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U1000 Diagnostic Trouble Code Discussion for May 2007

Class 2 Communication Malfunction


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Trouble Ticket Help Requests for DTC U1000
Help Request Posted
2000 Pontiac Sunfire SE 2.2L No Start, Cuts out, MIL Lamp on VIN: 1G2JB524XY
U1000: Class 2 Communication Malfunction. ... the shop previously with a cutting out problem and will no start in cold weather problem. retrieved trouble codes and traced them to a pcm problem. i replaced computer. a couple of weeks later the customer came back in telling me that he was having the sam...
May 17, 2007
2000 Pontiac Sunfire SE 2.2L No Start, Cuts out, MIL Lamp on VIN: 1G2JB524XY
U1000: Class 2 Communication Malfunction. ... the shop previously with a cutting out problem and will no start in cold weather problem. retrieved trouble codes and traced them to a pcm problem. i replaced computer. a couple of weeks later the customer came back in telling me that he was having the sam...
May 17, 2007