Hi all,
Been to the dealers and was told that I was due for an ECU software update for a A4 Avant 09 plate.
I have read mixed reviews and wanted to know if it was worth it or avoid it?
Been to the dealers and was told that I was due for an ECU software update for a A4 Avant 09 plate.
I have read mixed reviews and wanted to know if it was worth it or avoid it?