{"nhtsa_id":10139291,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-06-04","date":"2018-03-12","document_id":"18046","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"18046 - Service Update. On certain vehicles, the motor generator unit (MGU) coolant hose may contact the battery power inverter module (BPIM). Customers may experience a coolant leak. Dealers are to install a shorter bolt. They should also inspect the coolant hose for damage and replace it as necessary.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10139291-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10139291-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10139291","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"LACROSSE","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_buick_lacrosse"]}],"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":[]}