Never under normal circumstances. It is designed to last the life of the engine.
It has a timing chain that should last the life of the engine.
A 2002 Jeep Liberty 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.
unless there is noise coming from the timing chain, you should never need to replace it.
The timing chain should last the life of the engine. It does not have a service interval.
You never need to replace the timing chain if the engin use timing chain(not timing belt).
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chain
It has a timing chain.
You should never have to replace it. The timing chain is designed to last the life of the engine. It is normally replaced when the engine is overhaul.
where can i find a timing chain diagram fo 2004 jeep liberty
Not like timing belt, timing chain does not require replacement.