{"nhtsa_id":10090806,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-07","date":"2013-03-06","document_id":"PS263","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"PITSTOP: INTERMITTENT OPERATION FROM A/C OR HEATER DTC - P1237 - WHEN DIAGNOSING A CONCERN RELATING TO INTERMITTENT PERFORMANCE FROM THE AIR CONDITIONER OR THE HEATER, CHECK FOR THE PRESENCE OF DTC P1237 (ACTIVE AIR FLAP FEEDBACK VOLTAGE HIGH) IN THE ACTIVE AIR FLAP (AAF) SYSTEM.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090806","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":["P1237"],"topics":[],"vehicles":[{"make":"KIA","model":"OPTIMA HYBRID","year_from":2011,"year_to":2013,"match":"base","vehicle_ids":["2011_kia_optima","2012_kia_optima","2013_kia_optima"]}],"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":[]}