The problem: The engine may idle rough and stumble upon acceleration. This may be due to faulty engine control module software maladjusting the valve timing.
Corrective action: Dealers will update the engine control module software.
Warranty info: This service is being performed free of charge under Volkswagen’s limited new-vehicle, powertrain or federal emissions warranty, whichever applies.
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 call Volkswagen at 800-822-8987 or the National Highway Traffic Safety Administration at 888-327-4236. Reference TSB No. 0116-07.
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.