{"nhtsa_id":11014767,"type":"emissions","type_name":"Emissions","date_added":"2025-03-04","date":"2025-02-27","document_id":"E327","mfr_campaign":"E327","replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE","mfr_system":null,"summary":"\"PSB E327: PACCAR MX-11 and MX-13 OBD Software Update Vehicles equipped with PACCAR MX engines with Engine Software Version NA202 or NA206 may display a dash STOP lamp incorrectly. PCI-2 software on these chassis must be reverted from NA202 to NA201 (Pack 2 injectors) or from NA206 to NA191 (Pack 1 injectors) to prevent incorrect STOP lamp display.\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11014767-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11014767-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11014767","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PACCAR","model":"MX-11","year_from":2020,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"PACCAR","model":"MX-13","year_from":2020,"year_to":2021,"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":[]}