{"nhtsa_id":10206819,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-01-27","date":"2022-01-20","document_id":"N212342980","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL","mfr_system":null,"summary":"On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are to reprogram the reductant control module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10206819-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10206819-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10206819","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":["P10D9","P10F3","P143C"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra"]},{"make":"GMC","model":"SIERRA 3500","year_from":2020,"year_to":2021,"match":"base","vehicle_ids":["2020_gmc_sierra","2021_gmc_sierra"]}],"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":[]}