thank you for the info , for the fello at mrmcar.com for the mechanic I get to work on my m5,,,,,hate to take it to a mechanic that can,t fix it,,,,have been stung once before,,,,replacing parts you didn,t need,,,,but have no choice now,,,,,thanks again,,,,where might the knowledgable fello be ,,,,NJ is this new jersey?? thanks ,,,,bryon, canada