We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

Utility in a toolbox is king, but not all tools are meant to be stored in a toolbox. Find another spot for these 12 tools.

No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to ...

To check tyre tread properly, use the 20p coin test (or a penny if you’re in the US): insert the coin into the main tread ...

Your car is basically a rolling computer network, and that little “check engine” light is the car begging you to read the ...

Car radar sensors help control special functions like collision and cruise control. Here’s how to deter thieves from stealing ...

Car loans are getting longer as prices and interest rates rise. Lower monthly payments may look appealing, but longer terms ...

Brock Bowman, the sales manager at a tire retailer, informed me that the symbol is supposed to resemble a flat tire (OK…) and ...

Your body could get its own check engine light with this new glowing skin technology from Japan When you are driving and a ...

The most recent scammy gadget that came across my workbench was an "advanced electromagnetic antifreeze snow removal device." A relative of a friend of mine bought the device, wondered why it didn't ...