× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Why you need a scope and good scan tool. Data bus problems
Posted to Technical Theory Forum on 8/20/2008 5 Replies

[...trimmed text...]

There are times when you need to know if the input to the ECM is the same as what is on the scan tool. 3.8L MAF problems come to mind. I have seen two that the GM testing indicate to replace the MAF, ... Login to read more.

5 Replies Received (View Replies)