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U1000 Diagnostic Trouble Code Discussion for December 2007

Class 2 Communication Malfunction

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Trouble Ticket Help Requests for DTC U1000
Help Request Posted
2005 Chevrolet Uplander LS 3.5L No Start VIN: 1GNDV23L45
U1000: class 2 serial data fault. ... hope there is a few of you out there). Customer concern is an intermittent no start and vehicle stalls, usually while turning corners. When stalling occurs, insturment cluster drops out. Vehicle restarts fine and all is well until next episode. I drove veh...
December 07, 2007