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2018 Toyota Sienna
Problems & Complaints
Worst 2018 Toyota Sienna Problems by Category
Click on a category below for details. Help?
- engine problems
- windows / windshield problems
- AC / heater problems
- interior accessories problems
- brakes problems
- fuel system problems
- lights problems
- transmission problems
- miscellaneous problems
- drivetrain problems
- body / paint problems
- electrical problems
- seat belts / air bags problems
- wheels / hubs problems
- exterior accessories problems
- suspension problems
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Compare Toyota Sienna Model Years
Curious how the 2018 Sienna compares to other years?
Check out our Toyota Sienna overview to see the most problematic years, worst problems and most recently reported complaints with the Sienna.
Worst 2018 Toyota Sienna Problems
-
#1: Poor Fuel Economy 2018 Sienna
- Average Cost to Fix:
- N/A
- Average Mileage:
- 3,000 mi
-
#2: Pcs Randomly Stopped 2018 Sienna
- Average Cost to Fix:
- N/A
- Average Mileage:
- 32,000 mi
-
#3: Poor Gas Mileage 2018 Sienna
- Average Cost to Fix:
- N/A
- Average Mileage:
- 16,000 mi





