{"nhtsa_id":10031464,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-01-06","date":"2009-09-01","document_id":"SB-09227","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:OTHER:LABELS","mfr_system":null,"summary":"GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ALL WHEEL DRIVE CAUTION LABEL MISSING-INSTALL LABEL. CERTAIN VEHICLES WITH ALL WHEEL DRIVE WERE BUILT WITHOUT AN ALL WHEEL DRIVE CAUTION LABEL. AN OPERATOR OF AN EMISSION TEST DYNAMOMETER, IN A LOCALITY WHERE AN EMISSION INSPECTION/MAINTENANCE PROGRAM REQUIRES A TEST WHILE THE VEHICLE IS BEING DRIVEN ON A DYNAMOMETER, MAY NOT BE AWARE THAT THE VEHICLE IS AN ALL WHEEL DRIVE VEHICLE AND EXEMPT FROM THE DYNAMOMETER BASED EMISSION TEST. CSC LETTER WAS RECEIVED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10031464","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"labels-manuals","name":"Labels and manuals","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"GMC","model":"SIERRA DENALI","year_from":2009,"year_to":2009,"match":"base","vehicle_ids":["2009_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":[]}