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P0700 Diagnostic Trouble Code Discussion for April 2012

Automatic Transmission System Malfunction Detected


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Trouble Ticket Help Requests for DTC P0700
Help Request Posted
2007 GMC Sierra 2500 HD SLT 6.0L MIL Lamp on VIN: 1GTHK29K57
P0700: Transmission Control Module Requested MIL Operation. 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
2007 GMC Sierra 2500 HD SLT 6.0L MIL Lamp on VIN: 1GTHK29K57
P0700: Transmission Control Module Requested MIL Operation. 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