You may have heard of The FIXD device as being known as the “Car Repair Sensor That’s Saving People $1000s” or the HUM device known for a “quick diagnostic”. But do these pocket-sized plugins truly diagnose your vehicle? Both tools are great informational tools that can give you the code or codes that your vehicle computer sees when you are having performance issues or if one of your dashboard lights turns on. These codes are not a diagnosis, they are a starting point that points you in a direction to work towards an actual diagnosis. Diagnosing a vehicle properly requires running tests and following the steps listed below:
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