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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 362 (Automatic Transmission - 6L80/6L90 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0601-P0604 or P062F >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0601 

The read only memory (ROM) test has failed 5 or more times.

P0602 

The transmission control module (TCM) has not been programmed.

P0603 

The TCM has detected a memory checksum error.

P0604 

The TCM random access memory (RAM) test has failed 5 or more times.

P062F 

The TCM has detected non-volatile memory is incorrect during power-down.

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