The problem: Affected vehicles may exhibit a chatter or rattle noise coming from the engine at cold startup. The noise may be due to a slack timing chain hitting the inside of the timing chain case.

Many modern passenger cars have either a timing belt or a timing chain. Generally speaking, timing belts have the advantage of being quieter and cheaper to produce and replace, while timing chains ...

Question: I have a 2005 Chevrolet Colorado with the I-5 engine. It's a great truck with 146,000 miles. Should I replace the timing chain/water pump to avoid a catastrophic failure? I'm concerned that ...

That’s not a huge mileage for an engine like this, and I wouldn’t expect to see timing chain stretch over that distance. However, it begs the question of how the vehicle has been serviced. Timing ...