What Does the Timing Belt or Timing Chain Do? On a conventional piston engine — which is found in virtually all modern passenger cars — the up-and-down motion of the pistons turn the crankshaft, and ...

If the noise is a metallic rattling noise, then you might be on the right track here. But as well as the timing chain, it could also be the tensioner that keeps that timing chain tight at fault. The ...

Keep reading to find out what a timing chain replacement costs, what kind of help you can expect from your warranty, and what the key differences are between timing chains and timing belts. Luckily, ...