The Under the Hood Channel explores the systems that make your car function correctly. Learn about car parts and systems and how to do routine maintenance.
  • Aftermarket Accessories & Customization
  • Auto Manufacturing
  • Car Part Longevity
  • Car Trends & Innovations
  • Cost of Car Ownership
  • Diagnosing Car Problems
  • Engines
  • Exhaust & Emissions
  • Motorcycle Parts & Accessories
  • Options
  • More Topics
Be Your Own Mechanic

The alternator in your car or truck has a difficult job. It attempts to maintain your battery's charge despite the number of electrical devices you choose to operate. But how long do alternators last?

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What makes certain car accessories unsafe (or even illegal)?

From cuts and bruises to more serious injuries, many bad things can happen to the human body, and unfortunately, many of these can take place in a car. It's the job of manufacturers, governments and consumers' common sense to ensure that they don't.

Car Audio Quiz

You don't have to spend thousands to get a killer car stereo, unless you want to, that is. But you have to know your stuff. Take our quiz to see if you're an expert in the inner workings of car audio.

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