{"nhtsa_id":10112740,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2013-01-25","document_id":"PIP5087","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AXLE ASSEMBLY","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that may have a service 4WD message displayed in the Driver Information Center. Technician may find Diagnostic Trouble Code C0379. Technician will need to inspect the front axle actuator connector for signs of moisture intrusion. If there is corrosion on the terminals at either location replace the actuator and harness.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10112740-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10112740-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10112740","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"axle","name":"Axle","parent":"powertrain"}],"codes":["C0379"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2009,"year_to":2013,"match":"exact","vehicle_ids":["2009_cadillac_escalade","2010_cadillac_escalade","2011_cadillac_escalade","2012_cadillac_escalade","2013_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_chevrolet_avalanche","2008_chevrolet_avalanche","2009_chevrolet_avalanche","2010_chevrolet_avalanche","2011_chevrolet_avalanche","2012_chevrolet_avalanche","2013_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_chevrolet_silverado","2008_chevrolet_silverado","2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado","2012_chevrolet_silverado","2013_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_chevrolet_suburban","2008_chevrolet_suburban","2009_chevrolet_suburban","2010_chevrolet_suburban","2011_chevrolet_suburban","2012_chevrolet_suburban","2013_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_chevrolet_tahoe","2008_chevrolet_tahoe","2009_chevrolet_tahoe","2010_chevrolet_tahoe","2011_chevrolet_tahoe","2012_chevrolet_tahoe","2013_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2007,"year_to":2013,"match":"exact","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon","2012_gmc_yukon","2013_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2007,"year_to":2013,"match":"base","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon","2012_gmc_yukon","2013_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI XL","year_from":2007,"year_to":2013,"match":"base","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon","2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon","2012_gmc_yukon","2013_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2007,"year_to":2011,"match":"exact","vehicle_ids":["2007_gmc_yukon-xl","2008_gmc_yukon-xl","2009_gmc_yukon-xl","2010_gmc_yukon-xl","2011_gmc_yukon-xl"]},{"make":"GMC","model":"YUKON XL","year_from":2012,"year_to":2013,"match":"base","vehicle_ids":["2012_gmc_yukon","2013_gmc_yukon"]}],"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":[]}