{"nhtsa_id":10009984,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-11-03","date":null,"document_id":"3153","mfr_campaign":null,"replaces":"3153A","component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"TRANSFER CASE OIL IN HVAC VACUUM LINES SUPPLEMENT TO 03-01-38-009. *TC UPDATE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10009984","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"BLAZER","year_from":2001,"year_to":2003,"match":"exact","vehicle_ids":["2001_chevrolet_blazer","2002_chevrolet_blazer","2003_chevrolet_blazer"]},{"make":"GMC","model":"ENVOY","year_from":2001,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"JIMMY","year_from":2001,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"SONOMA","year_from":2001,"year_to":2003,"match":"exact","vehicle_ids":["2001_gmc_sonoma","2002_gmc_sonoma","2003_gmc_sonoma"]}],"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":[]}