{"nhtsa_id":10148682,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-11-19","date":"2015-09-24","document_id":"18-064-15","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR","mfr_system":null,"summary":"P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 This bulletin involves replacing the Selective Catalyst Reduction (SCR) Catalyst assembly. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find Diagnostic Trouble Code (DTC) P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 set in the Powertrain Control Module (PCM) memory.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10148682-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10148682-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10148682","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"catalytic-converter","name":"Catalytic converter","parent":"exhaust-emissions"}],"codes":["P20EE"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_jeep_grand-cherokee"]},{"make":"RAM","model":"1500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_1500"]}],"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":[]}