What's wrong with my Insignia?

What's wrong with my Insignia?

Opel insignia 2012 jerking when accelerating. also sometimes no power when put on accelerator. dosent pick up speed. had fuel pump cleaned- no luck

Our answer:

Hi Karen,

You've not told us which engine you car has, but, for example, we do know of a common problem in the 2.0-litre diesel model where the fuel injector harness chafes and short circuits, causing all kinds of drivability issues. A new harness fixes the issue, but that's not cheap, sadly. 

Shane O'Donoghue

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