{"nhtsa_id":10021452,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2007-04-27","date":"2007-03-01","document_id":"070604009","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"INFORMATION ON DIAGNOSING DTC P2106 AND P2110. LOW VOLTAGE CONDITION MAY BE PRESENT. *KB","document":null,"url":"https://open.wenmarpro.com/bulletins/10021452","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P2106","P2110"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"AVEO","year_from":2006,"year_to":2007,"match":"exact","vehicle_ids":["2006_chevrolet_aveo","2007_chevrolet_aveo"]},{"make":"CHEVROLET","model":"OPTRA","year_from":2006,"year_to":2006,"match":"exact","vehicle_ids":["2006_chevrolet_optra"]}],"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":[]}