Spark plug wear hides in plain sight. It builds slowly, then suddenly the engine starts telling a different story. A code reader might flag a misfire or throw a generic warning, but spark plug wear ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

I have a 1996 Ford Explorer with a 4.0-liter OHV engine. It developed a misfire on cylinder 4. It was overdue for the replacement of spark plugs and wires, and after I replaced them the problem ...

All spark plugs may look the same to the untrained eye. Unfortunately, nothing could be further from the truth. For starters, spark plugs come in many types that are mainly differentiated by the ...

One of the best ways to gain automotive knowledge is simply by asking the two-word question: “What is (a part, theory, thing)?” and locking in the definition after it is given. We’ll take a flier and ...