Ask the Expert and Tech Tips

A customer brought in their high-mileage vehicle blowing white smoke.

Learn how spark plugs can give an indication of the engine's overall condition.

Sponsored by Snap-on Diagnostics: Join Pete Meier to see how performing tests, such as the in-cylinder pressure test — which locates the source of sealing/compression issues and...

With synthetic lubricants continuing to grow in popularity, the question of whether synthetics and conventional oils can be safely mixed often arises.

Challenger Lifts demonstrates how to fix a lift that's lowering on its own.

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In this video, Challenger Lifts demonstrates how to properly install fittings on a vehicle lift.

The technician checked technical service bulletins (TSBs) for this truck in ALLDATA and found one that mentioned that a problem with fuse no. 27 could cause a crank, no start ...

The technician was advised to take the car on a test drive and monitor the clutch switch signal with a capable scan tool to see if it indicated that the clutch was being disengaged...

Having trouble developing your diagnostic process? Try this approach!