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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 P0658 or P0659 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0658 

The TCM detects an internal open or short to ground on the high side driver 1 for 1 second.

P0659 

The TCM detects an internal short to voltage on the high side driver 1 circuit for 1 second after engine start.

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