{"nhtsa_id":10000725,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-03-27","date":"2002-12-01","document_id":"020604059","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"ENGINE RUNS ROUGH, SERVICE ENGINE SOON LIGHT ON, DIAGNOSTIC TROUBLE CODES P0300 OR P0335 SET. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10000725","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0300","P0335"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"ASTRO","year_from":2002,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"BLAZER","year_from":2002,"year_to":2003,"match":"exact","vehicle_ids":["2002_chevrolet_blazer","2003_chevrolet_blazer"]},{"make":"CHEVROLET","model":"EXPRESS","year_from":2002,"year_to":2003,"match":"exact","vehicle_ids":["2002_chevrolet_express","2003_chevrolet_express"]},{"make":"CHEVROLET","model":"S10","year_from":2002,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"SIERRA","year_from":2002,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2002,"year_to":2003,"match":"exact","vehicle_ids":["2002_chevrolet_silverado","2003_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SONOMA","year_from":2002,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"JIMMY","year_from":2002,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"SAFARI","year_from":2002,"year_to":2003,"match":"exact","vehicle_ids":["2002_gmc_safari","2003_gmc_safari"]},{"make":"GMC","model":"SAVANA","year_from":2002,"year_to":2003,"match":"exact","vehicle_ids":["2002_gmc_savana","2003_gmc_savana"]}],"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":[]}