Coolant overflowing the overflow container.
SEE PICTURES ON PAGE TWO OF THE THREAD. SEE PICTURES ON PAGE TWO OF THE THREAD. 2016 Toyota Sienna with 15,000 miles. Coolant has appeared on TOP of the overflow tank since the van was new. I...
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Last time it was at the dealer I asked the dealer to do a leakdown test and they wouldn't. I will take it back to the dealer in a few weeks and ask them to do the leakdown test and also an analysis of the coolant to see if there are exhaust gasses present. Hopefully they have the machine to do the coolant analysis.
I have said to them all along that it is very likely the head gasket but they don't want to discuss that idea.
I have said to them all along that it is very likely the head gasket but they don't want to discuss that idea.
