Question about 2001 Toyota Sienna
It could be that your thermostat is sticking and therefore not opening up to allow the antifreeze to flow through the radiator when the water warms up. You'll need to check to see if you have enough coolant in your radiator as well. I have written up a complete tutorial on how to change the thermostat and radiator on my website: John Fixes Stuff How to Replace the Thermostat on 2004 2010 Toyota Sienna John Fixes Stuff How to Replace the Radiator on 2004 2010 Toyota Sienna
Posted on Mar 20, 2015
Check rad/coolent fluid level
Posted on Jan 03, 2011
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Posted on Jan 02, 2017
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