{"nhtsa_id":10024154,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2008-03-14","date":"2008-02-01","document_id":"07057","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"CHEVROLET GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT - ENGINE GLOW PLUG ON CERTAIN VEHICLES WITH 6.6L DIESEL V8 (RPO LB7 - VIN 1) ENGINE & CALIFORNIA EMISSIONS (YF5/NE1) OR CLEAN FUEL EMISSIONS (VCL). CSC WAS RECEIVED. *NJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10024154","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2002,"year_to":2004,"match":"exact","vehicle_ids":["2002_chevrolet_silverado","2003_chevrolet_silverado","2004_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2002,"year_to":2004,"match":"exact","vehicle_ids":["2002_gmc_sierra","2003_gmc_sierra","2004_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":[]}