2003 Toyota Sienna Engine And Engine Cooling Problems
- 4
- Owner complaint records in our dataset
Records are owner complaints, not a measured failure rate.
Owner complaint recordsComplaint records reflect reports in our dataset and do not measure how frequently the problem occurs across all vehicles.
Among these 4 stored complaint records:
- 1 indicate a crash
- 0 indicate injury
- 0 indicate fire
Mileage in stored records
| Band | Records |
|---|---|
| 60–100k mi | 1 |
| 150–400k mi | 1 |
| 100–150k mi | 1 |
| 30–60k mi | 1 |
Complaint records
Owner-submitted complaint content, presented as stored.
Engine And Engine Cooling · Service Brakes, Hydraulic
Here is a list of mechanical malfunctions indicating manufacturing defects on my toyota sienna. The current models recalled by toyota motors do not cover all vehicles with defects. Based on my personal experience in the past few years, toyota motors have a lot of lying employees in their authorized dealership. In short, toyota motors put their business interest way ahead of the life safety of american people. I hope…
Crash reported
ODI 10319618
Engine And Engine Cooling
2003 toyota sienna, spontaneous, uncontrolled acceleration. First occurrence on or about 7/20/09. At least 3 successive occurrences. Toyota dealer (larry h miller big toyota city) was able to duplicate problem in road tests. When it happened to me, i threw transmission in neutral. Engine hit redline in time it took to turn key to off.(1-2 seconds) first mis identified as sticking throttle cables. Toyota replaced…
ODI 10303716
Engine And Engine Cooling
When picking up my vehicle from toyota town in stockton, ca, we discovered that the oil light was on following a 60,000 mile service. The mechanic released the vehicle to us without explanation. Then after two visits in the same day to the service department, my husband demanded an explanation. The mechanic said it was our problem that there was sludge or "gel" in the oil that was released when he removed the head…
ODI 10276150
Engine And Engine Cooling
Our 2003 sienna van (toyota) has begun throwing blue smoke out the exhaust. We took it to a mechanic that told us that it's a valve,ring sludge problem in the motor . He said it's been happening to this particular model . I researched it on google and found this website from other owners of siennas. From what i understand toyota has not been willing to fix this problem and has in fact found a "loophole"through an…
ODI 10198341