When do you replace a timing chain on 06 Nissan Quest?

According to the manufacturer’s maintenance schedule, the timing chain on a 2006 Nissan Quest should be replaced every 120,000 miles or 96 months, whichever comes first. However, some mechanics recommend replacing the timing chain sooner, around 100,000 miles, to avoid potential engine damage. It's always best to consult with a qualified mechanic or refer to your vehicle's owner's manual for specific maintenance recommendations.