{"nhtsa_id":623538,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-29","date":"2001-06-12","document_id":"120601","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT","mfr_system":null,"summary":"THIS MESSAGE PERTAINS TO DEALER-INSTALLED ROOF RACK OR ASSIST STEP EQUIPMENT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/623538","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"AVALANCHE","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_chevrolet_avalanche"]}],"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":[]}