{"nhtsa_id":10116947,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-09-08","date":"2016-12-05","document_id":"SGI16-57","mfr_campaign":null,"replaces":null,"component":"SUSPENSION","mfr_system":null,"summary":"DESCRIPTION OF ISSUE: A potential issue has been identified on a limited number of vehicles within the listed Affected Vehicle Range may have been manufactured away from process and, in some cases, the air suspension system amber warning light may appear on the instrument cluster with one or more of the Diagnostic Trouble Codes (DTC) stored in the Chassis Control Module (CHCM): C1A31­12, C1A32­12, C1A33­12, C1A34­12, C1A35­12, C1A36­12, C1A37­12, and/or C1A38­12. If the air suspension amber warning light illuminates, the vehicle may remain at its current height setting. If the DTC occurs at the 'off-road' height setting, a red warning light will illuminate if the speed exceeds 25mph / 40km/h.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10116947-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10116947-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10116947","components":[{"id":"suspension","name":"Suspension","parent":null}],"codes":["C1A31","C1A32","C1A33","C1A34","C1A35","C1A36","C1A37","C1A38"],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"RANGE ROVER","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_land-rover_range-rover"]},{"make":"LAND ROVER","model":"RANGE ROVER SPORT","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_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":[]}