{"nhtsa_id":10010657,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-12-04","date":null,"document_id":"3239","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"LIGHT IS ON AND DIAGNOSTIC TROUBLE CODES P1125 AND P2125 SET. *EH","document":null,"url":"https://open.wenmarpro.com/bulletins/10010657","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P1125","P2125"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_chevrolet_express"]},{"make":"GMC","model":"SAVANA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_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":[]}