null,"url":"https://open.wenmarpro.com/bulletins/10103562","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"LR4","year_from":2010,"year_to":2015,"match":"exact","vehicle_ids":["2010_land-rover_lr4","2011_land-rover_lr4","2012_land-rover_lr4","2013_land-rover_lr4","2014_land-rover_lr4","2015_land-rover_lr4"]},{"make":"LAND ROVER","model":"RANGE ROVER","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_land-rover_range-rover","2011_land-rover_range-rover","2012_land-rover_range-rover"]},{"make":"LAND ROVER","model":"RANGE ROVER SPORT","year_from":2010,"year_to":2013,"match":"exact","vehicle_ids":["2010_land-rover_range-rover-sport","2011_land-rover_range-rover-sport","2012_land-rover_range-rover-sport","2013_land-rover_range-rover-sport"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}