{"nhtsa_id":10019212,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2006-02-21","date":null,"document_id":"3857","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL","mfr_system":null,"summary":"SUPPLEMENT TO BULLETIN 05-01-37-002A, POOR HEAT PERFORMANCE. *AK","document":null,"url":"https://open.wenmarpro.com/bulletins/10019212","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"labels-manuals","name":"Labels and manuals","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2003,"year_to":2006,"match":"exact","vehicle_ids":["2003_chevrolet_trailblazer","2004_chevrolet_trailblazer","2005_chevrolet_trailblazer","2006_chevrolet_trailblazer"]},{"make":"GMC","model":"DENALI","year_from":2003,"year_to":2003,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"ENVOY","year_from":2002,"year_to":2006,"match":"exact","vehicle_ids":["2002_gmc_envoy","2003_gmc_envoy","2004_gmc_envoy","2005_gmc_envoy","2006_gmc_envoy"]}],"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":[]}