That Check Engine light can mean so many different things, as can any noticeable difference in your car's performance or weird sounds. Fortunately, there are ways to narrow down the problem using ...

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 emissions system needs attention. I see it as an early warning system that ...

Throughout your vehicle’s lifetime, you will encounter a range of issues. For instance, your brake pads may become worn, your AC unit might start to produce an unpleasant smell, or your axle may break ...

In the last Diagnostics episode, we outlined the vital information provided by compression and leakdown testing and illustrated how to use these most important tools. These tests reveal the internal ...

In the Last diagnostics article, we outlined how to retrieve and decipher engine diagnostics for engines running OBD-I engine management computers. OBD or On Board Diagnostics is a subsystem of the ...

Carmakers often give engines internal naming designations to identify them during engineering and production. Usually they're just a collection of letters and numbers, indecipherable to the average ...

LML, like many other GM product codes, doesn't stand for anything at all, and is merely a sequence of letters meant to denote ...

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In its modern reincarnation, the M60 designation is applied to the i4 and i5, producing 593 hp and 586 lb-ft. It does so ...