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The problem: In affected vehicles, the engine and transmission control module software may cause an irregular engine speed at idle that could lead to an unintentional engine shutdown just before a vehicle stop, such as while coasting toward a stoplight.
Vehicles affected by this service bulletin:
- 2014 Mercedes-Benz S-Class
- 2015 Mercedes-Benz S-Class
- 2016 Mercedes-Benz S-Class
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Corrective action: Dealers will update the engine and transmission control module software, which will eliminate the condition.
Warranty info: This service bulletin is being performed free of charge under the Mercedes-Benz new-vehicle or extended warranty, whichever applies.
What owners should do: Call your local dealer with your vehicle's identification number to determine if your vehicle is involved in this service bulletin. You can call Mercedes-Benz at 800-367-6372 or the National Highway Traffic Safety Administration hotline at 888-327-4236. Reference TSB No. 2015100003.
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.
Check for recalls here on Cars.com.
