{"nhtsa_id":10035804,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-03-05","date":"2010-10-01","document_id":"SB-10-06-01-008","mfr_campaign":null,"replaces":"SB-10-06-01-008A","component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"CADILLAC/CHEVROLET/GMC/PONTIAC: ENGINE OIL CONSUMPTION ON ALUMINUM BLOCK ENGINES WITH ACTIVE FUEL MANAGEMENT (AFM) (INSTALL AFM OIL DEFLECTOR AND CLEAN CARBON FROM CYLINDER). CAUSED BY AN UNCOVERED AFM VALVE THAT SPRAYS OIL ON THE BOTTOM OF THE CYLINDERS WHEN THE VEHICLE IS IN FOUR CYLINDER MODE. *PE UPDATED 5/9/11. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10035804","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_cadillac_escalade","2008_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2007,"year_to":2008,"match":"base","vehicle_ids":["2007_cadillac_escalade","2008_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE EXT","year_from":2007,"year_to":2008,"match":"base","vehicle_ids":["2007_cadillac_escalade","2008_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_chevrolet_avalanche","2008_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2007,"year_to":2008,"match":"base","vehicle_ids":["2007_chevrolet_silverado","2008_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_chevrolet_suburban","2008_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_chevrolet_tahoe","2008_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA 1500","year_from":2007,"year_to":2008,"match":"base","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2008,"year_to":2008,"match":"base","vehicle_ids":["2008_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI","year_from":2007,"year_to":2008,"match":"base","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon"]},{"make":"GMC","model":"YUKON DENALI XL","year_from":2007,"year_to":2008,"match":"base","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_gmc_yukon-xl","2008_gmc_yukon-xl"]},{"make":"PONTIAC","model":"G8","year_from":2008,"year_to":2008,"match":"exact","vehicle_ids":["2008_pontiac_g8"]}],"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":[]}