{"nhtsa_id":10011614,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-01-27","date":null,"document_id":"3253","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"ANTI BRAKES SYSTEM BRAKE LIGHT AND OR SERVICE BRAKE MESSAGE WITH DIAGNOSTIC TROUBLE CODE C0238. *EH","document":null,"url":"https://open.wenmarpro.com/bulletins/10011614","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["C0238"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"ENVOY","year_from":2002,"year_to":2002,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_chevrolet_trailblazer"]},{"make":"CHEVROLET","model":"TRAILBLAZER EXT","year_from":2002,"year_to":2002,"match":"base","vehicle_ids":["2002_chevrolet_trailblazer"]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_oldsmobile_bravada"]}],"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":[]}