DTC P1639: Vehicle Id Block Not Programmed Or Is Corrupt
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P1639 - VEHICLE ID BLOCK NOT PROGRAMMED OR IS CORRUPT
| Description: | This DTC indicates the vehicle ID (VID) block is not programmed or the information within is corrupt. | ||
| Possible Causes: |
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| Diagnostic Aids: | Using a diagnostic tool, program the PCM to the most recent calibration available. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | The Vehicle ID (VID) Block must reprogrammed. For instructions, refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) . | ||