{"vehicle":{"id":"2020_gmc_sierra","year":2020,"make":"GMC","model":"Sierra"},"code":"P26BB","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":8,"bulletins":[{"nhtsa_id":10242265,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-09-15","date":"2023-08-30","document_id":"20-NA-100","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM","summary":"This informational bulletin provides information for dealers/technicians on Engine Control Module Calibration for T1 L3B Engine with DTC P26BB Set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10242265-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10242265-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10242265"},{"nhtsa_id":10215648,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-07-12","date":"2022-06-30","document_id":"22-NA-082","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM","summary":"This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp Illuminated with DTC P06DD, P2B60, P26BB, P1098 Set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10215648-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10215648-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10215648"},{"nhtsa_id":10207916,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-02-14","date":"2021-12-13","document_id":"21NA256","mfr_campaign":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); EXTERIOR LIGHTING","summary":"This service bulletin provides repair information for dealers/technicians to correct a customer concern of a Malfunction Indicator Lamp Illuminated with DTC P26BB Set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10207916-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10207916-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10207916"},{"nhtsa_id":10178268,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-08-10","date":"2020-06-24","document_id":"20NA100","mfr_campaign":null,"component":"ENGINE; ELECTRICAL SYSTEM","summary":"This informational bulletin provides information for dealers/technicians on Engine Control Module Calibration for T1 L3B Engine with DTC P26BB Set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178268-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10178268-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10178268"},{"nhtsa_id":10176324,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-06-15","date":"2020-05-20","document_id":"PIP5675D","mfr_campaign":null,"component":"AIR BAGS","summary":"This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176324-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176324-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10176324"},{"nhtsa_id":10173703,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-04-13","date":"2020-03-16","document_id":"PIP5675B","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10173703-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10173703-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10173703"},{"nhtsa_id":10171288,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-02-10","date":"2020-01-17","document_id":"PIP5675A","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10171288-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10171288-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10171288"},{"nhtsa_id":10165884,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-10-15","date":"2019-09-10","document_id":"PIP5675","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165884-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165884-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10165884"}],"url":"https://open.wenmarpro.com/makes/gmc/sierra/2020/bulletins?code=P26BB"},"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/gmc/sierra/2020/codes/P26BB","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."]}