One problem related to other fuel system tank assembly has been reported for the 2008 Toyota Sienna. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 Toyota Sienna based on all problems reported for the 2008 Sienna.
My dash panel warning lights 4 or 5 lite up, took it to a Toyota dealer, he put it on a computer and stated that ,your catalitic converter, muffler and other parts need to be replaced. Took it to another mech. He put a pint of lukus gas treatment,told me to fill the tank with higher octaine gas and run it in 4th gear .
| Other Fuel System problems | |
| Other Fuel System Pump problems | |
| Other Fuel System Tank Assembly problems |