When I fill the car up it vibrates and feels like there i...


When I fill the car up it vibrates and feels like there is a lack of power when accelerating. As the fuel level drops this gets better. Once I get below half a tank the fuel guage becomes irratic Mechanic's Assistant: Have...

When I fill the car up it vibrates and feels like there is a lack of power when accelerating. As the fuel level drops this gets better. Once I get below half a tank the fuel guage becomes irratic Mechanic's Assistant: Have you noticed an increase in fuel consumption? And how does the vehicle start—same as usual? I have not noticed an increase in fuel consumption. It starts the same as usual Mechanic's Assistant: What is the make/model/year of your car? Vauxhall insignia 2.0 diesel, 2015 Mechanic's Assistant: Are you fixing your Insignia yourself? What have you tried so far? I have changed the discs and pads and had a new set of wheels, the vibration is still there, seems to be worse when the fuel tank is full

Automotive Expert
Hello im here to assist you, does the vehicle look lower than normal. Please check the coil springs , exhaust positioning and shockers, the vehicle might have vibrating parts underside...Please keep me informed on progress...

The car looks to be sitting fine. A mechanic has recently had the car up on a ramp. There was nothing noticeable in an initial inspection.
Automotive Expert
Did he check the fuel tank strap isnt broken.

I'm not sure
Automotive Expert
That could cause vibration, fuel supply and power loss...

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