{"nhtsa_id":10020153,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2006-07-29","date":"2006-06-30","document_id":"1086","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"NOISY PRIMARY CHAIN, OR EXCESSIVE DRIVE TRAIN VIBRATION. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10020153","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BIG DOG","model":"K-9","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"BIGDOG","model":"BULLDOG","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"BIGDOG","model":"CHOPPER","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"BIGDOG","model":"MASTIFF","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"BIGDOG","model":"PITBULL","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]},{"make":"BIGDOG","model":"RIDGEBACK","year_from":2006,"year_to":2006,"match":null,"vehicle_ids":[]}],"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":[]}