{"nhtsa_id":10008671,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-08-14","date":"2004-03-01","document_id":"040604016","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"REVISED DIAGNOSTIC TROUBLE CODE (DTC) P0135, P0141, P0155, OR P0161 HEATER PERFORMANCE AND REVISED DTC P0140, P0160, P0134, P0154 HO2S INSUFFICIENT ACTIVITY. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10008671","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0134","P0135","P0140","P0141","P0154","P0155","P0160","P0161"],"topics":[],"vehicles":[{"make":"PONTIAC","model":"GTO","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_pontiac_gto"]}],"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":[]}