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U0019 Diagnostic Trouble Code Discussion for July 2012

CAN B bus - stored in HVAC module

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Trouble Ticket Help Requests for DTC U0019
Help Request Posted
2006 Jeep Grand Cherokee Limited 4.7L No Start VIN: 1J4HR58N86
U0019: CAN B bus - stored in HVAC module. Towed in for a no crank no start. I was able to start and drive into shop. Retrived the codes listed. Have cleared all codes at this point. Any direction on which module to look at for a locked up data stream would great. Looks like there are about 23 modules ...
July 18, 2012