{"nhtsa_id":10112043,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2014-01-30","document_id":"PIP4792D","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that have a an extended crank on cold start, brief rough running on cold start, black exhaust color, and/or Service Engine Soon Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Code P0172 and or P0175. Technician will need to check the Fuel Alcohol Content parameter found in the Fuel Trim Data List of the scan tool and the measured ethanol content of a fuel sample using the J44175 tester. If the difference is 17% or greater, reprogram the Engine Control Module with the latest calibrations from TIS2web.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10112043-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10112043-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10112043","components":[{"id":"engine","name":"Engine","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":["P0172","P0175"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2010,"year_to":2011,"match":"base","vehicle_ids":["2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE EXT","year_from":2010,"year_to":2011,"match":"base","vehicle_ids":["2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_chevrolet_avalanche","2010_chevrolet_avalanche","2011_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"EXPRESS","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_chevrolet_express","2010_chevrolet_express","2011_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_chevrolet_silverado","2010_chevrolet_silverado","2011_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_chevrolet_suburban","2010_chevrolet_suburban","2011_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_chevrolet_tahoe","2010_chevrolet_tahoe","2011_chevrolet_tahoe"]},{"make":"GMC","model":"SAVANA","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_gmc_savana","2010_gmc_savana","2011_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2009,"year_to":2011,"match":"base","vehicle_ids":["2009_gmc_sierra","2010_gmc_sierra","2011_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2009,"year_to":2011,"match":"base","vehicle_ids":["2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI XL","year_from":2009,"year_to":2011,"match":"base","vehicle_ids":["2009_gmc_yukon","2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2009,"year_to":2011,"match":"exact","vehicle_ids":["2009_gmc_yukon-xl","2010_gmc_yukon-xl","2011_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":[]}