{"nhtsa_id":10114069,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2017-07-10","document_id":"PIP5382H","mfr_campaign":null,"replaces":null,"component":"WHEELS:LUGS/NUTS/BOLTS/STUDS; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER","mfr_system":null,"summary":"This Preliminary Information communication advises the technician that generation 5 engines with Regular Production Option Code L83, L86, or LV3 may have an oil consumption concern were one quart in 2000 miles is being used. Dealer will confirm oil level was properly checked per Owner’s Manual, and check the bolt torque on the Valve Lifter Oil Manifold Assembly, before doing any repairs to the vehicle.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10114069-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10114069-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10114069","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"wheels","name":"Wheels","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"torque-converter","name":"Torque converter","parent":"powertrain"},{"id":"lug-nut","name":"Wheel nuts and studs","parent":"wheels"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_cadillac_escalade","2016_cadillac_escalade","2017_cadillac_escalade"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2015,"year_to":2016,"match":"base","vehicle_ids":["2015_chevrolet_silverado","2016_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_chevrolet_suburban","2016_chevrolet_suburban","2017_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_chevrolet_tahoe","2016_chevrolet_tahoe","2017_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2017,"year_to":2017,"match":"exact","vehicle_ids":["2017_gmc_sierra"]},{"make":"GMC","model":"SIERRA 1500","year_from":2014,"year_to":2016,"match":"base","vehicle_ids":["2014_gmc_sierra","2015_gmc_sierra","2016_gmc_sierra"]},{"make":"GMC","model":"YUKON XL","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2015,"year_to":2017,"match":"exact","vehicle_ids":["2015_gmc_yukon-xl","2016_gmc_yukon-xl","2017_gmc_yukon-xl"]}],"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":[]}