a boat load of diagnostic info,from pre 210 systems or 210 systems,drive train,transmission,body codes ,a/c diagnostics (a few codes beyond
How to Diagnose Air Conditioning Malfunctions | EclassBenz.com http://www.motodok.com/Documentation...nual-98-00.pdf
Anyone finding it beyond their scope at least read about how to report what is happening when the problem occurs.A good concise description of what where when how is always a great help in solving the problem.
Note how they describe the customer

they must think the customer is a monkey
"Watching the customer use body gestures, make funny faces and funny sounds in an attempt
to imitate vehicle noises can really brighten your day."
to which I add and fatten their wallet
catallguy add this to your everythingbenz site.