CAR has been thoroughly testing the best car pre wash products out there. Read on to find out which one came out on top and ...

Before pressure washing your engine bay, you should let the engine cool first, disconnect or remove the battery, and cover ...

Maintained better than required, yet it still failed. This EcoBoost engine teardown shows how quickly things can go wrong.

When a semi truck's diesel engine derates, it means that it's limiting power. It mostly triggers from faults with the filters ...

Consumer Reports' transmission maintenance FAQ on how to tell when your car's transmission needs servicing and what the ...

It's illegal to use E15 in lawnmowers, motorcycles, boats, and heavy-duty vehicles. And you may want to think twice before ...

Discover the worst Nissan engines you should steer clear of. We detail why buyers need to avoid the unreliable VC Turbo, ...

Car and truck engines have evolved considerably since the early 20th century, and today's cars have stricter tolerances than ...