{"nhtsa_id":10200199,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-08-09","date":"2021-07-20","document_id":"N212338290","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"Special Coverage. Certain vehicles equipped with a 6.6L diesel engine (RPO L5P), may have a condition that could cause the engine glow plugs to fail. If this condition occurs, the Malfunction Indicator Light (Check Engine Light) will illuminate and a diagnostic trouble code will set. Additionally, the engine may be hard to start or the engine may run rough immediately following engine start. Dealers are to replace the glow plugs as necessary. The repairs will be made at no charge to the customer.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200199-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10200199-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10200199","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":"CHEVROLET","model":"SILVERADO 1500","year_from":2018,"year_to":2019,"match":"base","vehicle_ids":["2018_chevrolet_silverado","2019_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2018,"year_to":2019,"match":"base","vehicle_ids":["2018_gmc_sierra","2019_gmc_sierra"]}],"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":[]}