With the engines built these days, the timing chains last the lifetime of the engine. So, unless you are rebuilding an engine the answer is no.
You never need to replace the timing chain if the engin use timing chain(not timing belt).
How to replace a 1985 Chev Suburban's timing chain
How do you replace the timing chain on a 1994 mercury grand marquis
if its a chain^
The grand am does not have a timing belt it has a timing chain.
Timing chains are designed to last the life of the engine. So, replace the timing chain when the engine needs rebuilding.
you don't need to replace the timing chain until it becomes noisy
The timing chain is designed to last the life of the engine.
The only fix for broken timing belt or chain is to replace it.
That engine has a timing chain.
No need. Has a timing chain.
normally you shouldn't have to replace a timing chain unless you've been horsebeating your vehicle