× 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

P2544 Diagnostic Trouble Code Discussion for April 2012

Transmission Torque Request Circuit Malfunction

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 P2544
Help Request Posted
2007 GMC Sierra 2500 HD SLT 6.0L MIL Lamp on VIN: 1GTHK29K57
P2544: Transmission Torque Request Circuit Malfunction. This is a nightmare truck. Truck will divert to transmission limp mode and gauges will flutter when problem occours. PCM, TCM, BCM, ABS all loose communication. I have not been able to duplicate the situation in the shop. Problem will happen sometimes once a w...
April 20, 2012