We must first understand what each of these two systems does for a car. They both serve the same purpose, which is to coordinate the movement of the crankshaft as well as the camshaft(s) so that the ...

QUESTION: You often talk about timing belts vs. timing chains. How can I tell which my car has, and when I should change it? We have a 2002 Nissan Altima six-cylinder with 106,000 miles, a 2005 ...

Dear Doctor: My 1996 Toyota Corolla operates just fine. My mechanic recommends a new timing belt because of the mileage is 107,260. But the manual states a timing belt is only required under special ...

Q: I’ve had mixed input on whether or not to proactively replace the timing chain on my 2008 CR-V. It has 81,000 miles. I’ve also read that if you’re having the timing chain done, it’s a good time to ...