{"nhtsa_id":636554,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-10","date":"2002-04-18","document_id":"041802","mfr_campaign":null,"replaces":null,"component":"STRUCTURE","mfr_system":null,"summary":"INFORMATION ON DIAGNOSING WATER LEAKS IN THE REAR PASSENGER AND THE FRONT SEATING AREAS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/636554","components":[{"id":"structure-body","name":"Body and frame","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_cadillac_escalade"]},{"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":[]}