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U1088 Diagnostic Trouble Code Discussion for March 2009

Loss of Communication With Sensing And Diagnostic Module

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Trouble Ticket Help Requests for DTC U1088
Help Request Posted
2002 Chevrolet Trailblazer LS 4.2L no communication VIN: 1GNDT13S62
U1088: loss of comm sdm. This t- blazer came in with the radio light going off and all cluster lights coming on at start up. The rear lift gate solenoid would also chatter when the gate was opened. We found no communication with the lift gate module and multiple communication codes u1...
March 11, 2009