{"nhtsa_id":10130605,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-04-02","date":"2016-10-11","document_id":"GCUS-9-2952","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, DIESEL","mfr_system":null,"summary":"14652A-Special Coverage. On some vehicles a malfunction-indicator light (MIL) may illuminate due to an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir, increased tank-heater resistance, or reductant-system performance. If this condition occurs within the stated terms, dealer will replace the DEF tank reservoir and/or supply module pump.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10130605-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10130605-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10130605","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_chevrolet_express","2011_chevrolet_express","2012_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2011,"year_to":2011,"match":"base","vehicle_ids":["2011_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_gmc_savana","2011_gmc_savana","2012_gmc_savana"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2011,"year_to":2012,"match":"base","vehicle_ids":["2011_gmc_sierra","2012_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":[]}