{"nhtsa_id":602322,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-10-26","date":"1998-07-31","document_id":"182498","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT LIGHT SPARK KNOCK WITH A WARM ENGINE UNDER LOAD. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/602322","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DODGE","model":"DAKOTA","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_dodge_dakota","1997_dodge_dakota"]},{"make":"DODGE","model":"RAM","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_dodge_ram","1997_dodge_ram"]},{"make":"DODGE","model":"RAM VAN","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_dodge_ram-van","1997_dodge_ram-van"]},{"make":"JEEP","model":"CHEROKEE","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_jeep_cherokee","1997_jeep_cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE","year_from":1996,"year_to":1997,"match":"exact","vehicle_ids":["1996_jeep_grand-cherokee","1997_jeep_grand-cherokee"]}],"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":[]}