Vehicles affected by service bulletin: The problem: Timing chains on N63 engines have been found to stretch and wear out prematurely, resulting in premature valvetrain wear and reduced engine ...

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 ...

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, ...

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 ...