B3935 Diagnostic Trouble Code Discussion for May 2015
Transponder Authentication Error
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| Help Request | Posted | |
| 2008 Chevrolet Express 1500 5.3L No Start VIN: 1GCFG15438 B3935: transponder authentication error. ... condition. Get error message service deterent system on instrument cluster. Not sure if key or theft deterent module. In learned key data it shows in valid key no and transponder key not present but sometime it show present. Tried 30 minute relearn and doe... |
May 25, 2015 |
