Timing belts are a maintenance item; they can wear out and fail without warning. Check your owner’s manual. It pays to know which kind of engine you have and the recommended replacement intervals.

Chains generally last longer than belts, but they sit in engine oil, so if the engine’s lubrication maintenance is neglected, the chain will suffer along with it and wear out faster. The timing ...

However, like any component, a timing chain is susceptible to wear and stretching ... the cost of a timing belt change varies considerably between manufacturers, specific engines, and where you have ...