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U1016 Diagnostic Trouble Code Discussion for October 2007

Serial Communications Malfunction


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Trouble Ticket Help Requests for DTC U1016
Help Request Posted
1998 Chevrolet S10 2.2L Stall VIN: 1GCCS1444W
U1016: loss of class two communication. This vehicle came in running with #2 cylinder misfire. After diagnosing the vehicle we replaced the ECM with a used unit. Now it starts and runs on all 4 cylinders but only for about 6 seconds. We have tried the reprogramming protocol several times. We replace...
October 11, 2007
1998 Chevrolet S10 2.2L Stall VIN: 1GCCS1444W
U1016: loss of class two communication. This vehicle came in running with #2 cylinder misfire. After diagnosing the vehicle we replaced the ECM with a used unit. Now it starts and runs on all 4 cylinders but only for about 6 seconds. We have tried the reprogramming protocol several times. We replace...
October 24, 2007
1998 Chevrolet S10 2.2L Stall VIN: 1GCCS1444W
U1016: loss of class two communication. This vehicle came in running with #2 cylinder misfire. After diagnosing the vehicle we replaced the ECM with a used unit. Now it starts and runs on all 4 cylinders but only for about 6 seconds. We have tried the reprogramming protocol several times. We replace...
October 11, 2007
1998 Chevrolet S10 2.2L Stall VIN: 1GCCS1444W
U1016: loss of class two communication. This vehicle came in running with #2 cylinder misfire. After diagnosing the vehicle we replaced the ECM with a used unit. Now it starts and runs on all 4 cylinders but only for about 6 seconds. We have tried the reprogramming protocol several times. We replace...
October 24, 2007