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U1007 Diagnostic Trouble Code Discussion for July 2016

Lost communication with engine control module-invalid data


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Trouble Ticket Help Requests for DTC U1007
Help Request Posted
2011 Buick LaCrosse CXL 3.6L Reduced power VIN: 1G4GC5ED0B
U1007: Lost communication with engine control module-invalid data. A few weeks ago the vehicle came in with a set of codes for Accelerator Pedal Position signal correlation and reduced engine power. We reset the codes, tested checked input/output voltages at the assembly, eventually got the code to set again while using it, a...
July 25, 2016