{"nhtsa_id":10143732,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-08-20","date":"2018-05-24","document_id":"18176","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE","mfr_system":null,"summary":"18176 - Customer Satisfaction - Certain vehicles, equipped with the 1.6L diesel engine (RPO LH7), may have a condition where if the engine control module software experiences an internal integrity fault and the transmission may not shift as designed. Reprogram the engine control module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10143732-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10143732-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10143732","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"GMC","model":"TERRAIN","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_gmc_terrain"]}],"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":[]}