{"nhtsa_id":10155607,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-01","date":"2019-02-21","document_id":"SSM74298","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; VISIBILITY","mfr_system":null,"summary":"During or after the Pre Delivery Inspection (PDI) a technician may observe that Diagnostic Trouble Code (DTC) B1974-86 ? Rear View Mirror Module Signal Invalid is stored in the Body Control Module (BCM) as a permanent DTC and cannot be cleared.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10155607-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10155607-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10155607","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"visibility","name":"Glass, wipers and mirrors","parent":null}],"codes":["B1974"],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"RANGE ROVER EVOQUE","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_land-rover_range-rover-evoque"]}],"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":[]}