Mark Dorm wrote:
>
> How could someone have the wrong oil pressure sender? Was VW installing the
> wrong one at the factory?
>
In my case, the original sensor went bad and I went to the dealer to get
a replacement.  Parts guy gave me the 1.8 bar, because that's what his
listing said, and I believed him.  After 6 months of worrying about the
buzzer, and trying different oil etc., I learned about this from the
list and pulled it out to check.

Larry A.
'91 GL  no more buzzing