Join Now
International Automotive Technicians Network

U1016 Diagnostic Trouble Code Discussion for June 2013

Serial Communications Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

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
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