How do I fix a faulty engine in my Vauxhall Insignia?

I have been experiencing issues with my engine in my Vauxhall Insignia. It seems to be making strange noises and has started to lose power. What could be causing this and how can I fix it?

There could be a few potential causes for your engine troubles. It's important to first check your oil levels and make sure they are at the recommended level. If they are low, top them up and see if the issue persists. Additionally, it could be a problem with your spark plugs or fuel injector. It's best to take your car to a trusted mechanic to properly diagnose the issue.

Another possible cause could be a clogged air filter. When an air filter becomes dirty or clogged, it can restrict the airflow to the engine, resulting in loss of power and strange noises. Make sure to regularly replace your air filter to avoid these types of issues.

If none of these solutions solve the issue, it could be a more serious problem such as a faulty engine component. In this case, it is best to take your car to a mechanic as soon as possible to prevent any further damage or potential safety hazards.