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U1041 Diagnostic Trouble Code Discussion for October 2008

Loss of Electronic Brake Controller Communication

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Trouble Ticket Help Requests for DTC U1041
Help Request Posted
2004 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDS13S64
U1041: ABS Communication Failure. I'm beginning to hate CAN failure diagnostics, We got these codes on this Envoy which turns on the ABS, and the Brake warning lights and the A/C stops working. When we checked the BUSS connector to see which module was not communicating all modules were there ...
October 09, 2008