Table 1 shows 14 common engine and engine cooling related problems of the 1998 Toyota Sienna. The number one most common problem is related to the gasoline engine (ten problems). The second most common problem is related to the engine (five problems).
I had oil changed in the van in September ,2001 less than three thousand miles later it began to smoke. I took it to the dealer and they told me that I had engine sludge, in researching this subject on the internet I discovered that there are many complaints similar to mine. Read details...
We have a Toyota Sienna van. In 8/02 we had 'oil gel sludging' and the engine was fixed under warranty. Now, we have exactly the same problem and Toyota refuses to pay for the repair. With the initial repair, they acknowledged it was a design flaw. Read details...
The engine needs replacing, apparently sludge and the dealer/manufacturer is trying to blame me for sloppy maintenance. I was at the dealer in 5/01 for a major maintenance which include engine flush, etc. $550. Read details...