{"nhtsa_id":10004165,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-11-20","date":"2003-11-18","document_id":"01368A","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"COOLANT LOSS (INTO THE CRANKCASE). *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10004165","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"AVALANCHE","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"EXPRESS","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_chevrolet_tahoe"]},{"make":"GMC","model":"SAVANA","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_gmc_yukon"]}],"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":[]}