{"nhtsa_id":10036485,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-03-21","date":"2010-08-01","document_id":"PIP-4574M","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"BUICK/CHEVROLET/GMC/PONTIAC/SAAB: EXCESSIVE OIL CONSUMPTION AND/OR BLUE EXHAUST SMOKE-INVESTIGATION UPDATE. IN MOST CASES DID NOT START UNTIL THE ENGINE ACCUMULATED APPROXIMATELY 30,000 MILES OR MORE. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10036485","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"RAINIER","year_from":2007,"year_to":2007,"match":"exact","vehicle_ids":["2007_buick_rainier"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_chevrolet_avalanche","2008_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2007,"year_to":2008,"match":"exact","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":"CHEVROLET","model":"TRAILBLAZER","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_chevrolet_trailblazer","2008_chevrolet_trailblazer"]},{"make":"GMC","model":"ENVOY","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_gmc_envoy","2008_gmc_envoy"]},{"make":"GMC","model":"SIERRA","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_gmc_sierra","2008_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_gmc_yukon","2008_gmc_yukon"]},{"make":"SAAB","model":"9-7X","year_from":2007,"year_to":2008,"match":"exact","vehicle_ids":["2007_saab_9-7x","2008_saab_9-7x"]}],"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":[]}