{"nhtsa_id":10057696,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-06-22","date":"2015-03-01","document_id":"14882","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)","mfr_system":null,"summary":"GENERAL MOTORS: 2010-2013 BUICK , CHEVROLET, GMC : THIS TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME VEHICLES EQUIPPED WITH 2.4L ENGINE MAY EXPERIENCE HIGH OIL CONSUMPTION OR FROZEN OR PLUGGED POSITIVE CRANKCASE VENTILATION SYSTEM (PCV) DURING COLD WEATHER, CAUSING AN OIL LEAK IN REAR CRANKSHAFT SEAL. *LJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10057696","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"pcv","name":"Crankcase ventilation (PCV)","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"LACROSSE","year_from":2010,"year_to":2013,"match":"exact","vehicle_ids":["2010_buick_lacrosse","2011_buick_lacrosse","2012_buick_lacrosse","2013_buick_lacrosse"]},{"make":"BUICK","model":"REGAL","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_buick_regal"]},{"make":"CHEVROLET","model":"EQUINOX","year_from":2010,"year_to":2013,"match":"exact","vehicle_ids":["2010_chevrolet_equinox","2011_chevrolet_equinox","2012_chevrolet_equinox","2013_chevrolet_equinox"]}],"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":[]}