Rick's Free Auto Repair Advice

Posts Tagged: U2106

U2106

U2106 Lost Comm with Trans Control System This GM specific “U” code means that the PCM cannot communicate with the transmission control system. This is most likely the result of a problem with the data line between the two or a failure of a module on the data line that injects voltage onto the line. © 2012 Rick Muscoplat

U2107

U2107 Lost Communications with Body Control System (GM specific code) This GM specific code means that the PCM cannot send or receive data to the body control module. This is most likely the result of a failure in the data line. © 2012 Rick Muscoplat


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