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U1040 Diagnostic Trouble Code Discussion for May 2007

Lost Communication With Antilock Brake System Module


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Trouble Ticket Help Requests for DTC U1040
Help Request Posted
2000 Pontiac Sunfire SE 2.2L No Start, Cuts out, MIL Lamp on VIN: 1G2JB524XY
U1040: Lost Communication With Antilock Brake System Module. ... 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