Based on user feedback and market data for this used Denza D9 DM model—one of the Chinese cars gaining traction in the used car market—key inspection points focus on common problems reported by owners: 1. In-car refrigerator functionality: Confirm it can achieve the stated cooling range and does not generate abnormal heat around the driver's seat area, a minor but notable detail to check for a reliable buy used car experience. 2. Chassis and suspension: Check for abnormal noises when driving over bumps, and inspect shock absorbers and bushings for wear or loose components, which are critical to maintaining a smooth and reliable ride. 3. Remote parking system: Verify if the automatic parking feature operates correctly, as some early models experienced delays in OTA updates for this function. To ensure you’re investing in a reliable used hybrid car, a professional pre-purchase inspection from a trusted used car dealer is highly recommended to assess the overall vehicle condition thoroughly.