Case 4: Data Bus Issues

Posted on August 08, 2009 in Tech Videos

If things don’t match the book’s description of problems, where do you go? The customer, of course! This class explains why questions are the answer. Find out as Dave Hobbs goes under the hood with some off-the-wall diagnostic troubleshooting of GM’s recent powertrain innovations.

Excerpt from F.R.E.D. Takes the Bus with Dave Hobbs

Data-bussing and multiplexing can be complex and aggravating, but F.R.E.D. (Frustrating, Ridiculous, Electronic, Devices) can help solve the mystery behind it. In this program, Dave Hobbs brings his 30+ years of experience to show you how the electronic modules communicate with each other and help you tackle this tough issue and save diagnostic time.