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ECM And PCM Calibration Numbers

Finding out if the vehicle has the latest version or calibration on a module is a required step.

When Small Animals Cause Big Problems With Cars

They may be cute and cuddly but those little critters can inflict serious punishment on vehicles.

Engine Building 102 – Building The Perfect Top End

Join Doug Kaufman and the experts at Summit Racing for a livestream on November 29 at 1PM EST.

Electronic Throttle Body Service

On most systems, idle speed is completely controlled by the throttle plate angle.

Diagnosing Electrical Problems With Your Multimeter

Transform your electrical diagnostics skill with these routine multimeter tests.

HV/EV Battery Pack Replacements

It is difficult to say when a battery pack will need to be replaced.

Watch Now: Engine Building 101 Livestream

Did you miss our latest livestream? We’ve got the recording ready for you!

Livestream TODAY: Engine Building 101

Join Doug Kaufman and the experts at Summit Racing for a livestream on October 26 at 1PM EST.

Oil and Carbon Deposits

Here’s how oil can influence carbon deposits.

Ignition Systems

The ignition coil is a very simple and robust circuit.