{"nhtsa_id":10219929,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-15","date":"2021-08-05","document_id":"S2118000013","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Customer complaint may include the transmission going into neutral on its own. A Mil-on/check engine lamp-on condition may also be present. Upon further investigation, one or more of the following DTCs may be set in the powertrain control module (PCM): P219A-Bank 1 Air-Fuel Ratio Imbalance P219B-Bank 2 Air-Fuel Ratio Imbalance P2173-High Airflow/Vacuum Leak Detected (Slow Accumulation) P2172-High Airflow/Vacuum Leak Detected (Instantaneous Accumulation) P0172-Fuel System 1/1 Rich P0175-Fuel System 2/1 Rich (Incorrect \"July 2021\" on document)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10219929-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10219929-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10219929","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0172","P0175","P2172","P2173","P219A","P219B"],"topics":[],"vehicles":[{"make":"RAM","model":"1500","year_from":2019,"year_to":2021,"match":"exact","vehicle_ids":["2019_ram_1500","2020_ram_1500","2021_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":[]}