No, timing chains are designed to normally last the life of the engine and are replaced during a complete engine rebuild.
The 2007 Toyota Sienna V6 has a timing chain. It does not require maintenance.
It has a timing belt. Only 2007 & newer Sienna have a timing chain.
The 3.3 liter V6 in a 2005 Toyota Sienna has a timing BELT
it has a timing belt...
yes
No , the 3.3 liter V6 engine in a 2005 Toyota Sienna has a timing BELT
it's no more timing belts on Sienna's since 2008.It's timing chain
when do you change timing chain on 2003 Toyota 4-runner?
Usually people change the timing chain after 200K mikes.
All sienna 2008 or older have timing belts. It easy to tell look at you sienna and see if there a timing belt cover. that covers the cylinder head. All vehicles that use timing chains are enclosed and not cover is showned. Since the timing chain is always be lubericate by the engine oil all the time. That's why it not exposed.
I have a 2006 Toyota highlander hybrid, do I need to change timing belt or chain?
== == The Sienna manual recommends you change the time "belt" at 90,000 miles. From the toyota.com website: Sienna 1998-2006 V6 have a Belt 2007 V6 Chain