W272 V6 Reliability

[JeroenSandstorm]

I'm looking getting a car with the W272 V6 - either a c class or e class probably the 350.

I was wondering what the reliability was like for the models with the upgraded balanceshaft.

Also, which year/model did they introduce this new balanceshaft?

 

[Blobcat]

Hello and welcome,

You can check with the VIN Here

The Engine is M272 (W generally refers to "Saloon" in Mercedes