{"nhtsa_id":10237086,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-06-03","date":"2023-05-04","document_id":"23TS-05","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Detroit Technical Service Letter for Fault Codes SPN 2659/FMI 0 and SPN 3216/FMI 20 on DD16/GATS 2.0 Only. For vehicles equipped with DD16/GATS 2.0, there has been an increase in the frequency of fault code 2659/0. This is due to a calibration issue in the current MCM software (19.1.1.3 and 19.2.1.4). New software will be released at a later date to address this fault.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10237086-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10237086-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10237086","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DETROIT DIESEL","model":"DETROIT DIESEL","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"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":[]}