I WAS DRIVING FROM TORONTO TO VIRGINIA ON 23 DEC 2020 AND REFILLED GAS IN SPRINGFIELD NY WALMART GAS STATION TO REFILL THE GAS. WHEN I ENTERED BEDFORD PA TURNPIKE, THE CAR SOUNDED WITH DIFFERENT SOUNDS FROM ENGINE ON THE RAMP WHEN ENTERING THE 70/76 FREEWAY. WHEN ENTERED TO VIRGINIA FROM MARYLAND BORDER AFTER POTOMAC RIVER CROSSING ON HIGHWAY 15 , THE CAR SUDDENLY STOPPED WHILE DRIVING AT 30 MPH …
2011 toyota Sienna powertrain problems
severe 28 complaints filed with NHTSA · avg repair $2,500
Complaints
28
Recalls
0
Crashes
4
Avg fix
$2,500
What owners are reporting 2 most recent
WHEN ACCELERATING VEHICLE MAKES LOUD HUMMING NOISE. STOPS WHEN YOU TAKE YOUR FOOT OFF THE GAS. I WAS TOLD IT IS THE REAR DIFFERENTIAL. I HAVE READ MANY COMPLAINTS ABOUT THIS FAULTY PART. WHY IS THIS NOT BEING INVESTIGATED? $2000 REPAIR.
Common questions
How serious is the powertrain problem on the 2011 toyota Sienna?
It's a meaningful issue. 28 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $2,500.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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