{"nhtsa_id":10165873,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-10-15","date":"2019-09-05","document_id":"PIP5656A","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary Information communication advises the technician that the 6.6L Engine (RPO L8T) has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center for further assistance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165873-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10165873-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10165873","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 2500","year_from":2020,"year_to":2020,"match":"base","vehicle_ids":["2020_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":[]}