Onboard diagnostics (OBD) systems have been around since the 1980s and were developed to help limit harmful automotive exhaust emissions. Between 1988 and 1995, U.S.-built vehicles came with what's ...
Fast Lane Only on MSN
Reasons your check engine light comes on and how to interpret it
When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or ...
How-To Geek on MSN
This $20 device told me exactly what was wrong with my car
A p0440 error code can mean several different things, ranging from a loose gas tank cap to a major emissions leak, a bad ...
When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 parts working together in your car — many important for normal operation — ...
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