Vauxhall Insignia - Strange Noise and Vibration Issue - Example and Resolution

Do you have an issue with a random buzzing, mooing, whining, moaning and vibration on your Vauxhall Insignia 2.0l Diesel ?

The annoying noise is a common problem on the A20DTH engine and can easily be resolved.

Here's a video showing an example of the noise and how to fit a vacuum reservoir inline with your Wastegate Actuator Solenoid Valve.

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