{"vehicle":{"id":"2019_ram_1500","year":2019,"make":"Ram","model":"1500"},"code":"P07E4","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":11030138,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-18","date":"2026-03-09","document_id":"S2621000003 REV.A","mfr_campaign":null,"component":"POWER TRAIN","summary":"The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030138-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030138-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030138"},{"nhtsa_id":11029770,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-05","date":"2026-02-25","document_id":"S2621000003","mfr_campaign":null,"component":"POWER TRAIN","summary":"Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV transmissions that have fault codes P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029770-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029770-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029770"},{"nhtsa_id":10220623,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-26","date":"2021-02-27","document_id":"2100921","mfr_campaign":null,"component":"POWER TRAIN; EXTERIOR LIGHTING; ELECTRICAL SYSTEM","summary":"Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P1DDE-00 - Ignition Run-Start Input 1-2 Correlation. P1DF3-00 - ECU Not Initialized. P07E4-00 - Unable To Engage Park. P0735-00 - Gear 5 Shift Incorrect Ratio. The customer may also notice the following condition: Drivetrain \"clunks\" or harsh/rough upshifts, specifically going into 2nd, 3rd or 4th gears. The following enhancements are also included in this software update:Improvement to the 5-3-2 downshift to preventDTC P0735-00. Shifter auto-position correction with ignition in the ?Run/Acc? positions during an AutoPark event.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10220623-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10220623-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10220623"},{"nhtsa_id":10188827,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-03-15","date":"2021-02-27","document_id":"21-009-21","mfr_campaign":null,"component":"POWER TRAIN","summary":"Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P1DDE-00 - Ignition Run-Start Input 1-2 Correlation. P1DF3-00 - ECU Not Initialized. P07E4-00 - Unable To Engage Park. P0735-00 - Gear 5 Shift Incorrect Ratio. The customer may also notice the following condition: Drivetrain \"clunks\" or harsh/rough upshifts, specifically going into 2nd, 3rd or 4th gears. The following enhancements are also included in this software update:Improvement to the 5-3-2 downshift to preventDTC P0735-00. Shifter auto-position correction with ignition in the ?Run/Acc? positions during an AutoPark event.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10188827-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10188827-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10188827"},{"nhtsa_id":10175740,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-05-26","date":"2020-04-25","document_id":"21-033-20","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN","summary":"Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set:P1DDE-00 - Ignition Run-Start Input 1-2 Correlation. P1DF3-00 - ECU Not Initialized. P07E4-00 - Unable To Engage Park. P0735-00 - Gear 5 Shift Incorrect Ratio. The following enhancement is included in this software update:Improvement to the 5-3-2 downshift to prevent DTC P0735-00. Shifter auto-position correction with ignition in RUN/ACC positions during an AutoPark event.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10175740-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10175740-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10175740"}],"url":"https://open.wenmarpro.com/makes/ram/1500/2019/bulletins?code=P07E4"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/ram/1500/2019/codes/P07E4","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}