Walmart is shaking up the car diagnostics scene with a $16 OBD2 scanner that promises real-time data and code reading without breaking the bank. But does a budget-friendly tool like this really empower everyday drivers, or does it risk oversimplifying complex car issues? Would you trust a pocket-sized gadget to spot your next big repair? Let’s debate the future of DIY car tech! #Tech #CarTech #OBD2