It would appear to be the PCV system. Others here have replaced same. Alas in Benz' way it is a sub-assembly and not just the valve.
PCV is one of the heavy wear items so not too surprising, especially for the performance model AMG.
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PCV is one of the heavy wear items so not too surprising, especially for the performance model AMG.
Search results for query: PCV
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GLA45 AMG Service Instructions
Here are a list of service instructions for GLA45 AMG. The forum only lets me attach 10 PDF files in a post. More PDFs in posts below. Included instructions: ServiceSheet.pdf GLA45AMG 156 133 Oil Change.pdf GLA45AMG 156 133 Rear Axle Oil Change.pdf GLA45AMG 156 133 Rear Axle Gear Oils...
www.glaowners.com
