录入美国国家公路交通安全管理局缺陷调查办公室（NHTSA-ODI）车辆所有者投诉数据库的投诉信息，将与其他数据源结合使用，以识别需开展调查的安全问题，并判断是否存在与安全相关的缺陷趋势。此外，投诉信息还用于监测现有召回措施的覆盖范围与充分性。

Complaint information entered into NHTSA-ODI's vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists. Complaint information is also analyzed to monitor existing recalls for proper scope and adequacy.