In this issue:

Blocking the Bad Stuff

What you need to know about filters for  cabin air, fuel, intake air, and oil so you  can sell your patrons on quality,  and make a good profit.

A CAN BUS is Not a Mode of Public Transportation

This on-board networking concept is often misunderstood – or even unknown altogether! – among otherwise savvy techs.

Caveat Emptor: The Internet as a Tech Info Resource

The Internet is a terrific source of information.  Just because it’s on-line doesn’t mean it’s true, however.

Factory Service Bulletins: A/C Operations; Rack and Pinion; Glove Box Rattle; Fuel Filler Cap

These suggestions and solutions for technical problems are from service bulletins and other information published by Mercedes-Benz, selected and adapted for independent repair shops.