Quote:
Originally Posted by BlackBMWs  I missed the year of your car, but if it late 96+, it is probably your secondary air pump. Normal operation.  |
Ah yes - year is handy in diagnosis - 4/1997 build date, so I guess secondary air pump is a strong possibility.. Wasn't making that noise before in my 1 month history with the car though. Any idea on the common replaceable failure item on the secondary air pump?
Thanks.