We are getting ready to pick up our new travel trailer in a few weeks and I need to get a brake booster set up on a 2012 Mercedes Benz ML350 diesel. I have called several places and they will not ins...
You need a good "brake controller" preferably one like Prodigy 2 or Prodigy 3 (Teknosha brand) If I were you, I'd be speaking to a different Mercedes dealership!