{"nhtsa_id":10020730,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2007-01-04","date":"2006-09-01","document_id":"060604046","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"ENGINE MISFIRE MIL/SES LIGHT ILLUMINATED OR FLASHING DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0420 OR P0430. ALL CADILLAC, CHEVROLET, GMC FULL SIZE PICKUP'S AND/OR UTILITY TRUCKS. *KB","document":null,"url":"https://open.wenmarpro.com/bulletins/10020730","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0300","P0301","P0302","P0303","P0304","P0305","P0306","P0307","P0308","P0420","P0430"],"topics":[],"vehicles":[{"make":"UNKNOWN","model":"UNKNOWN","year_from":null,"year_to":null,"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":[]}