A friend is after upgrading to a 2010 Burstner 821i and it does not have an automatic step,
Im wondering has anybody successfully wired a second switch on the dash,
I had a look and its not a simple switch, it reverses the polarity and has me stumped.
All help appreciated
Im wondering has anybody successfully wired a second switch on the dash,
I had a look and its not a simple switch, it reverses the polarity and has me stumped.
All help appreciated