When the check engine light on your Daewoo car illuminates, it serves as an immediate signal to perform comprehensive diagnostics and troubleshooting to safeguard your vehicle's performance and longevity. This indicator may result from various issues, such as faulty oxygen sensors, misfires, or malfunctioning emissions control systems that directly impact fuel efficiency and engine integrity; prompt retrieval of on-board diagnostic codes--often highlighting common concerns like sensor discrepancies or system misconfigurations--can streamline targeted repairs. Prioritizing accurate, data-driven analyses not only aids in efficiently resolving the underlying problem but also reinforces the vehicle's safety, reliability, and overall operational efficacy, making it essential for Daewoo owners to address check engine alerts without delay.