Changing gears,

[declanjudge1]

Hi, just bought a 2009 elite, when changing gears up or down I'm getting a humming noise for a couple of seconds is this normal

[conno57]

My ex humms it does my head in

[Plym Ian]

May be the boost control valve humming/mooing

[Graismaster0]

Hi guys I have the same humming noise is coming from my engine bay I have an insignia 2015 2.0 cdti elite

[lizzard-t]

Hello Graismaster0 .
it may be worth starting your own thread on this subject.
just to keep things nice a clean
also give us as much info as you can
i.e. Age of insignia mileage gearbox type engine type and power .
and exact symptoms.
your problem and diagnosis maybe different from original thread .
10-4 degrees!

[RBH]

Hello Graismaster0 .
it may be worth starting your own thread on this subject.
just to keep things nice a clean
also give us as much info as you can
i.e. Age of insignia mileage gearbox type engine type and power .
and exact symptoms.
your problem and diagnosis maybe different from original thread .
10-4 degrees!