× 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

P0374 Diagnostic Trouble Code Discussion for June 2010

High Resolution System Performance

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0374
Help Request Posted
2002 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHK23182
... towed-in as a no-start. P0374 DTC. The timing waveform at the FICM is an irregular square wave. Checked the crank sensor waveform at the input of the ECM and it is the same, irregular. There is a good power and ground at the crank sensor. Replaced the cran...
June 16, 2010