{"vehicle":{"id":"2021_ford_f-250","year":2021,"make":"Ford","model":"F-250"},"code":"P0308","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":5,"bulletins":[{"nhtsa_id":11025854,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-12-01","date":"2025-11-26","document_id":"TSB 25-2572","mfr_campaign":null,"component":"POWER TRAIN; ENGINE","summary":"This article supersedes TSB 25-2322 to update the Service Procedure, Labor Operations and Parts List. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025854-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025854-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025854"},{"nhtsa_id":11020894,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-07-24","date":"2025-07-18","document_id":"TSB 25-2322","mfr_campaign":null,"component":"POWER TRAIN; ELECTRICAL SYSTEM","summary":"This article supersedes TSB 25-2200 to update the parts list to add the new camshaft and tappet service kit and add F-650/F-750. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020894-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11020894-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11020894"},{"nhtsa_id":11018524,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-05-21","date":"2025-05-19","document_id":"TSB 25-2200","mfr_campaign":null,"component":"ENGINE; POWER TRAIN","summary":"Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018524-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11018524-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11018524"},{"nhtsa_id":10201609,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-30","date":"2021-09-14","document_id":"TSB 21-2248","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","summary":"This article supersedes TSB 21-2055 to update the Title, Issue, Action, vehicles affected and production fix date. Some 2020-2021 F-Super Duty vehicles equipped with a 6.7L engine built on or before 10-Feb-2021 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0300-P0308, P0603, P203B, P208B, P208C, P20EE, P2201, P24C2, P27B4, and/or P27B5 stored in the powertrain control module (PCM). The vehicle may also exhibit a forced idle condition. This may be due to various strategies within the PCM software. To correct the condition, follow the Service Procedure to reprogram the PCM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201609-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201609-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201609"},{"nhtsa_id":10189774,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-03","date":"2021-03-04","document_id":"TSB 21-2055","mfr_campaign":null,"component":"POWER TRAIN","summary":"This article supersedes TSB 20-2336 to update the Title, Issue, Action, vehicles affected and production fix date. Some 2020-2021 F-Super Duty vehicles equipped with a 6.7L engine built on or before 10-Feb-2021 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTCs) P0300-P0308, P054F, P0603, P203B, P208B, P208C, P20EE, P2201, P24C2, P27B4, and/or P27B5 stored in the powertrain control module (PCM). The vehicle may also exhibit a forced idle condition. This may be due to various strategies within the PCM software. To correct the condition, follow the Service Procedure to reprogram the PCM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10189774-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10189774-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10189774"}],"url":"https://open.wenmarpro.com/makes/ford/f-250/2021/bulletins?code=P0308"},"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/ford/f-250/2021/codes/P0308","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."]}