technical issues

So on Thursday we had a Holiday and i thought it's gonna be great day for a Trip. So i drove to Salzburg to meet some friends. An hour before Salzburg the AC suddendly died and was blowing only warm air which i thought was odd. Quick interuption when i got a fine from Autobahn police and i was...

So you kind of have to listen closely, but as soon as I hit 950 RPM’s, I get this clunk/pop noise that can only be heard from inside the cabin. It does it when going above and then back below 950, whether it’s in drive, Park, reverse etc. Driving me crazy lol. Thanks in advance for any and all...

Has anybody had to deal with the whole "buttons on the steering wheel not working, turn signals not activating, high beams not activating" ordeal? Just installed a GPS tracker for my personal 2015 S550, and I must have bad karma somewhere, because I disconnected the negative terminal and moved...