Trouble Code Conditions

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Trouble Code Conditions
- Diagnostic trouble code (DTC) AT-411 is stored if the transmission control module (TCM) cannot write to the control module EEPROM memory.

Substitute value(s)
- None.

Possible source(s)
- Fault in transmission control module.

Fault symptom(s)
- No fault symptoms.
- Start fault-tracing. EEPROM, Fault In Memory