Some Dodge Charger owners report experiencing a knocking motor, which may be attributed to low oil levels leading to inadequate lubrication or bad spark plugs affecting combustion efficiency. Additionally, some owners encounter misfires caused by faulty fuel injectors, spark plugs, or ignition coils, which can complicate troubleshooting efforts. This misfiring can also contribute to high fuel consumption, as the engine may not operate efficiently. Furthermore, faulty components like fuel injectors or failing sensors are reported to exacerbate increased fuel usage. To mitigate these issues, it is advised to maintain proper oil levels, check and replace spark plugs as needed, diagnose misfire causes, and regularly inspect fuel system components to enhance performance and fuel efficiency.
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