Using an OBD-II scanner: What it can and can't tell you

An OBD-II scan tool is an incredibly useful automotive diagnostic device, but it's not magic. Here's what it can and can't do ...

How To Clear Cummins Fault Codes (With And Without A Scanner)

The Check Engine light may indicate a serious issue with your Cummins diesel engine. Here's how to check and clear the fault codes triggering that light.
Jalopnik

You Don't Need To Be A Mechanic To Outsmart Your Check Engine Light

Sponsored Content. We may receive a commission on purchases made from links. Let's replay a scenario that is likely rather well known among the automotive inclined. You are driving your 2005 Cadillac ...
jdpower

Check Engine Light - What It Means and What to Do About It

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...