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U1040 Diagnostic Trouble Code Discussion for January 2011

Lost Communication With Antilock Brake System Module


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Trouble Ticket Help Requests for DTC U1040
Help Request Posted
2003 Pontiac Grand Am GT 3.4L No Start, Stall VIN: 1G2NW52EX3
U1040: Lost Communication With Antilock Brake System Module. Knowing that the fuel pump has been replaced and battery and alternator. Customer says it stalled on highway and not started until later when tow truck arrived... I drove it.. Drove fine... After a hot soak it not started.. With fuel gauge on car.. I noticed t...
January 07, 2011
2003 Pontiac Grand Am GT 3.4L No Start, Stall VIN: 1G2NW52EX3
U1040: Lost Communication With Antilock Brake System Module. Knowing that the fuel pump has been replaced and battery and alternator. Customer says it stalled on highway and not started until later when tow truck arrived... I drove it.. Drove fine... After a hot soak it not started.. With fuel gauge on car.. I noticed t...
January 07, 2011