{"nhtsa_id":10112648,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2012-12-12","document_id":"PIT4813C","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:IGNITION; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles with a \"Service Charging System\" message displayed on the Driver Information Center and/or a low voltage reading on the volt gauge during the first several minutes after a cold start. Technician may find a Diagnostic Trouble Code B1517 sym 03. If this concern only occurs during the first several minutes of a cold start, no repairs should be made. Dealer should communicate to the customer that this is normal operating characteristic of vehicles equipped with the diesel engine.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10112648-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10112648-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10112648","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"ignition","name":"Ignition","parent":"electrical"}],"codes":["B1517"],"topics":[],"vehicles":[{"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":"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":"SIERRA DENALI","year_from":2007,"year_to":2013,"match":"base","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra","2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra","2012_gmc_sierra","2013_gmc_sierra"]}],"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":[]}