{"nhtsa_id":634817,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-10-09","date":"2002-08-01","document_id":"010866005B","mfr_campaign":null,"replaces":"010866005A","component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"SUBJECT REGARDING AVAILABILITY OF PICKUP BOX REINFORCEMENT KITS FOR TOOLBOX / REAR WINDOW BARRIER / LADDER RACK APPLICATIONS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/634817","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":1999,"year_to":2003,"match":"exact","vehicle_ids":["1999_chevrolet_silverado","2000_chevrolet_silverado","2001_chevrolet_silverado","2002_chevrolet_silverado","2003_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":1999,"year_to":2003,"match":"exact","vehicle_ids":["1999_gmc_sierra","2000_gmc_sierra","2001_gmc_sierra","2002_gmc_sierra","2003_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":[]}