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U1000 Diagnostic Trouble Code Discussion for March 2006

Class 2 Communication Malfunction

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Trouble Ticket Help Requests for DTC U1000
Help Request Posted
2001 Pontiac Aztek 3.4L No Start, Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 3G7DA03E91
U1000: ipc loss of communication. ... light flashing rapidly and running so bad we could not hardly drive in what i noticed is when the fuel gauge does not work the trac light is on and says error on odometer and security light on, when you try to start sometimes starter will stay engaged for ...
March 21, 2006