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U1016 Diagnostic Trouble Code Discussion for December 2009

Serial Communications Malfunction

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Trouble Ticket Help Requests for DTC U1016
Help Request Posted
1998 Chevrolet Cavalier 2.2L No Start, Stall VIN: 1G1JC1241W
U1016: Serial Communications Malfunction. ... was fine till next morning when I went to start it. The gauges were bouncing all over after reading other posts seemed like it was sure to be the IPC. We had the ipc sent out reinstalled cleared codes car was gone for a week. No start again p1629 u1016 bac...
December 08, 2009