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Robert Freudenberger

Phone: 904-461-7607

Bob Freudenberger has been an automotive tech writer and magazine and book editor for four decades. He’s had thousands of magazine articles, numerous video training programs, and several books published, and is the author of The Encyclopedia of Auto Technology & Service, and The Repair Library. He was an editor for Hearst’s MOTOR Books, the editor of Speed Shop magazine, and the editorial director of Motor Service and Auto & Truck International, Tech Drive (BMW), Tech Connect (VW), Nissan TechNews, and The End Wrench (Subaru). He’s also written many “Saturday Mechanic” features for Popular Mechanics.

He is currently the editorial director of Aftermarket International, and StarTuned, a service technology magazine sponsored by Mercedes-Benz. He earned ASE certification in the late 1970s, then went on to write ASE tests.

Bob is hands-on. He has his own shop where he not only fixes cars, but also researches service issues, tools, and equipment.

If you see a “No Codes Present” message on your scan tool when you know there’s trouble, don’t panic. There are numerous other ways to skin the driveability/performance cat.
Blogs

Driveability Diagnosis: Yikes! No codes!

Sept. 25, 2018
Diagnostic trouble codes can be superficial and often inaccurate. Don’t let their absence short-circuit your troubleshooting discipline.
ACDelco's 6V Multi-Media Inspection Cameras, Nos. ARZ6055 and 6058, allow the user to identify and document issues, download the information to a computer. For information, go to VehicleServicePros.com/10888914.
Diagnostic & Repair

Tool Briefing: How to diagnose hybrid A/C evaporator leaks

April 2, 2014
No cold air? If the electric compressor's running, it's time to look for a leak. Just don't jump to conclusions.