{"nhtsa_id":10198606,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-07-01","date":"2021-06-03","document_id":"TSB 21-2179","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Some 2021 F-150 vehicles may experience a diagnostics trouble code (DTC) U2100 in the trailer module (TRM) after installation of the Ford Accessory Trailer Brake Control kit. This may be due to an error in the configuration data needed to update the TRM. To correct the condition, follow the Service Procedure to configure and program the TRM and the instrument panel cluster (IPC).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198606-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198606-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198606","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["U2100"],"topics":[],"vehicles":[{"make":"FORD","model":"F-150","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ford_f-150"]}],"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":[]}