U1301 Diagnostic Trouble Code Discussion for March 2009
Class 2 Data Line Short To Voltage
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| Help Request | Posted | |
| 2002 Chevrolet Trailblazer LS 4.2L no communication VIN: 1GNDT13S62 U1301: high voltage on class serial. 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 |
