Have your owner’s manual handy. Place your vehicle in “park,” or “neutral” for a manual transmission. Firmly set the parking brake. Download and install the manufacturer’s code reader app to your ...

OBDeleven is a convenient and advanced car computer scanner that works with your smartphone. It can even do one-click ...

Harbor Freight is a great source for DIYers, and the company's Maddox screen code readers extend that to DIY mechanics looking to diagnose their cars.

Modern cars are basically computers on wheels. With so many electrical systems, sensors, and motors, there’s so much that could potentially go wrong. When something does go awry, pinpointing the ...

That's where OBD-II scanners come in, giving enthusiasts and everyday drivers a window into their vehicle's diagnostic systems. If you're chasing down the cause of a check-engine light, ensuring peak ...

We have an amazing deal on the Bluetooth OBD2 Scanner Full Systems Car Code Reader with 15 Maintenance Functions Automotive Diagnostic Equipment Tester Tool in the Geeky Gadgets Deals store this week.

If there's one thing I've learned tinkering on cars since before I could drive one, it's that being more informed saves sleepless nights and stacks of cash. No one should have to spend a $130 ...

View post: The 10 Most American-Made Cars in 2025 Car trouble got you down? When diagnosing a problem in any modern vehicle, your first plan of attack should be to check under the steering wheel. Then ...