{"nhtsa_id":10212372,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-05-31","date":"2022-03-01","document_id":"0900322","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"Yellow Warning Labels on the 3.0L Diesel Engines Cylinder Head Covers This bulletin outlines the correct procedure for all the repairs that involve: Fuel Injector(s). Cylinder head(s). Cylinder head cover(s). The engine may have a yellow warning label applied to the plastic cylinder head cover to alert the technician special procedures required for Injector Removal/Install. Failure to follow the procedure can result in excessive engine soot. If specific yellow warning labelsFig. 1are applied on engine cylinder head cover(s), follow the procedures reported in this bulletin.During the following repairs:Fuel injector(s) replacement, removal and installation. Cylinder head replacement Cylinder head cover replacement.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10212372-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10212372-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10212372","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GLADIATOR","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_jeep_gladiator"]},{"make":"JEEP","model":"WRANGLER","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_jeep_wrangler"]},{"make":"RAM","model":"1500","year_from":2022,"year_to":2022,"match":"exact","vehicle_ids":["2022_ram_1500"]}],"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":[]}