Vehicles affected by service bulletin:
- 2011 Honda Odyssey
- 2012 Honda Odyssey
- 2013 Honda Odyssey
The problem: The piston rings in certain cylinders may rotate and align, leading to engine oil consumption and spark plug fouling.
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Corrective action: Dealers will inspect and diagnose affected cylinders, clean the pistons and replace the piston rings and spark plugs as necessary. On 2011 models only, dealers will also perform a software update to the powertrain control module.
Warranty info: This repair is being done free of charge under a special powertrain warranty extension (eight years/unlimited mileage). This warranty extension doesn't apply to any vehicle ever declared a total loss or having a branded or similar title under any state's law.
What owners should do: Call your local dealer with your vehicle's identification number to determine if it's involved in this service bulletin. You can also call Honda directly at 800-999-1009 or NHTSA at 888-327-4236. Reference TSB No. 13-081.
Need to find a dealer for service? Go to Cars.com Service & Repair to find a local dealer.
Editor's note: This is only one of dozens of service bulletins issued each month by automakers. Please check your automaker's website to see if your vehicle has any service bulletins pending.
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