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Chevrolet TSB #21-NA-106
2023 Chevrolet Suburban
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not clear or appear to reset on the next engine start.
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