How offten change 08 altima timing chain?

The timing chain in a 2008 Nissan Altima is designed to last for the lifetime of the engine, typically over 100,000 miles, and often does not require routine replacement like a timing belt. However, if you experience issues such as rattling noises or engine performance problems, it may indicate a problem with the timing chain or related components. It's essential to follow the manufacturer's maintenance schedule and consult a mechanic if any symptoms arise. Regular oil changes can also help extend the life of the timing chain.