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U1016 Diagnostic Trouble Code Discussion for June 2013

Serial Communications Malfunction


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Trouble Ticket Help Requests for DTC U1016
Help Request Posted
2006 Buick Allure CX 3.8L No Start, Stall VIN: 2G4WF58206
U1016: lost communication. Calling all GM techs this one has me stumped! Going back about 2 months this car came in as a no start. The powertrain relay wasn't working. I found a broken brown wire by the valve cover and was good until recently. Now the car at times will stall, sometimes ...
June 27, 2013