{"nhtsa_id":10243266,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-10-02","date":"2023-08-19","document_id":"2100223","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"K1 Clutch Snap Ring Repair Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following Diagnostic Trouble Code (DTC) has been set: ? P0731-00 - Gear 1 Shift Incorrect Ratio (This DTC will set during a key cycle and shifting into Drive). Customers may also comment on the following: ? The transmission will not shift into/or out of 1st - 4th gears. 5th and reverse gears are still available. This bulletin involves replacing the K1 clutch drum snap ring and possibly the K1 input shaft drum subassembly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10243266-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10243266-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10243266","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P0731"],"topics":[],"vehicles":[{"make":"RAM","model":"3500","year_from":2019,"year_to":2023,"match":"exact","vehicle_ids":["2019_ram_3500","2020_ram_3500","2021_ram_3500","2022_ram_3500","2023_ram_3500"]},{"make":"RAM","model":"4500","year_from":2019,"year_to":2023,"match":"exact","vehicle_ids":["2019_ram_4500","2020_ram_4500","2021_ram_4500","2022_ram_4500","2023_ram_4500"]},{"make":"RAM","model":"5500","year_from":2019,"year_to":2023,"match":"exact","vehicle_ids":["2019_ram_5500","2020_ram_5500","2021_ram_5500","2022_ram_5500","2023_ram_5500"]}],"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":[]}