{"nhtsa_id":10104461,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-06-06","date":"2015-05-19","document_id":"LTB00474NAS3","mfr_campaign":null,"replaces":null,"component":"ENGINE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS","mfr_system":null,"summary":"\"SITUATION: A ‘RATTLE’ / ‘CLICK’ NOISE MAY BE HEARD FROM THE FRONT OF THE ENGINE. THE NOISE MAY BE MORE PRONOUNCED WHEN THE ENGINE IS AT IDLE SPEED. CAUSE: THIS MAY BE CAUSED BY WEAR ON THE TIMING CHAIN LEVER, RESULTING IN REDUCED TENSION ON THE TIMING CHAIN.\"","document":null,"url":"https://open.wenmarpro.com/bulletins/10104461","components":[{"id":"engine","name":"Engine","parent":null},{"id":"drive-belt","name":"Drive belts","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"LR4","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_land-rover_lr4","2011_land-rover_lr4","2012_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":2012,"match":"exact","vehicle_ids":["2010_land-rover_range-rover-sport","2011_land-rover_range-rover-sport","2012_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":[]}