{"nhtsa_id":10201623,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-09-30","date":"2021-09-27","document_id":"TSB 21-2296","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER","mfr_system":null,"summary":"Some 2021 F-150 vehicles may exhibit a clicking/scraping noise from under the vehicle. This may be due to a heat shield becoming detached from the underside of the body and/or pickup bed. The heat shield from the underside of the pickup bed may also be partially detached or missing. To correct the condition, follow the Service Procedure to repair the heat shield(s).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201623-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10201623-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10201623","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"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":[]}