I have an Astra J hatchback, 2015 reg, I think it is “pre facelift” but not sure.
It has slow punctures on both off side wheels


My tyre garage (Formula 1 Autos) told me that air is leaking from between the valve body and the alloy wheel seat.
They say that if I can get hold of replacement valves they will replace them. They say that this will not involve disturbing the TPMS.


Are they correct?
Is the TPMS separate from the valve on this car? All I can find are combined TPMS and valve

Have a 2011 astra j and the roof rails/bars are totally peeling they look awful and need replaced does anyone know where I could buy some and if they are easy to take off & replace? I

I can't find any online but I think iv found the part numbers
OPEL catalogue nr: 187331
Part Number GM: 13270834, 13314191
Cover, gutter, left (production number. 13270834 – FREE UK Delivery